Ploonets — large regular moons ejected from orbits around close-in gas giant exoplanets — could explain many baffling astronomical observations, such as the puzzling behavior of a star called KIC 8462852 (also known as Tabby’s star), the anomalous features of the Kronos-Krios binary stellar system, and the hypothetical exocometary signatures around stars KIC 12557548 and [...]... SCI-NEWS.COM · 5 months
Neptune’s Moons Naiad and Thalassa Perform ‘Dance of Avoidance’  SCI-NEWS.COM · 3 weeks
A new study, published in the journal Icarus, shows that Naiad and Thalassa, two innermost moons of Neptune,... more
The Large Synoptic Survey Telescope could find more of Earth's transient moons  PHYS.ORG · 3 weeks
It is a well-known astronomical convention that Earth has only one natural satellite, which is known (somewhat uncreatively) as "the moon." However, astronomers have... more
NASA finds Neptune moons locked in 'dance of avoidance'  SCIENCE DAILY · 4 weeks
Even by the wild standards of the outer solar system, the strange orbits that carry Neptune's two innermost moons are unprecedented, according to newly published research. more
NASA finds Neptune moons locked in 'dance of avoidance'  PHYS.ORG · 4 weeks
Even by the wild standards of the outer solar system, the strange orbits that carry Neptune's two innermost moons are unprecedented, according to newly published research. more
Stardust from red giants  PHYS.ORG · 13 hours
Some of the Earth's building material was stardust from red giants, researchers from ETH Zurich have established. They have also explained why the Earth contains more of this stardust than the asteroids or the planet Mars, which are farther from... more
Stardust from red giants  SCIENCE DAILY · 9 hours
Some of the Earth's building material was stardust from red giants. Astronomers can also explain why the Earth contains more of this stardust than the asteroids or the planet Mars, which are farther from the sun. more
Extinction of ice age giants likely drove surviving animals apart  PHYS.ORG · 3 weeks
As the world grapples with an extinction crisis, our large mammals are among the most endangered. These threatened species—rhinos, pandas, tigers, polar bears and the like—greatly influence their... more
Supermassive Black Hole Triggers Star Formation in Multiple Galaxies  SCI-NEWS.COM · 5 days
Enormous black holes usually affect their surroundings through the so-called ‘negative feedback’ — in other words, suppressing the... more
What the US defense industry can tell us about how to fight climate change  PHYS.ORG · 2 weeks
Achieving the large-scale cuts in greenhouse gas emissions that will be needed will require the development and adoption of new... more
Research finds short-term radon test kits are not effective in measuring radon gas exposure  PHYS.ORG · 6 days
As awareness increases about the health danger of radon gas, more people are making the decision to test their homes... more
This scientist has been counting butterflies for 47 years and has no plans to stop  PHYS.ORG · 3 weeks
Art Shapiro stands on the edge of a Chevron gas station in the north-central Sierra, sipping a large... more
Neptune's Wobbling Moons Are Locked in a Never-Before-Seen Orbital Dance  LIVE SCIENCE · 3 weeks
Standing on one moon, you'd see the other pass overhead twice before ducking around to pass on the other side. more
Daltons and Amagats laws fail in gas mixtures with shock propagation  Science Magazine · 4 days
A shock propagating through a gas mixture leads to pressure, temperature, and density increases across the shock front. Rankine-Hugoniot relations correlating pre- and post-shock quantities describe... more
Researchers substantially boost sensitivity of terahertz gas analysis  PHYS.ORG · 3 weeks
A new advance promises to increase the sensitivity of high-resolution spectrometers that perform chemical analysis using terahertz wavelengths. This higher sensitivity could benefit many applications, such as analysis of the complex gas... more
The eagles have landed: Singapore shows off rare Philippine raptors  PHYS.ORG · 2 weeks
Singapore showed off two critically-endangered eagles Wednesday that were loaned from the Philippines as part of a breeding programme to reverse the dwindling numbers of the feathered giants. more
