Since its discovery in 2016, planetary scientists have been excited about TRAPPIST-1, a system where seven Earth-sized rocky... more

Two new studies, one on high-energy particles and the other on tidal forces, may bring into question the habitability of TRAPPIST-1 exoplanets. more

Since its discovery in 2016, planetary scientists have been excited about TRAPPIST-1, a system where seven Earth-sized rocky planets orbit a cool star. Three of the planets are in the... more

Two new studies by space scientists may bring into question the habitability of TRAPPIST-1 exoplanets. more

The Transiting Exoplanet Survey Satellite spotted the planet, as well as a weird "sub-Neptune" world, circling the star HD 21749, which lies about 53 light-years from Earth. more

A nearby system hosts the first Earth-sized planet discovered by NASA's Transiting Exoplanets Survey Satellite, as well as a warm sub-Neptune-sized world. This milestone sets the path for finding smaller planets around even smaller stars, and... more

Researchers have examined the sediments in the Dead Sea. The geologists drilled a 400-meter hole before analyzing each layer of sediment and the traces of a strategy that enables bacteria... more

Planetary scientists are calling on mineral physicists to help them figure out the strange chemistry going on inside super-Earths and mini-Neptunes. more

Excitement about exoplanets skyrocketed when rocky Earth-like planets were discovered orbiting in the habitable zone of some of our closest stars – until hopes for life... more

What could be more important than sustaining habitable living conditions on Earth? Climate change, biodiversity loss and other environmental problems demand changes on an order of magnitude well beyond the... more

Proxima b, TRAPPIST-1e, Ross-128b and LHS-1140b — the closest potentially habitable exoplanets — orbit a different kind of... more

Researchers confront rising belief in ancient aliens and other myths more

Researchers were inspired by everything from chocolate biscuits and Doctor Who aliens when choosing names for 10 new species of wasps. more

Rocky, Earth-like planets orbiting our closest stars could host life, according to a new study that raises the excitement about exoplanets. more

Excitement about exoplanets skyrocketed when rocky Earth-like planets were discovered orbiting in the habitable zone of some of our closest stars – until hopes for life were dashed by the... more

Planetary scientists are calling on mineral physicists to help them figure out the strange chemistry going on inside super-Earths and mini-Neptunes. more

University of Adelaide researchers were inspired by everything from chocolate biscuits and Doctor Who aliens when choosing names for 10 new species of wasps. more

'Alien' lights in Norway were a NASA mission, not an extraterrestrial visit. more

'Alien' lights in Norway were a NASA mission, not an extraterrestrial visit. more

Music has long been known to affect people's mood. A certain tune can lift you up or bring you to tears, make you focus, relax or even run faster. Now a study is investigating how the power of music may... more

NASA's newest planet-hunting mission just got a list of high-priority targets. more

The module that will carry the ExoMars rover and surface science platform from Earth to Mars has arrived in Italy... more

According to NASA, scientists are in... more

Music has long been known to affect people’s mood. A certain tune can lift you up or bring you to tears, make you focus, relax or even run faster. Now... more

The killer of this alien planet left a significant piece of evidence behind. more

According to NASA, scientists are in agreement that there is no life on Mars. However, they continue to assess whether Mars ever had an environment capable of supporting microbial life. Now, researchers from Hungary have discovered embedded organic material in... more

The discovery of life on Mars would get pretty much everyone excited. But the... more

The discovery of life on Mars would get pretty much everyone excited. But the scientists hunting for it would probably be happy... more

An 18-year-old high school senior has won a $250,000 prize... more

We may be one step closer to cracking the Mars methane mystery. more

The mystery of methane on Mars may finally be solved as scientists Monday confirmed the presence of the life-indicating gas on the Red Planet as well as where it might have come... more

Since the Wright brothers first took to the skies of Kill Devil Hills, North Carolina, Dec. 17, 1903, first flights have been important milestones... more

This year marks the 40th anniversary of "Alien," and fans have lots of reasons to celebrate — including new short films. more

NASA's TESS mission has, for the first time, detected a planet orbiting a star with visible starquakes. more

Since the Wright brothers first took to the skies of Kill Devil Hill, North Carolina, Dec. 17, 1903, first flights have been important milestones in the life of any vehicle designed for air travel. After all,... more

NASA’s new Transiting Exoplanet Survey Satellite (TESS) is designed to ferret out habitable exoplanets, but with hundreds of thousands of... more

Over 50 non-native species have found their way to the Galápagos Islands, almost 10 times more than scientists previously thought, reports a... more

NASA's TESS mission has, for the first time, detected a planet orbiting a star with visible starquakes. more

Earth is a very special planet. It is the only celestial body in the solar system on which we know life exists. Could there be life on other... more

Over 50 non-native species have found their way to the Galápagos Islands, almost 10 times more than scientists previously thought, reports a... more

NASA’s Transiting Exoplanet Survey Satellite (TESS) is the first space-based, all-sky surveyor to search for alien worlds. The spacecraft was... more

A New Jersey high school production of "Alien" — the 1979 movie that kicked off a multi-film franchise — went viral over the weekend. more

When it comes to moons, potentially habitable worlds tend to steal the spotlight — but NASA may send a mission to a... more

Asteroid impacts may have helped make Mars a more life-friendly place — and not just by delivering water and the carbon-based building blocks of life as we know... more

A new study reveals asteroid impacts on ancient Mars could... more

NASA's new Transiting Exoplanet Survey Satellite (TESS) is designed to ferret out habitable exoplanets, but with hundreds of thousands of sunlike and smaller stars in its camera views, which of... more

NASA's new Transiting Exoplanet Survey Satellite (TESS) is designed to ferret out habitable exoplanets. more

NASA's new Transiting Exoplanet Survey Satellite (TESS) is designed to ferret out habitable exoplanets, but with hundreds of thousands of sunlike and smaller stars in its camera views, which of those stars... more

A new study reveals asteroid impacts on ancient Mars could have produced key ingredients for life if the Martian atmosphere was rich in hydrogen. An early hydrogen-rich atmosphere on Mars... more

Is Earth an exhibit in an alien zoo? more

Is Earth an exhibit in an alien zoo? more

The center of our galaxy is a frenzy... more

A few brief hops in the Martian air two years from now could open alien worlds to an entirely new kind of exploration. more

Carbon monoxide detectors in our homes warn of a dangerous buildup of that colorless, odorless gas we normally associate with... more