News tagged with 99942 apophis

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.

dateJan 09, 2013 in Space Exploration
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Celestial flybys set to thrill

Astronomers are gearing up for thrills this year when Earth gets buzzed by two rogue asteroids and two comets, including a wanderer last seen by the forerunners of mankind.

dateJan 06, 2013 in Space Exploration
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Impact mitigation

The save-the-Earth rehearsal mission Don Quijote, commissioned by the European Space Agency, is planned to test the potential of a real life-or-death mission to deflect a mass-extinction-inducing asteroid from a colli ...

dateAug 15, 2011 in Space Exploration
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