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Asteroid nudged by sunlight: Most precise measurement of Yarkovsky effect

Scientists on NASA's asteroid sample return mission, Origins, Spectral Interpretation, Resource Identification, Security, Regolith Explorer (OSIRIS-REx), have measured the orbit of their destination asteroid, ...

Space & Earth / Space Exploration

created May 24, 2012 | popularity 4.9 / 5 (8) | comments 1 | with audio podcast

Astronauts enter world's 1st private supply ship

(AP) -- Space station astronauts floated into the Dragon on Saturday, a day after its heralded arrival as the world's first commercial supply ship.

Space & Earth / Space Exploration

created May 26, 2012 | popularity 5 / 5 (7) | comments 0

Dragon arrives at space station in historic 1st (Update 2)

The privately bankrolled Dragon capsule made a historic arrival at the International Space Station on Friday, triumphantly captured by astronauts wielding a giant robot arm.

Space & Earth / Space Exploration

created May 25, 2012 | popularity 5 / 5 (11) | comments 20

Dragon makes history with space station docking

The private company SpaceX made history Friday with the docking of its Dragon capsule to the International Space Station, the most impressive feat yet in turning routine spaceflight over to the commercial ...

Space & Earth / Space Exploration

created May 25, 2012 | popularity 4.9 / 5 (10) | comments 0

Did ancient Mars have a runaway greenhouse?

Cosmic impacts that once bombed Mars might have sent temperatures skyrocketing upward on the Red Planet in ancient times, enough to set warming of the surface on a runaway course, researchers say.

Space & Earth / Space Exploration

created May 24, 2012 | popularity 3 / 5 (4) | comments 1 | with audio podcast

Private supply ship flies by space station in test (Update)

The world's first private supply ship flew tantalizingly close to the International Space Station on Thursday but did not stop, completing a critical test in advance of the actual docking.

Space & Earth / Space Exploration

created May 24, 2012 | popularity 4.8 / 5 (10) | comments 11

A new look at Apollo samples supports ancient impact theory

New investigations of lunar samples collected during the Apollo missions have revealed origins from beyond the Earth-Moon system, supporting a hypothesis of ancient cataclysmic bombardment for both worlds.

Space & Earth / Space Exploration

created May 24, 2012 | popularity 5 / 5 (3) | comments 1

Commercial space race gets crowded behind SpaceX

(AP) -- A privately built space capsule that's zipping its way to the International Space Station has also launched something else: A new for-profit space race.

Space & Earth / Space Exploration

created May 23, 2012 | popularity 5 / 5 (6) | comments 2

Study of moon rocks shows barrage 4 billion years ago was mainly asteroids

(Phys.org) -- Researchers have known for some years that the Earth and moon were subjected to a veritable barrage of objects striking their surfaces nearly four million years ago, but less certain was whether ...

Space & Earth / Space Exploration

created May 18, 2012 | popularity 3.2 / 5 (6) | comments 6 | with audio podcast report

The most profitable asteroid is...

With the recent announcement of the asteroid mining company, Planetary Resources, some of the most-asked questions about this enticing but complex endeavor include, what asteroids do we mine? Which are the ...

Space & Earth / Space Exploration

created May 17, 2012 | popularity 4.5 / 5 (17) | comments 60

Asteroid 2012 KA to buzz Earth on May 17

On the heels of a bus-sized asteroid that passed harmlessly between Earth and the orbit of the Moon on May 13, another asteroid between 4.5 and 10 meters (14-33 feet) wide will buzz by at about the same distance ...

Space & Earth / Space Exploration

created May 17, 2012 | popularity 5 / 5 (1) | comments 0

NASA survey counts potentially hazardous asteroids

(Phys.org) -- Observations from NASA's Wide-field Infrared Survey Explorer (WISE) have led to the best assessment yet of our solar system's population of potentially hazardous asteroids. The results reveal ...

Space & Earth / Space Exploration

created May 17, 2012 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

You just got a haircut from Asteroid 2012 JU

OK, we admit that’s a bit of an exaggeration, but an asteroid about the size of a school bus did come fairly close to Earth yesterday! On May 13, Asteroid 2012 JU passed harmlessly between Earth and Moon. ...

Space & Earth / Space Exploration

created May 15, 2012 | popularity 4.7 / 5 (3) | comments 0

Amateur astronomers boost ESA's asteroid hunt

A partnership with the UK’s Faulkes Telescope Project promises to boost the Agency’s space hazards research while helping students to discover potentially dangerous space rocks.

Space & Earth / Space Exploration

created May 15, 2012 | popularity 5 / 5 (1) | comments 0

Asteroid collision that spawned Vesta's asteroid family occurred more recently than thought

A team of researchers led by a NASA Lunar Science Institute (NLSI) member based at Southwest Research Institute has discovered evidence that the giant impact crater Rheasilvia on Asteroid (4) Vesta was created ...

Space & Earth / Space Exploration

created May 10, 2012 | popularity 4.8 / 5 (4) | comments 6 | with audio podcast