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Big asteroid to buzz Earth on Halloween, not another like it until 2027

An unexpected and large asteroid is coming around for a rare flyby, zipping past Earth close enough for scientists to get a good look.

By October 20, 2015


3D Mars video traces Mark Watney's path from 'The Martian'

What would it be like to see Mars firsthand if you were scrambling across it to survive? See for yourself, in 3D, even.

By October 5, 2015


NASA thinks it knows what Ceres' mysterious bright spots are made of

For most of 2015, the dwarf planet has been beaming a mystery back at us. Now NASA has an educated guess that might surprise you.

By October 1, 2015


NASA shows Ceres' bright spots in 'striking new detail'

The mysterious bright spots shining on dwarf planet Ceres go under closer inspection with a newly released NASA image.

By September 9, 2015


NASA's Dawn zooms in on Ceres' towering conical mountain

A 4-mile-high mountain on dwarf planet Ceres comes into focus as the Dawn spacecraft scoots up close for its most detailed images yet.

By August 25, 2015


NASA says chill out, there's no doomsday asteroid next month

Rumors of an Earth-shattering asteroid impact scheduled for September are blown off course by NASA applying science to the fear-mongering.

By August 20, 2015


The 4-mile-tall pyramid mountain on dwarf planet Ceres is glowing

NASA's Dawn spacecraft finds that the largest object in the asteroid belt is also a huge mystery, as the craft takes a closer look.

By August 8, 2015


Lt. Uhura from 'Star Trek' is hopping on a NASA plane

Nichelle Nichols, the actress who played Lt. Nyota Uhura on "Star Trek," is going back to space. Sort of. She'll take part in a NASA image-capturing flight in September.

By August 4, 2015


NASA's Ceres maps show color-coded features and new official, mythical names

The geological features on dwarf planet Ceres are now named after agricultural gods and goddesses, while we're still waiting to hear about the sci-fi names chosen for features of Pluto's moon.

By July 29, 2015


NASA spies 3-mile-tall 'pyramid,' more bright spots on Ceres

Dwarf planet Ceres gets weirder as NASA's Dawn spacecraft gets closer. Check out the latest shots from the cosmic paparazzi.

By June 18, 2015