Telescopes
Surveying Solar Storms by Ancient Assyrian Astronomers  ASTRO WATCH · 32 minutes
A research team led by the University of Tsukuba combined observations from ancient cuneiform tablets that mention unusual red skies with radioisotope... more
Chandra Sheds New Light on Tycho’s Supernova Remnant  SCI-NEWS.COM · 3 hours
X-ray images of Tycho’s supernova remnant (Tycho’s SNR) show a pattern of bright clumps and fainter holes. By comparing new... more
NASA's James Webb Space Telescope clears critical sunshield deployment testing  PHYS.ORG · 3 hours
The sunshield for NASA's James Webb Space Telescope has passed a test critical to preparing the observatory for its 2021 launch. Technicians and engineers fully deployed and tensioned... more
Remarkable story of shock wave physics in post-World War II America  SCIENCE DAILY · 4 hours
Physicists predicted the Hubble Space Telescope would see a rising vapor plume as the Shoemaker-Levy 9 comet crashed into the far side of Jupiter in 1994.... more
Astronomers investigate IRAS 09002-473 cluster, find hundreds of probable member stars  PHYS.ORG · 8 hours
Using NASA's Chandra X-ray Observatory, astronomers from Pennsylvania State University (PSU) and the California Institute of Technology (Caltech) have investigated IRAS 09002-473, an embedded cluster of... more
The rotation of Venus  PHYS.ORG · 10 hours
Venus is covered in a thick layer of clouds, one reason that it appears so bright in the sky. Ancient astronomers had a good idea of what (since Copernicus) we know as its orbital period; the modern measurement is that... more
Sandia scientists tell the remarkable story of shock wave physics in post-World War II America  PHYS.ORG · 11 hours
Sandia National Laboratories physicists Mark Boslough and Dave Crawford predicted the Hubble Space Telescope would see a rising... more
Hubble Observes Dwarf Spiral: IC 4653  SCI-NEWS.COM · 13 hours
The NASA/ESA Hubble Space Telescope has taken a beautiful picture of the dwarf spiral galaxy IC 4653. IC 4653 is located approximately 80 million... more
Record-number of over 200,000 galaxies confirm: Galaxy mergers ignite star bursts  PHYS.ORG · 15 hours
When two galaxies merge, there are brief periods of stellar baby booms. A group of astronomers led by Lingyu Wang (SRON Netherlands Institute for Space Research)... more
HERON Survey Fishes Out Detail in Ghostly Galaxy Outskirts  ASTRO WATCH · 1 day
Astronomers have completed the largest survey to date of the faint outskirts of nearby galaxies, successfully testing a... more
Super Spirals Spin Faster Than Expected, Astronomers Say  SCI-NEWS.COM · 3 days
Super spirals are the most massive star-forming disk galaxies in the Universe. They are much larger, brighter, and more massive... more
Origin and chemical makeup of Saturn's Moon Titan's dunes  SCIENCE DAILY · 3 days
Astronomers exposed acetylene ice -- a chemical that is used on Earth in welding torches and exists at Titan's equatorial regions -- at low temperatures to proxies of high-energy galactic... more
Image: Hubble snags starry galaxy  PHYS.ORG · 3 days
In this image taken by the Hubble Space Telescope, the galaxy NGC 4380 looks like a special effect straight out of a science fiction or fantasy film, swirling like a gaping portal to another dimension. more
Black Holes Stunt Growth of Dwarf Galaxies  ASTRO WATCH · 4 days
Astronomers at the University of California, Riverside, have discovered that powerful winds driven by supermassive black holes in the centers of dwarf... more
The clumpy and lumpy death of a star  PHYS.ORG · 4 days
In 1572, Danish astronomer Tycho Brahe was among those who noticed a new bright object in the constellation Cassiopeia. Adding fuel to the intellectual fire that Copernicus started, Tycho showed this "new star"... more
Near-Earth asteroids spectroscopic survey at the Isaac Newton telescope  PHYS.ORG · 4 days
The study of near-Earth asteroids (NEAs) is driven by both scientific and practical reasons. Because of their proximity to our planet, they can provide key information regarding the delivery of... more
Hubble observes first confirmed interstellar comet  SCIENCE DAILY · 4 days
