NASA's Piggyback Experiment on Israeli Moon Lander Could Aid Future Lunar Touchdowns By Leonard David NASA put a small, laser-reflecting instrument on Israel's Beresheet lunar lander. Here's why.
Next Stop, Triton? Here's Two Wild Ideas to Explore Neptune's Weirdest Moon By Meghan Bartels Neptune's moon Triton is one of the strangest worlds in the solar system — and that's why scientists are exploring mission concepts that could give them a detailed look at it.
Massive Clock-Like Particles Could Reveal What Happened Before the Big Bang By Charles Q. Choi To see if there was a universe before the Big Bang and understand how the cosmos evolved after it began, researchers suggest looking for the influence of particles that acted like clocks.
Here's What the Speed of Light Looks Like in Slow Motion By Brandon Specktor What does the speed of light look like? CalTech researchers built the world's fastest camera to find out.
Astronauts Help Discover Newfound Crustacean During Cave Expedition By Mike Wall The newfound beast is a blind, cave-dwelling, aquatic crustacean.
Image of the Day By Hanneke Weitering NASA astronaut Anne McClain is smiling from ear to ear in an out-of-this world selfie she took during her first spacewalk last Friday (March 22).
Fastest-Thinning Greenland Glacier Threw NASA Scientists for a Loop. It's Actually Growing. By Laura Geggel Instead of shrinking, this giant glacier is growing, NASA scientists found.
Starquakes Rock Alien Sun, Revealing Details of a 'Hot Saturn' By Rafi Letzter NASA's TESS mission has, for the first time, detected a planet orbiting a star with visible starquakes.
Ready for the Red Planet! NASA's Mars Helicopter Aces Key Flight Tests By Mike Wall The 4-lb. Mars Helicopter, a technology demonstration that will launch with NASA's next Red Planet rover in July 2020, aced its first-ever test flight under Red Planet conditions.
Rare Disintegrating Asteroid Spied by Hubble Telescope (Photo) By Mike Wall Two long, narrow tails of material are streaming from a 2.5-mile-wide (4 kilometers) rock in the main asteroid belt between Mars and Jupiter, a new study reports.
Weirdly Colored Saturn Moons Linked to Ring Features, NASA's Cassini Revealed By Charles Q. Choi The bizarre shapes and diverse colors seen in some of Saturn's moons may now be explained, with the help of data taken by NASA's Cassini spacecraft before it plunged to its doom.
Mars Had Big Rivers for Billions of Years By Mike Wall Mars had large rivers long after the planet lost most of its atmosphere to space, a new study suggests.
These Scientists Want to Send a NASA Probe to Jupiter's Volcanic Moon Io By Meghan Bartels When it comes to moons, potentially habitable worlds tend to steal the spotlight — but NASA may send a mission to a world that's certainly dead biologically, but far from it geologically.
Astronomers Find Fossils of Early Universe Stuffed in Milky Way's Bulge By Brandon Specktor Some of the oldest stars in the universe are hiding out in the Milky Way’s muffin top.
Asteroid Strikes May Have Made Mars a More Life-Friendly Place By Mike Wall 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 it to the Red Planet.
Google Street View Takes the Armchair Explorer to Mars (Actually, the Canadian Arctic) By Hanneke Weitering Now you can explore one of the most Mars-like places on Earth from the comfort of your own home, thanks to a new partnership between Google and the NASA Haughton-Mars Project.
Hubble Telescope Reveals What 200 Billion Stars Look Like (Photos) By Meghan Bartels Two incredible new images from the Hubble Space Telescope show galaxies in all their shining glory.
NASA Moon Orbiter Tracks Chinese Rover on Lunar Farside (Photos) By Leonard David NASA's Lunar Reconnaissance Orbiter continues to monitor the whereabouts and wanderings of China's Yutu 2 rover on the moon's far side.
