Could we eavesdrop on aliens by detecting signals relayed around the sun?
Researchers suggest we may be able to use gravitational lensing to amplify radio waves, allowing us to listen in on communication signals passing through our solar system.
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Mars sample return details coming next week, NASA and European Space Agency promise
NASA and the European Space Agency (ESA) have new details to share on how they will bring pieces of Mars to Earth, and they'll share their plans next week.
To search for alien life, astronomers will look for clues in the atmospheres of distant planets — and the James Webb Space Telescope just proved it's possible to do so
Scientists who study exoplanets explain how the James Webb Space Telescope will study exoplanet atmospheres.
How big a deal is NASA's new UFO study?
Space.com reached out to UFO groups and leading experts in the field to get their thoughts on NASA's new endeavor.
NASA hopes new study helps bring UFO research into the mainstream
NASA hopes it can help move the study of unidentified aerial phenomena (UAP) off the scientific fringes and into the mainstream.
Europe ending cooperation with Russia on life-hunting Mars rover
It's official: Russia will no longer be a partner on Europe's life-hunting Mars rover mission, which is scheduled to launch in the late 2020s.
NASA's James Webb Space Telescope is ready to begin its epic science mission
The powerful eyes of NASA's James Webb Space Telescope are now fully open and ready to observe the cosmos.
NASA's Mars Life Explorer mission would dig deep to hunt for Red Planet life
A NASA concept mission called Mars Life Explorer would dig into Red Planet ice, hunting for signs of living organisms.
Mars spacecraft may have to dig deeper than thought to find traces of life
New research shows that certain protein-building amino acids that could be evidence of ancient life on Mars are more susceptible to radiation than scientists thought.
NASA's Europa Clipper may crash into Ganymede, the largest moon in the solar system, at mission's end
The Europa Clipper mission, due to launch in 2024, was originally supposed to crash into Jupiter, but there's been a change of plans.
Extreme microbes in salty Arctic water could aid search for life on Mars
Never-before-seen microbes living deep beneath the permafrost at one of the coldest and saltiest water springs on Earth could provide a blueprint for life on Mars.
On alien worlds, exotic form of ice may transport nutrients to hidden oceans
Alien life in the deep global ocean of a water world could receive its nutrients through a shell of high-pressure ice around the planet's core.
China's 'alien' signal almost certainly came from humans, project researcher says
Despite the false alarm, SETI researchers are still pretty sure we're not alone in the universe.
Did China just detect signals from an alien civilization?
The internet is abuzz with rumors that China may have picked up signals from an alien civilization. But the pings are probably just Earthly interference, experts say.
Perseverance Mars rover spots weird snake-head rock and balancing boulder (photo)
On Sunday (June 12), the car-sized Perseverance Mars rover snapped a photo that could be mistaken for a still from an "Indiana Jones" movie.
Wobbly jets of binary star systems may affect chances of hosting life
Because Earth is the only planet known to host life as we know it, researchers have usually focused on planetary systems similar to our own when searching for extraterrestrial life.
4 hostile alien civilizations may lurk in the Milky Way, a new study suggests
New research calculates the odds that humans will contact a 'malicious' alien civilization that wants to invade our planet. Don't worry, the chances are incredibly small.
China proposes alien planet mission to hunt habitable worlds by scanning wobbling stars
A proposed Chinese mission would look for nearby habitable alien worlds by launching a spacecraft to make ultraprecise measurements of how orbiting planets make a star wobble.
