Science & Astronomy

This Photo of Saturn's Moon Dione Crossing the Planet Is Simply Jaw-Dropping
Dione Transit of Saturn
September 1st, 2015
An icy moon of Saturn hangs against the face of its giant parent planet in a breathtaking new image captured by NASA's Cassini spacecraft.
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Cassini Watches Enceladus Fizz Into Space
Enceladus with Water Vapor Plume
August 31st, 2015
Cassini has once again turned to Enceladus, the enigmatic moon of Saturn.
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Full Moon Tonight Offers Sneak Preview of September Lunar Eclipse
Full Moon Over Caguas, Puerto Rico
August 29th, 2015
The "Sturgeon Moon" will grace the sky tonight (Aug. 29), but it is only a dress rehearsal for next month, when the full moon will undergo a total lunar eclipse.
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The Brightest Planets in September’s Night Sky: How to See Them (and When)
Venus, September 2015
September 1st, 2015
Eye-popping Venus, low-riding Mercury and stealthy Saturn will all make appearances among the bright objects in September's night sky, and this day-by-day description shows how to find them.
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Our Galaxy's Heart Glows in Psychedelic X-Ray Light
XMM-Newton Image of the Milky Way Galaxy's Center
August 31st, 2015
Europe's XMM-Newton telescope took an X-ray scan of the Milky Way's core, capturing some dazzling high-energy delights.
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Solar Storms Are Amping Up the Northern Lights This Week
Aurora Borealis Photo by 'Aurora Dora'
August 28th, 2015
Space weather events that have been building over the last week continued to affect Earth early this morning (Aug. 28), increasing the possibility of enhanced aurora sightings near the North and South poles.
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Best Space Stories of the Week – Aug. 30, 2015
The Area Around a Black Hole
August 30th, 2015
Mars One seeks billionaires, Ceres and Dione get close-ups, a Martian hoax is debunked and Stephen Hawking solves a black hole conundrum in Space.com's top stories for this week.
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Stunning Rainbow Jets from Dying Stars Spied by Hubble (Video)
Hubble View of Dying Stars' Jets
August 28th, 2015
Rainbow jets of gas blast away from twin dying stars in the Hubble Space Telescope's vivid new shot of the Twin Jet Nebula.
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