Extraterrestrials
Dedicated to scientific search for extraterrestrial life. Visit EXOPLANETS for related news.
The irregular flickering of star VVV-WIT-07 is reminiscent of Tabby’s star, which brought speculation of alien megastructures.
On Nov. 16, 1974, humans sent their first message to the stars in an attempt to contact extraterrestrials. See how it happened...
VIDEO As an astrophysicist, probably the most common question I get asked is: "Are we alone in...
The South African city of Cape Town, which nearly ran out of water this year, could beat future droughts by cutting down non-native trees including pine, acacia and eucalyptus, according...
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Why haven't we heard from aliens? Scientists don't know, but they have a couple of ideas.
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When rains fell on the arid Atacama Desert, it was reasonable to expect floral blooms to follow. Instead, the water brought death. Planetary astrobiologists has found that after encountering never-before-seen rainfall three...
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Astronomers have found compelling evidence of a frigid alien world about 3.2 times more massive than Earth circling Barnard's Star, a dim red dwarf that lies just 6 light-years from the sun.
In 'Out There' (Grand Central Publishing, 2018), Space.com senior writer Mike Wall tackles the search for alien life from many different angles and discusses humanity's drive to get off its...
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We know less about the ground beneath our feet than we do about the surface of Mars, but new research by University of Colorado Boulder geoscientists shines a light on...
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After a comprehensive review of their scientific merits and technical status, the SPC has decided to extend the operation of the five missions led by ESA's Science Programme: Cluster, Gaia, INTEGRAL, Mars Express, and XMM-Newton. The SPC...
VIDEO Violent and destructive, active volcanoes ought to be feared and avoided. Yet, these geological cauldrons expose the pulse...
Before that happens, we need to recognize that a very real possibility...
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A letter authored by SETI Institute scientist Oliver White was published by Nature Astronomy today. Co-authors included researchers Jeff Moore, Tanguy Bertrand and Kimberly Ennico at...
Resonating oscillations of a planet's atmosphere caused by gravitational tides and heating from its star could prevent a planet's rotation from steadily slowing over time, according to new...
plan developed to characterize and identify ocean worlds
Strategies to identify and explore ocean worlds in our Solar System should focus on a range of targets, including confirmed...
Tonight (Nov. 12), National Geographic’s "Mars" series returns for a second season with a captivating premiere. This first episode reflects...
Several billion years ago, as the recently formed planet Earth cooled down from a long and brutal period of heavy meteor bombardment, pools of primordial muck began to swirl with...
VIDEO Before that happens, we need to recognize that a very real possibility...
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nasa to shut down astrobiology virtual institute
NASA is planning to replace its two-decade-old virtual institute devoted to astrobiology with a looser network of research teams, a move the...
National Geographic's "Mars" returns for a second season on Monday (Nov. 12), bringing a blend of extraterrestrial drama and real-life insights about...
oxia planum favored for exomars surface mission
The ExoMars Landing Site Selection Working Group has recommended Oxia Planum as the landing site for the ESA-Roscosmos rover and surface science...
nasa to support initial studies of privately funded enceladus mission
NASA signed an agreement in September with a foundation to support initial studies of a privately...
space force europa missions face scrutiny as democrats take over house
The Trump administration’s desire to establish a Space Force could be in jeopardy next...
scientists theorize new origin story for earth s water
Earth’s water may have originated from both asteroidal material and gas left over from the formation of the Sun, according...
Breakthrough Initiatives, which already scans the heavens for possible signals from faraway alien civilizations, is considering looking for E.T. closer to home — in our...
In 'Out There' (Grand Central Publishing, 2018), Space.com senior writer Mike Wall tackles the search for alien life from many different angles and discusses humanity's drive to get off its...
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A new study, published in the Astrophysical Journal, suggests that if a 1- to...
VIDEO The entire history of human existence is a tiny blip in our solar system's 4.5-billion-year history. No one was around to see planets forming and undergoing dramatic changes before settling...
Earth's water may have originated from both asteroidal material and gas left over from the formation of the Sun, according to new research. The new finding could give scientists important insights about...
A new life-support system that can recycle breathable air is being installed at the International Space Station, promising to dramatically decrease the amount of...
