Meteorites, Comets and Asteroids
All about Meteorites Comets Asteroids: Meteorite: Stony, iron, stony-iron metal meteoroid or asteroid metal, Cryovolcanism Shape Dwarf Planet Ceres, Asteroid’s Characteristics, planetary shake-up, asteroid Itokawa, NASA’s OSIRIS-REx, Meteorite bombardment. Asteroid asteroids facts size belt types, answers to questions like: How are asteroids formed? Where are asteroids found? What are asteroids made of? Comets Interesting facts, famous names of comets, halley’s comet, the Kuiper Belt and the Oort Cloud frozen ammonia, methane or water, dirty snowballs and questions like: What are comets made of? Where do comets come from? How big are comets?
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Feb 7, 2016There 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. -
Jan 27, 2016In 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, 2016This beautiful landscape feels within arm’s reach in this stunning view across the Imhotep region on Comet 67P/Churyumov–Gerasimenko. -
Jan 16, 2016The 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. -
Jan 12, 2016Features 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. -
Dec 10, 2015Ceres reveals some of its well-kept secrets in two new studies in the journal Nature, thanks to data from NASA's Dawn spacecraft. -
Nov 26, 2015New clues emerge in the mystery of a star with odd light patterns. -
Nov 24, 2015Data 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. -
Oct 30, 2015The 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. -
Oct 15, 2015New research suggests that most of the material that has struck Ceres in high-speed collisions has stuck — billions of years worth of meteorite material.
