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Origin and evolution of life
Meteorites, Comets and Asteroids
Outer solar system
Moon to Mars
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Image of the Day
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.
What smacks into Ceres stays on Ceres
Oct 15, 2015
New research suggests that most of the material that has struck Ceres in high-speed collisions has stuck — billions of years worth of meteorite material.
Rosetta’s First Peek at the Comet’s Dark Side
Oct 2, 2015
Using the MIRO instrument aboard Rosetta, scientists have studied the southern polar regions of its target comet at the end of their long winter season.
How Rosetta's Comet Got Its Shape
Sep 30, 2015
Two comets collided at low speed in the early Solar System to give rise to the distinctive ‘rubber duck’ shape of Comet 67P/C-G, say Rosetta scientists.
Rosetta Reveals Comet's Water-Ice Cycle
Sep 23, 2015
ESA's Rosetta spacecraft has provided evidence for a daily water-ice cycle on and near the surface of comets.
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