Hubble has given astronomers their best look yet at an interstellar visitor -- comet 2I/Borisov -- whose speed and trajectory indicate it has come from beyond our solar system. Comet 2I/Borisov is only the second such... more
SUPERB survey detects new slowly-spinning radio pulsar  PHYS.ORG · 4 days
Astronomers have detected a new slowly rotating radio pulsar as part of the SUrvey for Pulsars and Extragalactic Radio Bursts (SUPERB). The newly found object, designated PSR J2251−3711, turns out to be one of... more
Gas 'waterfalls' reveal infant planets around young star  nanowerk · 5 days
The birthplaces of planets are disks made out of gas and dust. Astronomers study these so-called protoplanetary disks to understand the processes of planet formation. Beautiful images of these disks show distinct... more
Gas 'waterfalls' reveal infant planets around young star  SCIENCE DAILY · 5 days
For the first time, astronomers have witnessed 3D motions of gas in a planet-forming disk. At three locations in the disk around a young star called HD 163296, gas is flowing like... more
Gas 'waterfalls' reveal infant planets around young star  PHYS.ORG · 5 days
The birthplaces of planets are disks made out of gas and dust. Astronomers study these so-called protoplanetary disks to understand the processes of planet formation. Beautiful images of disks made with the... more
Surveying solar storms by ancient Assyrian astronomers  SCIENCE DAILY · 5 days
Researcher finds evidence of ancient solar magnetic storms based on cuneiform astrological records and carbon-14 dating. This work may help with our understanding of intense solar activity that can threaten modern electronics. more
New high-mass X-ray binary detected in the Large Magellanic Cloud  PHYS.ORG · 5 days
Using ESA's XMM-Newton spacecraft, an international team of astronomers has discovered a new, very young high-mass X-ray binary (HMXB) in the Large Magellanic Cloud (LMC). The newly found... more
Solar storm surveys by ancient Assyrian astronomers  PHYS.ORG · 5 days
Scientists at the University of Tsukuba study ancient cuneiform records for evidence of unusual solar activity 2,700 years ago, and identify three possible magnetic storms by matching the dates with tree-ring radioisotope data more
Telescope technology used to take first undistorted images of eye area involved in glaucoma  NEWS MEDICAL · 5 days
Using methods originally developed by astronomers to view stars more clearly through Earth's atmosphere, optometry researchers at Indiana University have... more
Going against the flow around a supermassive black hole  SCIENCE DAILY · 6 days
At the center of a galaxy called NGC 1068, a supermassive black hole hides within a thick doughnut-shaped cloud of dust and gas. When astronomers used the Atacama Large Millimeter/submillimeter... more
Heron survey fishes out detail in ghostly galaxy outskirts  SCIENCE DAILY · 6 days
Astronomers have completed the largest survey to date of the faint outskirts of nearby galaxies, successfully testing a low-cost system for exploring these local stellar systems. The team find that... more
Going against the flow around a supermassive black hole  nanowerk · 6 days
Astronomers made an unexpected discovery that could explain why supermassive black holes grew so rapidly in the early Universe. more
Going against the flow around a supermassive black hole  PHYS.ORG · 6 days
At the center of a galaxy called NGC 1068, a supermassive black hole hides within a thick doughnut-shaped cloud of dust and gas. When astronomers used the Atacama Large Millimeter/submillimeter... more
Heron survey fishes out detail in ghostly galaxy outskirts  PHYS.ORG · 6 days
Astronomers have completed the largest survey to date of the faint outskirts of nearby galaxies, successfully testing a low-cost system for exploring these local stellar systems. R. Michael Rich of... more
Image: Foreground asteroid passing the Crab Nebula  PHYS.ORG · 6 days
When astronomers use the NASA/ESA Hubble Space Telescope to study the deep sky, asteroids from our solar system can leave their marks on the captured pictures of far-away galaxies or nebulae. But rather than... more
