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Saturn spacecraft prepares to ring-graze
On November 30, the Cassini spacecraft will begin a series of 20 orbits that fly high above and below Saturn's poles, plunging just past the outer edge of the main rings.
November 24, 2016
GoPros go to edge of space
Photog Adventures sent its GoPros to space, captured some stunning views, and then lost the cameras for 15 days. Follow the adventure in this video.
November 23, 2016
New record-breaking Milky Way satellite
It's record-breaking because it's so faint. Could this galaxy be a sign of many yet-unknown dwarf galaxies orbiting our Milky Way? And do we now have a way to detect them? Astronomical theorists hope so!
November 21, 2016
A new major supercluster of galaxies
The Vela supercluster had gone unnoticed due to its location behind the plane of the Milky Way, where dust and stars obscure the view.
November 21, 2016
What happens if the sun disappears?
Some things that would happen here on Earth if our giant source of heat and light were to vanish from the sky, and how long it would take.
November 19, 2016
Great Valley found on Mercury
Scientists have discovered a Great Valley on Mercury, hundreds of miles long and sunken by as much as 2 miles (3 km) below the surrounding terrain.
November 17, 2016
A slushy ocean beneath Pluto’s heart?
A bulging, viscous, liquid ocean may lie beneath Pluto's heart-shaped Tombaugh Regio. If it exists, it solves a longstanding puzzle about this region.
November 17, 2016
100 scientists say yes to asteroid mission
Scientists have signed an open letter in support of increased knowledge of Near-Earth Objects (NEOs), whose orbits carry them near Earth. You can sign it, too.
November 14, 2016
No need for dark matter?
Erik Verlinde just released the latest installment of his new theory of gravity. He now says he doesn't need dark matter to explain the motions of stars in galaxies.
November 10, 2016
Watch summer clouds on Titan
Time-lapse by the Cassini spacecraft shows methane clouds moving across northern regions of Saturn's largest moon, Titan, on October 29 and 30.
November 10, 2016
