Entry Descent and Landing
The Phoenix Entry Descent and Landing will be a real nail-biter for engineers on May 25, 2008. In order to survive, the Phoenix spacecraft must perform a series of challenging maneuvers correctly, before it lands on Mars.
An asteroid measuring several feet in diameter is expected to enter the atmosphere over northern Sudan before dawn Tuesday, setting off a potentially brilliant natural fireworks display. (Oct. 6)
JPL scientists use advanced technologies to track asteroids and comets that have the potential to one day come close to Earth. This story details what seemed to be a close call with an asteroid named Apophis in 2004.
Scientists at NASA's Near-Earth Object Program Office at the Jet Propulsion Laboratory in Pasadena, Calif., have been monitoring asteroid 2007 TU24, which will pass about 344,000 miles of Earth tomorrow (Jan. 29) at 12:33 a.m. Pacific time (3:33 a.m. Eastern time).
An asteroid measuring several feet in diameter is expected to enter the atmosphere over northern Sudan before dawn Tuesday, setting off a potentially brilliant natural fireworks display (Oct. 6).
Scientists at NASA's Near-Earth Object Program Office at the Jet Propulsion Laboratory in Pasadena, Calif., have been monitoring asteroid 2007 TU24, which will pass about 344,000 miles of Earth tomorrow (Jan. 29) at 12:33 a.m. Pacific time (3:33 a.m. Eastern time). (more)
Glaciers, ice sheets and oceans at Earth's poles are the subject of the International Polar Year. NASA also begins work to explore other poles in our solar system.
A look at Mars up close through the lens of a high resolution camera aboard NASA's Mars Reconnaissance Orbiter. The views of gullies, craters and ice layers are truly remarkable.
For more information go to :
www.jpl.nasa.gov.
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