... Discoveries . Follow-up Astrometry with the 1.0-m at SSO . Previous News Items . Anglo-Australian Near Earth Asteroid Survey 1990-96 . Links .. ...
... mass of some star is 0.7 kg, or an asteroid is travelling at 1010 m s-1 (faster than ... that mountains are square blocks, that asteroid are cubes or spheres: whatever makes ... 3. An asteroid, one kilometre in diameter, lands in the North Atlantic. ...
... The Earth received its water from a combination of water-rich (~10% by mass) asteroid impacts from the outer asteroid belt, water-rich planetesimals from the Jupiter-Saturn region and to a lesser extent a late veneer of water from cometary nuclei [19, 20 ...
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Ссылки http://www.mso.anu.edu.au/~charley/papers/LineweaverRobles2006.pdf -- 82.1 Кб -- 01.05.2007 Похожие документы
... This ongoing survey for near-Earth asteroids has b een op erating at the 0.5 m Uppsala telescop e at Siding Spring Observatory since 2004, with a cadence of 3-5 images on each 4 square degree field over 45 minutes. ...
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Ссылки http://www.mso.anu.edu.au/~micheleb/images/TNO2010_abstract_MTB.pdf -- 30.5 Кб -- 02.12.2010 Похожие документы
... Discoveries . Follow-up Astrometry with the 1.0-m at SSO . Previous News Items . Anglo-Australian Near Earth Asteroid Survey 1990-96 . Links .. ...