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Asteroids Found To Have Similar Orbit To Uranus
2013-06-19 04:44:21

John P. Millis, Ph.D. for redOrbit.com — Your Universe Online In 2006, Uruguayan astronomer Tabaré Gallardo provided evidence that two asteroids, Crantor and 2000 SN331, had orbital periods similar to that of the planet Uranus — roughly 84 Earth-years. Now, some seven years later, researchers Carlos de la Fuente Marcos and Raúl de la Fuente Marcos, at the Complutense University of Madrid (UCM), have confirmed that not two, but three large asteroids...

2012-10-15 11:23:53

NASA partner United Launch Alliance (ULA) has completed the fifth and final milestone for its Commercial Crew Development Round 2 (CCDev2) agreement with the agency's Commercial Crew Program. The Hazard, System Safety and Probabilistic Risk Assessment detailed how ULA's Atlas V rocket launch system hardware would ensure crew safety during launch and ascent. "The ULA team did an outstanding job outlining how it plans to integrate its launch vehicle with completely different spacecraft...


Latest Centaur Reference Libraries

6_348877a21702e82deaef967e7029f7ad2
2004-10-19 04:45:41

Comet -- A comet is a small body from the outer reaches of the solar system similar to an asteroid but composed of ice. Often described as "dirty snowballs," they are composed largely of carbon dioxide ice, methane ice, and water ice with a mixture of dust and small stony aggregates mixed in. Comets are thought to be small pieces of debris left over from the formation of the solar system, representing a sample of the original composition of the nebula that condensed to form the Sun and all...

6_79b1bf0245952aa2e5b479867b1c322b2
2004-10-19 04:45:41

Asteroid -- An asteroid, also called a minor planet or planetoid, is a member of a group of small, planet-like bodies that are part of our solar system. They are believed to be remnants of the interstellar clouds, nebula, that were not incorporated into planets during the formation of the solar system. The largest asteroid in the inner solar system is Ceres with a diameter of 1003 km. It also was the first to be discovered, by Giuseppe Piazzi on January 1, 1801. Nowadays, over 9000...

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Word of the Day
bibliopole
  • A bookseller; now, especially, a dealer in rare and curious books.
This word comes from a Greek phrase meaning 'book seller.'
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