Mars to Trade Its Moon Phobos for a Ring


Mars’ largest moon, Phobos, is slowly falling toward the planet, but probably won’t smash into the red planet’s surface. Instead, it likely will be shredded...

  • ESO / M. Kornmesser

    Awesome Animation Displays The Gigantic Scale Of Our Universe

    A video from Tech Insider shows the massive scale of the universe in which we reside. The animation zooms out and shows the scale of... Read more

  • The Asteroid Vesta, one of the largest asteroids in the asteroid belt. (NASA)

    New Law Gives Asteroid Mining Companies the Right to Keep Space Gold

    President Barack Obama signed the U.S. Commercial Space Launch Competitiveness Act into law on Nov. 25, granting private companies property rights to objects they gather... Read more

  • (NASA Goddard Space Weather Center/CC BY 2.0)

    New Early-Warning System Could Protect Earth From Explosive Space Weather

    The sun can erupt with flares more energetic than 30 billion times the yield of all nuclear weapons ever detonated. The energetic particles released by... Read more

  • This composite image, made using data from the Hubble Space Telescope Chandra X-Ray Observatory, shows a powerful collision of clusters. These clusters show formations of dark matter, where it separated from the ordinary matter. (Credit: NASA)

    Tons of Dark Matter Hide in Nearby Dwarf Galaxy

    By measuring the mass of a nearby dwarf galaxy called Triangulum II, researchers may have found the highest concentration of dark matter in any known... Read more

  • The Alpha Magnetic Spectrometer on the starboard of the International Space Station (NASA).

    This One-Pound Gamma-Ray Sensor Can Find Gold on Asteroids

    Precious earth minerals are rare on Earth but abundant in asteroids—the problem is, before they can be mined, they first have to be found. Researchers at... Read more

  • A composite image of LkCa15 shows the MagAO data, in blue, and the LBT data, in green and red. (Credit: University of Arizona)

    This Picture Shows a Planet Being Born

    Scientists are watching the birth of a planet orbiting a star 450 light years away and say what they learn could answer some of the... Read more

  • (Scott Kelly/Twitter)

    Scott Kelly: NASA Astronaut’s Photo From Space Prompts UFO Speculation

    A new picture from a NASA astronaut has speculated another round of UFO speculation. Scott Kelly, currently on board the International Space Station, shared the... Read more

  • (en:NASA, en:STScI, en:WikiSky [Public domain], via Wikimedia Commons)

    Galaxy With a Heartbeat Gets Its Pulse Taken

    Astronomers have found a galaxy with a heartbeat—and they’ve taken its pulse. They are the first to measure the effect that pulsating, older red stars have on... Read more

  • Gliese Cc: Artist’s impression of sunset on one of the most Earth-like exoplanets. (ESO/L. Calçada/wikimedia, CC BY-4.0)

    The Five Most Earth-Like Exoplanets (So Far)

    I’ve lost count of the number of times I’ve read that the “first Earth-like exoplanet” has been discovered. With nearly 2,000 exoplanets found to date,... Read more

  • The best shot yet. (NASA/JHUAPL/SwRI)

    Pluto Revisited: The Case for Reinstating Its Planetary Status

    The New Horizons space probe voyage to Pluto has helped to create new interest in learning about our solar system. And it has refocused attention... Read more

  • Astronomers often think of Earth-like exoplanets as "pale blue dots, but with this haze, Earth would have been a 'pale orange dot'," says Giada Arney. Above, an image of Saturn's haze-shrouded moon Titan taken by the Cassini spacecraft. (Credit: NASA)

    Can an Exoplanet’s Orange Haze Indicate Life?

    An atmospheric haze around a distant planet—like the one which probably shrouded and cooled the young Earth—could show that the world is potentially habitable, or... Read more

  • The asteroid Lutetia at closest approach July 10, 2010 between Mars and Jupiter in outer space. (OSIRIS Team/Getty Images)

    Congress Passes Landmark Space Mining Rights Bill

    The Senate has passed legislation expected to spur the development of the space mining industry, by establishing property rights for minerals harvested in outer space... Read more

  • This artist’s conception made by Dana Berry of SkyWorks and provided by NASA on Nov. 6, 2015 shows GJ 1132b, foreground, a rocky planet similar to the Earth in size and mass, orbiting a red dwarf star. (Dana Berry/SkyWorks/NASA via AP)

    Venus’ Twin? Earth-Size Planet Is Hot, May Have Atmosphere

    CAPE CANAVERAL, Fla. — There’s a new rocky Earth-size planet on our galactic block, and it’s a sizzler. Astrophysicists on Wednesday revealed the newfound world,... Read more

  • (Ian Houser/YouTube)

    Bright Light Streaks Across Sky in California, Sets Off UFO Speculation

    A bright moving object captured streaking across the California sky prompted speculation that it was a UFO. However, an official said the light, which was... Read more

  • (Aphelleon/iStock)

    Hopkins Telescope to Examine Origins of the Universe

    BALTIMORE—A journey to the beginning of the universe lurched forward Nov. 9 with a trek over just a few hundred feet. A crew of experienced movers... Read more

  • The Allen Telescope Array in California, a radio telescope array dedicated to astronomical observations and a simultaneous search for extraterrestrial intelligence. (Colby Gutierrez-Kraybill/Wikimedia Commons)

    SETI Detects No Signs of Life From ‘Alien Megastructure’ Star

    SETI, the search for extraterrestrial intelligence, released its first findings for the so-called “alien megastructure” around a distant star. A few weeks ago, there were... Read more

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