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An Aurora Called 'Steve'? Strange Sky Phenomenon InvestigatedMeet "Steve," a strange, new aurora feature discovered by citizen scientists and verified by the European Space Agency's (ESA) Swarm satellites.
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A Star Explosion Times 4: Supernova Image Quadrupled in Rare SightThis supernova was ready for its close-up — times four!
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Giant Peanut-Shaped Asteroid to Pass Harmlessly by Earth Today -
Surprise! Jupiter Has a Great 'Cold' Spot, TooJupiter is famous for its Great Red Spot, a storm twice the diameter of Earth that rages on the gas giant's surface. Now, researchers have found that it has a second great spot, almost as large.
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Discovery! Atmosphere Spotted on Nearly Earth-Size Exoplanet in FirstFor the first time, researchers have detected an atmosphere around a planet just a little bit larger than Earth outside the solar system.
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Winston Churchill on Aliens: 1939 Essay DiscoveredWinston Churchill was known for his leadership during World War II, but a newfound essay on alien life reveals another side of him, one that was deeply curious about the universe.
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These Powerful Blazars Are the Most Distant Ever SeenMonster black holes shooting jets of gamma-ray radiation right at us have been spotted farther away than ever before, dating back to when the universe was nearly one-tenth its current age.
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Early Meteorite Bits Reveal Clues About Solar System's Evolution -
Heat Record: How NASA Knows 2016 Was the Hottest Year -
Turtle the Size of 2 Earths: Stunning Sunspot Revealed in New Radio Images -
IBM's Watson Turns Its Computer Brain to NASA Research -
'Doctor Strange' Astrophysicist Talks Mind-Bending Marvel Science -
Incoming! How NASA and FEMA Would Respond to an Asteroid Threat -
Elon Musk Unveils SpaceX Raptor Engine Test for Interplanetary TransportLast night (Sept. 25), SpaceX's Raptor interplanetary transport engine fired for the first time, according to a series of tweets from the company's CEO, Elon Musk.
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Blue Origin Announces Huge 270-Foot-Tall RocketThis morning (Sept. 12), Jeff Bezos announced a new family of massive reusable rockets in development for his company Blue Origin. The rockets will be designed to launch both satellites and humans.
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New Equation Tallies Odds of Life Beginning -
'Twisty' Molecule Essential to Life Spotted in Deep Space For 1st Time -
Light Pollution Ruins Night-Sky Views for One-Third of HumanityA new, comprehensive atlas of worldwide light pollution reveals that one-third of all people cannot see the Milky Way in the sky, including nearly 80 percent of North Americans.
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Ammonia Swirls Found Beneath Jupiter’s Clouds -
Building Blocks of Life Found in Comet's Atmosphere -
Surprise! Gigantic Black Hole Found in Cosmic Backwater -
Milky Way Mystery: Here's What Caused the Galaxy's Youngest SupernovaThe Milky Way's youngest supernova was probably caused by the collision of two ultradense remnants of stars, new research suggests.
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'Laser Cloak' Could Hide Earth from Evil AliensA simple laser beam could disrupt aliens' observations of Earth, making it look like there's nobody home on the third rock from the sun, a new study suggests.
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Mars' Mysterious Moon Phobos Revealed in New PhotoThis eerie portrait of Mars' moon Phobos in ultraviolet light was snapped by the NASA orbiter MAVEN as their orbits crossed paths.
