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Gliese 581g: Potentially Habitable Planet — If It Exists

This artist’s conception shows the inner four planets of the Gliese 581 system and their host star. The large planet in the foreground is Gliese 581g, which is in the middle of the star’s habitable zone and is only two to three times as massive as Earth. Some researchers aren’t convinced Gliese 581g exists, however. […]

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Pluto's Hazy Layers Linked to Atmospheric Gravity Waves

Layering in Pluto’s atmosphere may form thanks to gravity waves, according to scientists with the New Horizons mission. Credit: NASA/JHUAPL/SWRI Streaks seen in the slightly hazy atmosphere of Pluto may arise because of a phenomenon known as buoyance waves, also known as gravity waves. While scientists recently made headlines with the discovery of gravitational waves […]

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Meteor Shower Spawned by Halley's Comet Peaks This Week

Justin Ng of Singapore captured this view of a bright Eta Aquarid meteor hurtling across the night sky over Mount Bromo, on the Indonesian island of Java. Credit: © Justin Ng If you missed out on seeing Halley’s Comet during its last Earth flyby in 1986, don’t despair — you can spot tiny pieces of […]

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Where Did Planet Nine Come From?

Artist’s illustration of Planet Nine, a hypothesized world in the outer solar system thought to be about 10 times more massive than Earth. Credit: Caltech/R. Hurt (IPAC) It’s unclear whether Planet Nine exists, but astronomers are already digging into the mystery of the hypothetical world’s birth. In January, Konstantin Batygin and Mike Brown of the California Institute […]

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May the 4th Be With You: A Bounty of 'Star Wars' Gifts and Goodies

The BB-8 app-enabled droid is one of many “Star Wars” products available in the Space.com store. Credit: Sphero/Lucasfilm Ltd. Today is “Star Wars Day !” (In case you haven’t heard). This unofficial holiday celebrates the beloved space-fantasy franchise created by George Lucas, and is based entirely on a pun: “May the 4th” sounds a lot […]

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The Origins of Strange Swirls on the Moon are Coming to Light

This image from NASA’s Lunar Reconnaissance Orbiter shows the Reiner Gamma lunar swirl. Credit: NASA LRO WAC science team An avalanche of new research illuminates the strange swirls of light and dark peppering the surface of the moon, suggesting that the weak magnetic field Earth’s only natural satellite offers a surprisingly strong shield to parts of […]

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White House Report Endorses FAA Oversight of Commercial Space Missions

Astreroid mining is one emerging commercial space application that isn’t currently covered by U.S. regulations needed to provide oversight as required by the Outer Space Treaty. Credit: Bryan Versteeg / DSI WASHINGTON — The White House has endorsed a proposal where the U.S. Federal Aviation Administration (FAA) would provide oversight of “non-traditional” commercial space activities, […]

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Mercury Transit of the Sun on May 9: How to See It and What to Expect

On Monday (May 9), you will have an opportunity to witness one of the rarest astronomical events: a transit of Mercury across the face of the sun. <img class=”pure-img” big-src=”http://www.space.com/images/i/000/055/246/original/Widget-Solar-Filter.jpg?1462382208?interpolation=lanczos-none&downsize=*:1400″ src=”http://www.space.com/images/i/000/055/246/i01/Widget-Solar-Filter.jpg?1462382208?interpolation=lanczos-none&downsize=192:*” alt=”Safely observe this transit with high quality solar filters. Shop now! “/> Credit: Space.com Store Because Mercury and Venus are closer to the sun […]

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Space Station Flyover of Morocco

Expedition 47 Flight Engineer Jeff Williams of NASA captured this detailed photograph from the International Space Station during a daytime flyover of Morocco on May 2, 2016. Williams shared the image to social media and asked, “Reptile scales, or incredible and rugged geology in Morocco?” To source

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Mercury’s 2016 Transit of the Sun: A Rare Sight | Video

Recommended videos for you Mercury’s 2016 Transit of the Sun: A Rare Sig… Mercury Transit – What You And NASA Need To K… Mercury Transits The Sun And Mars Is Close In… Mars’ Slopes Carved By Boiling Water? Conditi… Three Possibly Habitable Planets Orbit Close… Three Nearby Alien Planets Could Host Life, O… Asteroid Bennu […]

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