Telescope technology used to take first accurate images of glaucoma-related eye structure  SCIENCE DAILY · 6 days
Researchers have used adaptive optics technology to create the first undistorted microscopic images of the eye's trabecular meshwork, which could help improve treatment for... more
2nd Interstellar Comet Looks Pretty Normal, Astronomers Say  LIVE SCIENCE · 6 days
Observations of the interstellar Comet Borisov have been flooding in for six weeks, and the more astronomers duplicate one another's work, the more confident they are in their analysis of the object. more
Black holes stunt growth of dwarf galaxies  nanowerk · 1 week
Astronomers find large-scale winds associated with active black holes in small galaxies suppress star formation. more
Astronomers use giant galaxy cluster as X-ray magnifying lens  nanowerk · 1 week
New lens technique spots tiny dwarf galaxy in the first, super-energetic stages of star formation. more
Astronomers use giant galaxy cluster as X-ray magnifying lens  SCIENCE DAILY · 1 week
Astronomers have used a massive cluster of galaxies as an X-ray magnifying glass to peer back in time, to nearly 9.4 billion years ago. In the process, they spotted a... more
Astronomers use giant galaxy cluster as X-ray magnifying lens  PHYS.ORG · 1 week
Astronomers at MIT and elsewhere have used a massive cluster of galaxies as an X-ray magnifying glass to peer back in time, to nearly 9.4 billion years ago. In the... more
2I/Borisov: Interstellar comet with a familiar look  PHYS.ORG · 1 week
A new comet discovered by amateur astronomer Gennady Borisov is an outcast from another star system, yet its properties are surprisingly familiar, a new study led by Jagiellonian University researchers shows. The team's findings... more
Astronomers use giant galaxy cluster as X-ray magnifying lens  MIT · 1 week
New lens technique spots tiny dwarf galaxy in the first, super-energetic stages of star formation. more
Study Sheds New Light on Evolution of Yellow Hypergiants  SCI-NEWS.COM · 1 week
In a study published this month in the journal Astronomy & Astrophysics, astronomers analyzed the properties of four... more
Open cluster ASCC 123 investigated in detail  PHYS.ORG · 1 week
Using the Galileo National Telescope, astronomers have conducted a high-resolution spectroscopic study of the open cluster ASCC 123 as part of the Stellar Population Astrophysics (SPA) project. Results of the new research, presented in... more
Hubble snaps spiral's profile  PHYS.ORG · 1 week
The NASA/ESA Hubble Space Telescope sees galaxies of all shapes, sizes, luminosities and orientations in the cosmos. Sometimes, the telescope gazes at a galaxy oriented sideways—as shown here. The spiral galaxy featured in this Hubble image is called NGC 3717,... more
Striking find  ESA · 1 week
Space Science Image of the Week: Citizen scientist spots asteroid in Hubble image of Crab Nebula more
The nature of obscured active galactic nuclei  PHYS.ORG · 1 week
Most galaxies host a supermassive black hole (SMBH) at their nucleus, one whose mass exceeds a million solar-masses. When material actively accretes onto the SMBH, associated processes can produce an active galactic nucleus (AGN)... more
Talking to the team  ESA · 1 week
French podcast Les Explorateurs talks to two members of the Hera asteroid mission team, manager Ian Carnelli (in French) and asteroid astronomer Alan Fitsimmons (in English) more
Hubble Captures Detailed Image of NGC 4380  SCI-NEWS.COM · 1 week
The NASA/ESA Hubble Space Telescope has produced a spectacularly detailed image of a galaxy called NGC 4380. NGC 4380 is a spiral... more
Liquifying a Rocky Exoplanet  ASTRO WATCH · 1 week
Rocky exoplanets that are around Earth-size are comparatively small, which makes them incredibly difficult to detect and characterize using telescopes. What are the optimal conditions to find such... more
Diatomic Carbon Detected in Interstellar Comet 2I/Borisov  SCI-NEWS.COM · 1 week
Astronomers have detected the emission from the small carbon chains C2 in the coma of 2I/Borisov, the first known interstellar comet to... more
Why Is the Milky Way Galaxy Getting So Gassy?  LIVE SCIENCE · 1 week
