Meteorite just one piece of an unknown celestial body

(PhysOrg.com) -- Scientists from all over the world are taking a second, more expansive, look at the car-sized asteroid that exploded over Sudan's Nubian Desert in 2008. Initial research was focused on classifying the meteorite ...

Small asteroid to pass within Earth-Moon system Tuesday

(PhysOrg.com) -- A small asteroid will fly past Earth early Tuesday within the Earth-moon system. The asteroid, 2010 TD54, will have its closest approach to Earth's surface at an altitude of about 45,000 kilometers (27,960 ...

Sizes for potentially dangerous asteroids

Near Earth Objects (NEOs) are asteroids or comets whose orbits sometimes take them close to the earth's orbit. An NEO could therefore someday collide with the earth -- and there are almost 7000 of them known, with several ...

Small Near-Earth Object Probably a Rocket Part

(PhysOrg.com) -- Scientists at NASA's Near-Earth Object Program Office at NASA's Jet Propulsion Laboratory in Pasadena, Calif., have determined that a small object that safely passed Earth on May 21 is more than likely an ...

Obama's asteroid goal: tougher, riskier than moon

(AP) -- Landing a man on the moon was a towering achievement. Now the president has given NASA an even harder job, one with a certain Hollywood quality: sending astronauts to an asteroid, a giant speeding rock, just 15 years ...

NASA to Provide Web Updates on Objects Approaching Earth

NASA's Jet Propulsion Laboratory is introducing a new Web site that will provide a centralized resource for information on near-Earth objects - those asteroids and comets that can approach Earth. The "Asteroid Watch" site ...

World's researchers prepare for a cosmic encounter

(PhysOrg.com) -- The first International Academy of Astronautics Planetary Defence Conference is being held in Granada, Spain, on 27-30 April. Among the topics under discussion will be preparations for the near-Earth flyby ...

page 8 from 8