Gas Giant Composition Not Determined By Host Star  ASTRO WATCH · 3 days
A surprising analysis of the composition of gas giant exoplanets and their host stars shows that there isn't a strong... more
Cheops transfer  ESA · 1 week
Image: ESA’s Characterising Exoplanet Satellite, Cheops, encapsulated under the ASAP-S adapter of the Soyuz launcher, after having been moved to the platform of the transport module on 29 November. The two shells of... more
Natural gas, false hope in climate change campaign?  PHYS.ORG · 3 weeks
Natural gas is cleaner and produces fewer global warming emissions than other fossil fuels, making it key to our transition to a low-carbon future, but it comes with its own serious drawbacks. more
Turning (more) fat and sewage into natural gas  SCIENCE DAILY · 4 weeks
Researchers have developed what is, to date, the most efficient means of converting sewage sludge and restaurant grease into natural gas. more
Study calls 200-year-old law about gas mixtures into question  PHYS.ORG · 1 day
According to a new study led by a team from The University of New Mexico, centuries-old laws about the behavior of gas mixtures do not apply in the presence of... more
National greenhouse gas reporting needs an overhaul: It's time to directly measure the atmosphere  PHYS.ORG · 4 days
How much greenhouse gas is emitted by any individual country? With global emissions of carbon dioxide hitting a record of... more
Galactic Fountains and Carousels: Order Emerging from Chaos  ASTRO WATCH · 4 weeks
Scientists from Germany and the United States have unveiled the results of a newly-completed, state of the art simulation of... more
Fitting Cheops into the flight adapter  ESA · 1 week
Image: At Europe’s Spaceport in Kourou, French Guiana, ESA’s Characterising Exoplanet Satellite, Cheops, is being fitted into the flight adapter of the Soyuz-Fregat rocket... more
Puffins stay cool thanks to their large beak  PHYS.ORG · 2 weeks
Tufted puffins regulate their body temperature thanks to their large bills, an evolutionary trait that might explain their capacity to fly for long periods in search for food. more
Nitrous oxide, a greenhouse gas, is on the rise  SCIENCE DAILY · 3 weeks
A new study from an international group of scientists finds we are releasing more of the greenhouse gas nitrous oxide into the atmosphere than previously thought. more
Expert: Reducing gas flaring will benefit economy and environment  PHYS.ORG · 3 weeks
Reducing gas flaring throughout the United States would provide substantial economic and environmental benefits, according to a new issue brief by an expert in the Center for Energy Studies at... more
Gas giant composition not determined by host star  SCIENCE DAILY · 1 week
A surprising analysis of the composition of gas giant exoplanets and their host stars shows that there isn't a strong correlation between their compositions when it comes to elements heavier than hydrogen... more
First giant planet around white dwarf found  PHYS.ORG · 6 days
Researchers using ESO's Very Large Telescope have, for the first time, found evidence of a giant planet associated with a white dwarf star. The planet orbits the hot white dwarf, the remnant of a... more
Whale shark hot spot offers new conservation insights  PHYS.ORG · 4 weeks
According to the International Union for Conservation of Nature (IUCN), whale sharks are considered endangered, which means the species has suffered a population decline of more than 50% in the past three... more
MORE SCIENCE VIDEO
First giant planet around white dwarf found
PHYS.ORG
New study finds the mix that makes Titan's lakes spew nitrogen bubbles
PHYS.ORG
It takes an ecosystem to raise a successful start-up
PHYS.ORG
Earth has a couple more chances to avoid catastrophic climate change. This week is one of them
PHYS.ORG
Mars: We may have solved the mystery of how its landslides form
PHYS.ORG
Space is key to monitoring ocean acidification
PHYS.ORG
Bursting bubbles blow smoke rings
Science Magazine
Spacewalk excursion to extend the life of a powerful spectrometer
PHYS.ORG
Life under extreme conditions at hot springs in the ocean
PHYS.ORG
The Large Synoptic Survey Telescope could find more of Earth's transient moons
PHYS.ORG
FRESH SCIENCE