Using 10 years of data from NASA's Hubble Space Telescope, the team of astronomers concluded that there is more gas coming into our galaxy than leaving it. more
Black holes stunt growth of dwarf galaxies  PHYS.ORG · 1 week
Astronomers at the University of California, Riverside, have discovered that powerful winds driven by supermassive black holes in the centers of dwarf galaxies have a significant impact on the evolution of these galaxies by... more
Black holes stunt growth of dwarf galaxies  SCIENCE DAILY · 1 week
Astronomers have discovered that powerful winds driven by supermassive black holes in the centers of dwarf galaxies have a significant impact on the evolution of these galaxies by suppressing star formation. more
Milky Way Galaxy Accretes More Gas Than Expected  SCI-NEWS.COM · 1 week
Using data gathered by the NASA/ESA Hubble Space Telescope, astronomers have calculated the mass inflow and outflow rates of cool... more
Violent flaring revealed at the heart of a black hole system  PHYS.ORG · 1 week
An international team of astronomers, led by the University of Southampton, have used state-of-the-art cameras to create a high frame-rate movie of a growing black hole... more
Violent flaring revealed at the heart of a black hole system  nanowerk · 2 weeks
An international team of astronomers have used state-of-the-art cameras to create a high frame-rate movie of a growing black hole system at a level of detail... more
Milky Way raids intergalactic 'bank accounts'  SCIENCE DAILY · 2 weeks
Gas blown out of the Milky Way disk from exploding stars falls back onto the galaxy to form new generations of stars. In an effort to account for this recycling process, astronomers were surprised to find... more
The Milky Way kidnapped several tiny galaxies from its neighbor  SCIENCE DAILY · 2 weeks
A team of astronomers has discovered that several of the small -- or 'dwarf' -- galaxies orbiting the Milky Way were likely stolen from the Large Magellanic Cloud,... more
Astronomers show how supergiant stars repeatedly cool and heat up  PHYS.ORG · 2 weeks
An international team of professional and amateur astronomers, which includes Alex Lobel, astronomer at the Royal Observatory of Belgium, has determined in detail how the temperature of four... more
Milky Way raids intergalactic 'bank accounts,' Hubble study finds  PHYS.ORG · 2 weeks
Our Milky Way is a frugal galaxy. Supernovas and violent stellar winds blow gas out of the galactic disk, but that gas falls back onto the galaxy to form new... more
For newborn planets, solar systems are naturally baby-proof  PHYS.ORG · 2 weeks
Numerical simulations by a group of astronomers, led by Mario Flock from the Max Planck Institute for Astronomy, have shown that young planetary systems are naturally "baby-proof": Physical mechanisms combine to keep... more
Astronomers investigate a black hole candidate during outburst  PHYS.ORG · 2 weeks
Using MeeKAT telescope, astronomers have studied a black hole candidate X-ray binary system known as H1743−322 during an outburst that took place last year. Results of the study, presented in a paper... more
Milky Way's center will be revealed by NASA's Webb Telescope  PHYS.ORG · 2 weeks
The center of our galaxy is a crowded place: A black hole weighing 4 million times as much as our sun is surrounded by millions of stars whipping... more
Twin Baby Stars Grow Among a Twisting Network of Gas and Dust  ASTRO WATCH · 2 weeks
Astronomers using ALMA have obtained an extremely high-resolution image showing two disks in which young stars are growing, fed by a complex pretzel-shaped network... more
Liquifying a rocky exoplanet  PHYS.ORG · 2 weeks
Rocky exoplanets that are around Earth-size are comparatively small, which makes them incredibly difficult to detect and characterise using telescopes. What are the optimal conditions to find such small planets that linger in the darkness? "A rocky planet that is... more
Carbon-rich hot bubble detected in the planetary nebula NGC 5189  PHYS.ORG · 2 weeks
Using ESA's XMM-Newton space telescope, astronomers have found that the planetary nebula NGC 5189 harbors a carbon-enriched X-ray-emitting hot bubble. The discovery, presented in a paper published September... more
