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This Spinning, Snakelike Star System Might Blast Gamma Rays into the Milky Way When It Dies
November 19, 2018 | ArticleAstronomers found a star system in our galaxy that could produce a gamma-ray burst — one of the brightest and most energetic events in the universe.
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Voyager 2 Creeps Closer to the Edge of the Solar System
November 16, 2018 | ArticleGoing, going — nope, it's still just going, NASA says of its Voyager 2 probe, which the agency realized was approaching the edge of the solar system back in early October.
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The 2018 Leonid Meteor Shower Peaks This Weekend! Here's What to Expect
November 16, 2018 | ArticleCome early Sunday morning (Nov. 18), the famous Leonid meteor shower will reach its peak, with lesser numbers expected on the preceding and following mornings.
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Do Not Fear the Dark Matter Hurricane (The Dark Matter Hurricane Is Good)
November 14, 2018 | ArticleScientists think there's a 'dark matter hurricane' coming, but it's definitely not going to kill you. It's actually kind of exciting.
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Scientists Are '99 Percent' Sure There's a Huge Exoplanet Very Close to Our Solar System
November 14, 2018 | ArticleScientists think there's a giant new planet full of frozen water, and it's right down the cosmic street from Earth.
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Where Are All the Aliens? 'Out There' Book Excerpt
November 14, 2018 | ArticleIn 'Out There' (Grand Central Publishing, 2018), Space.com senior writer Mike Wall tackles the search for alien life from many different angles and discusses humanity's drive to get off its natal rock. Read an excerpt from the new book here.
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Colonizing Mars Means Contaminating Mars — And Never Knowing For Sure If It Had Its Own Native Life
November 14, 2018 | ArticleBefore that happens, we need to recognize that a very real possibility exists that the first human steps on the Martian surface will lead to a collision between terrestrial life and biota native to Mars.
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How to Watch a Near-Earth Asteroid Zoom Closer to Earth than the Moon
November 09, 2018 | ArticleThree chunky asteroids are zooming by Earth this weekend, and one of them is getting closer to our planet than the moon itself.
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Ripples in Space-Time Could Reveal the Shape of Wormholes
November 07, 2018 | ArticleWormholes are usually illustrated as gaping gravity wells linked by a narrow tunnel, but their precise shape has been unknown — until now.
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Ghostly Orange Light Envelopes Earth During Rare Airglow
November 07, 2018 | ArticleAn eerie, marmalade-colored light show made Earth look like a gigantic orange lollipop early this morning (Nov. 7), prompting an astronaut aboard the International Space Station to snap a photo of it to share with Earthlings down below.
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