NASA's Mars Science Laboratory will launch two years later than previously planned. The 2009 launch date is no longer feasible because of testing and hardware challenges that must be addressed. › Read More and Comment
NASA's Mars Science Laboratory will launch two years later than previously planned. The 2009 launch date is no longer feasible because of testing and hardware challenges that must be addressed. › Read More and Comment
Climate cycles persisting for millions of years on ancient Mars left a record of rhythmic patterns in thick stacks of sedimentary rock layers, revealed by a telescopic camera on NASA's Mars Reconnaissance Orbiter. › Read more
Astronaut Bob Cabana -- now director of NASA's Kennedy Space Center in Florida -- recalls vividly the first trip to the fledgling station in 1998. › Read More
With a diameter of about 170,000 light years, galaxy Messier 101 (M101) is nearly twice the size of our Milky Way. Its orientation allows telescopes...
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