The Kepler mission officially ended on Oct. 30, when NASA announced that the spacecraft had run out of fuel and would receive...
A scientific paper led by two researchers at Harvard University made a splash this week by claiming that a cigar-shaped rock zooming through our solar system may have been sent by aliens.
Does oddball space object 'Oumuamua's weird acceleration hint at alien origins?
The odd interstellar object that zoomed through the inner solar system last October might be an alien reconnaissance spacecraft, a new study suggests.
The first known interstellar visitor to the solar system, 'Oumuamua, highlights how life could also spread between the stars, and perhaps even across the galaxy, two new studies...
Humanity could advertise its presence to potential intelligent aliens in our cosmic neighborhood via a powerful laser beacon, a new study suggests.
When it comes to the search for extra-terrestrial life, scientists have a tendency to be a bit geocentric – i.e. they look for planets that resemble...
VIDEO The closest place in the universe where extraterrestrial life might exist is...
Researchers at MIT just found that humanity could build a laser that could signal an extraterrestrial intelligence.
As our planet warms, what life will survive and thrive? If the coal fire-fueled soils around Centralia, Pennsylvania, are any indication, organisms with smaller genomes and cells may...
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If extraterrestrial intelligence exists somewhere in our galaxy, a new study proposes that laser technology on Earth could, in principle, be fashioned...
As our planet warms, what life will survive and thrive? If the coal fire-fueled soils around Centralia, Pennsylvania, are any indication, organisms with smaller genomes and cells may...
Resonating oscillations of a planet's atmosphere caused by gravitational tides and heating from its star could prevent a planet's rotation from steadily slowing over time, according to new...
If extraterrestrial intelligence exists somewhere in our galaxy, a new MIT study proposes that laser technology on Earth could, in...
Ice that forms at a speed faster than sound could be ripping life on alien planets to shreds before it even has a chance...
Existing laser technology could be fashioned into Earth’s “porch light” to attract alien astronomers, study finds.
Life-forms could jump from one planet to another in tight-knit planetary systems, scientists say.
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The question of whether we're alone in the universe has haunted humankind for thousands of years, and it's one astronomer Jill Tarter has tried to answer for much of her...
The northeastern rim region of Hellas impact basin, located in the southern hemisphere of Mars, contained numerous ephemeral lakes throughout Mars' history,...
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The Dawn probe, which hopped between two objects in the asteroid belt during its seven-year mission, ran out of fuel and stopped calling home.
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nasa retires kepler space telescope
After nine years in deep space collecting data that indicate our sky to be filled with billions of hidden planets—more planets even than stars—NASA’s Kepler space...
A report by the WWF published on October 30 reveals how our actions are degrading the natural world – the very basis...
VIDEO On October 19th, 2017, the Panoramic Survey Telescope and Rapid Response System-1 (Pan-STARRS-1) in Hawaii announced the first-ever detection of an interstellar asteroid, named 1I/2017 U1 (aka, "Oumuamua). In the months that followed, multiple...
Ice that forms at a speed faster than sound could be ripping life on alien planets to shreds before it even has a chance...
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Mars expert John Grotzinger tells the story of exploration and the search for ancient life on the red planet at the annual Carlson Lecture.
Orson Welles' Oct. 30, 1938 broadcast of "War of the Worlds," based on the H.G. Wells tale of alien invasion, startled many listeners who thought Martians...
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Organic molecules — compounds that on Earth can be linked with life — encased within meteorites from Mars may have formed on the Red...
Dust clouds that orbit Earth like moons may finally have had their existence confirmed after more than a half-century of controversy, new research finds.
After nine years in deep space collecting data, NASA's Kepler space telescope has run out of fuel needed for further science operations. NASA has decided to retire the spacecraft within its current, safe orbit, away from Earth. Kepler...
After nine years in deep space collecting data that indicate our sky to be filled with billions of hidden planets—more planets even than stars—NASA's Kepler space telescope has run out of fuel needed for further science operations. NASA...
The Kepler space telescope has run out of fuel and will be retired after a 9-1/2-year mission in...
The most prolific planet-hunting machine in history is dead. NASA's Kepler space telescope, which has discovered 70 percent of the 3,800 confirmed alien worlds to date, has run...