Kepler books Soyuz for first two service-grade satellites   SPACE NEWS · 2 weeks
As it explores changes to its constellation orbit and spacecraft design, Kepler Communications on Oct. 7 said it nonetheless secured... more
From 'weirdo' PhD stargazer to Nobel Physics laureate  PHYS.ORG · 2 weeks
As a student astronomer scanning the skies with homemade instruments a quarter of a century ago, Didier Queloz spent months doubting the data that led him to an inescapable conclusion: he'd just... more
Astronomers Discover Twenty New Saturnian Moons and You Can Help Name Them  SCI-NEWS.COM · 2 weeks
Astronomers using the Subaru Telescope in Hawaii have found 20 new moons orbiting Saturn. The discovery brings the total number of known Saturnian moons... more
Exoplanets: tantalising search for life beyond the solar system  PHYS.ORG · 2 weeks
This year's Nobel Prize for Physics honoured Michel Mayor and Didier Queloz, Swiss astronomers who proved the existence of a planet orbiting a star far beyond the Earth's solar system. more
Kepler books Soyuz for first two operational satellites   SPACE NEWS · 2 weeks
WASHINGTON — As it explores changes to its constellation orbit and spacecraft design, Kepler Communications on Oct. 7 said it... more
Astronomers found 20 new moons orbiting Saturn - and you can help name them  nanowerk · 2 weeks
Astronomers found 20 new moons orbiting Saturn. This brings the ringed planet's total number of moons to 82, surpassing Jupiter,... more
Astronomers observe year-long plateaus in decline of type Ia supernova light curves  nanowerk · 2 weeks
This is a surprising finding as astronomers had expected that the light curve would not only continue decreasing but even experience a sharp drop,... more
New shine for Sunrise's telescope  PHYS.ORG · 2 weeks
The Sunrise mission is an adventure: Carried by a giant helium balloon, the unmanned observatory peers at the Sun from an altitude of more than 35 kilometers; several days of flight are followed by a parachute landing. Twice... more
TESS Discovers Its First Brown Dwarf  SCI-NEWS.COM · 2 weeks
Astronomers using NASA’s Transiting Exoplanet Survey Satellite (TESS) have discovered an intermediate-mass brown dwarf orbiting a young star about 841 light-years from Earth. Named... more
PSR J0453+1559 may be a neutron star–white dwarf binary, study suggests  PHYS.ORG · 2 weeks
Astronomers have investigated a compact binary radio pulsar system known as PSR J0453+1559, with the aim of shedding more light on its mysterious nature. The new... more
Astronomers find cyanide gas in interstellar object 2I/Borisov  PHYS.ORG · 2 weeks
When the mysterious object known as 'Oumuamua passed Earth in October of 2017, astronomers rejoiced. In addition to being the first interstellar object detected in our solar system, its arrival opened our... more
Image: Hubble finds Medusa in the sky  PHYS.ORG · 2 weeks
The galaxy pictured in this Hubble image has an especially evocative name: the Medusa merger. more
Hubble Spots Edge-On Spiral Galaxy  SCI-NEWS.COM · 2 weeks
The NASA/ESA Hubble Space Telescope has produced a beautiful image of the spiral galaxy NGC 3717. NGC 3717 is located about 60 million light-years away in... more
The Violent History of the Big Galaxy Next Door  ASTRO WATCH · 2 weeks
Astronomers have pieced together the cannibalistic past of our neighboring large galaxy Andromeda, which has now set its... more
Double Protostar Caught in Process of Forming  SCI-NEWS.COM · 2 weeks
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have captured a stunning image of two circumstellar disks in which two protostars are... more
A dusty lab in the sky  PHYS.ORG · 2 weeks
Joe Nuth loves dust. Among astronomers, that puts him in a minority. more
Twin baby stars grow amongst a twisting network of gas and dust  SCIENCE DAILY · 2 weeks
Astronomers have obtained an extremely high-resolution image showing two disks in which young stars are growing, fed by a complex pretzel-shaped network of filaments... more
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