News tagged with asteroid

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What is creating gullies on Vesta?

(Phys.org)—In a preliminary analysis of images from NASA's Dawn mission, scientists have spotted intriguing gullies that sculpt the walls of geologically young craters on the giant asteroid Vesta. Led by ...

Dec 06, 2012
4.6 / 5 (9) 11 | with audio podcast

Herschel intercepts asteroid Apophis

(Phys.org)—ESA's Herschel space observatory made new observations of asteroid Apophis as it approached Earth this weekend. The data shows the asteroid to be bigger than first estimated, and less reflective.

Jan 09, 2013
5 / 5 (8) 4 | with audio podcast