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Image of the Day
Dawn's First Year at Ceres: A Mountain Emerges
Mar 8, 2016
NASA's Dawn mission commemorates the spacecraft's first year at Ceres with new images of a mysterious mountain.
Inside Rosetta's Comet
Feb 7, 2016
There are no large caverns inside Comet 67P/Churyumov-Gerasimenko. ESA’s Rosetta mission has made measurements that clearly demonstrate this, solving a long-standing mystery.
Ceres: Keeping Well-Guarded Secrets for 215 Years
Jan 27, 2016
In 1801, when an astronomer pointed his telescope at a seemingly star-like point of light, he probably had no idea a robotic emissary from Earth would one day be sent there.
Jan 25, 2016
This beautiful landscape feels within arm’s reach in this stunning view across the Imhotep region on Comet 67P/Churyumov–Gerasimenko.
NASA's Stardust Sample Return was 10 Years Ago
Jan 16, 2016
The sample return capsule from NASA's Stardust mission successfully landed at the U.S. Air Force's Utah Test and Training Range in Dugway, Utah, on January 15, 2006.
New Details on Ceres Seen in Dawn Images
Jan 12, 2016
Features on dwarf planet Ceres that piqued the interest of scientists throughout 2015 stand out in exquisite detail in the latest images from NASA's Dawn spacecraft.
New Clues to Ceres' Bright Spots and Origins
Dec 10, 2015
Ceres reveals some of its well-kept secrets in two new studies in the journal Nature, thanks to data from NASA's Dawn spacecraft.
Strange Star Likely Swarmed by Comets
Nov 26, 2015
New clues emerge in the mystery of a star with odd light patterns.
NEOWISE Identifies Greenhouse Gases in Comets
Nov 24, 2015
Data from NASA's NEOWISE mission are giving new insights into comet dust, nucleus sizes, and production rates for difficult-to-observe gases like carbon dioxide and carbon monoxide.
Halloween Skies to Include Dead Comet Flyby
Oct 30, 2015
The large space rock that will zip past Earth this Halloween is most likely a dead comet that, fittingly, bears an eerie resemblance to a skull.
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