Planets
Last modified January 14, 2003 by Lisa Gardiner.
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A Jupiter moon that has more holes than Swiss cheese!
Amalthea , a small moon of Jupiter, is not made of Swiss cheese, but it does seem to be full of holes making its density surprisingly low. Roughly the shape of a potato, Amalthea is a small, reddish moon...more
Newly Discovered Martian Lakes and Canyon!
Geologists from the Smithsonian National Air and Space Museum in Washington, D.C. have found empty lakes and a river in the highlands of Mars. They don't contain any water, but they may indicate that...more
An Exoplanet that Looks Like Jupiter!
Astronomers Dr. Geoffrey Marcy and Dr. Paul Butler announced that, after 15 years of observation, their team has found 13 extrasolar planets (or exoplanets), and that one of these exoplanets may be somewhat...more
Planetary Alignment 2002
In late April through mid-May 2002, all five naked-eye planets are visible simultaneously in the night sky! This is includes Mercury which is generally very hard to see because of its proximity to the...more
Missions Possible!
The servicing mission to the Hubble Space Telescope in early March looks to have been a great success. Four weeks after the servicing mission, the Telescope has been declared healthy and fit...and is frankly,...more
Hubble Detects the First Extrasolar Planetary Atmosphere!
To date, 76 extrasolar planets are known. Yesterday, the first detection of an extrasolar planetary atmosphere was announced! As well, this is the first chemical analysis to be done on the atmosphere of...more
Mars Odyssey
The Mars Odyssey was launched April 7, 2001, from Cape Canaveral Air Force Station in Florida. After a six-month, 285 million-mile journey, the Odyssey arrived at Mars on October 24, 2001 (02:30 Universal...moreShop Windows to the Universe
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