The most prolific planet-hunting machine in history is dead. NASA's Kepler space telescope, which has discovered 70 percent of the 3,800 confirmed alien worlds to date, has run out of fuel and signed off.
The ways in which humans feed, fuel and finance our societies and economies are pushing our planet's natural systems – which support...
A ground-breaking $3.8 million instrument, used by astronomers to discover and study Earth-like planets, has been launched by a team from UNSW Sydney, The Australian National University (ANU) and Australian Astronomical Optics...
How life could be shared between planets in close proximity to one another has received a greater insight thanks to new analytics based on previously known and new calculations. The findings are allowing researchers...
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A radio report of an alleged "alien invasion" in New Jersey caused alarm 80...
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A radio report of an alleged "alien invasion" in New Jersey caused alarm 80 years ago today.
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desert test drive for mars rover controlled from 1 000 miles away
A UK-built Mars rover was taken for a test drive in Spain’s Tabernas Desert...
The ExoFiT Mars rover testing team will use a new model called 'Charlie' to test hardware, software and to practise science operations for the future European...
The planets so far discovered across the Milky Way are a motley, teeming multitude: hot Jupiters, gas giants, small, rocky worlds and mysterious planets larger than Earth and smaller than Neptune. As...
NASA's Kepler spacecraft hasn't discovered quite as many potentially habitable worlds as previously thought, new results from Europe's...
rocky habitable sizing up a galaxy of planets
The planets so far discovered across the Milky Way are a motley, teeming multitude: hot Jupiters, gas giants, small, rocky...
New research shows how the public can play a vital role in helping to track invasive species.
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A new type of space telescope could help find life on other planets or discover other solar systems like ours, according to a report recently carried out by the National Academies of...
As far as we know, all life requires one thing, water, and that's why scientists are fascinated by worlds they know or...
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New research published in the Nature journal Scientific Data shows how the public can play a vital role in helping to track invasive species.
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Caltech researcher Vlada Stamenković and co-authors calculated that if liquid water exists on the Red Planet,...
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Mars has long been thought of as dry and barren – unable to harbour life. But research over the past few years...
Salty water just below the surface of Mars could hold enough oxygen to support the kind of microbial life that emerged and flourished on Earth billions of years...
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Earth's early life might have been purple, suggesting the search for extraterrestrial life should scan for the color.
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Earth's early life might have been purple, suggesting the search for extraterrestrial life should scan for the color.
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Florida has become a haven for invasive species in the United States, but perhaps the most well-known of the State's alien residents...
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Stellar superflares from young red dwarfs may make conditions uninhabitable on fledgling planets, according to the...
VIDEO Almost all galaxy clusters experience mergers. While a merger takes place, a specific spiral pattern can often be observed in X-ray images. Such a spiral feature...
Another red dwarf has been caught firing off a superpowerful flare, further bolstering the notion that life might have a hard time taking root...
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The word "HAZMAT" describes substances that pose a risk to the environment, or even to life itself. Imagine the term being applied to entire planets, where violent flares from the host star...
We still have a long way to go in the search for intelligent aliens.
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When Australian scientists presented evidence in 2016 of life on Earth 3.7 billon years ago—pushing the record back 220 million years—it was a big deal, influencing even the search for life on Mars.
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Environmental data collected from an exposure panel exposed to the space environment for one year suggests that microbes and organic compounds present in the exposure panel...
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An international team of scientists, including KAUST high performance computing experts and astronomers from the Paris Observatory and the National Astronomical Observatory of Japan (NAOJ), in...
Alien SignalUFOExoplanetsFRBTabby's Star
Evidence of aliens? What to make of research and reporting on 'Oumuamua, our visitor from space
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How Earth volcanoes offer a window into the evolution of life and the solar system
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Colonizing Mars Means Contaminating Mars — And Never Knowing For Sure If It Had Its Own Native Life
SPACE.COM
Cosmic detective work: Why we care about space rocks
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Colonizing Mars means contaminating Mars – and never knowing for sure if it had its own native life
PHYS.ORG
Could 'Oumuamua be an extraterrestrial solar sail?
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Chandra and ALMA measure speed of sloshing gas in galaxy cluster
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