Tuesday, 4 August 2015

Tracking A Mysterious Group of Asteroid Outcasts

The asteroid Euphro.syne glides across a field of background stars in this time-lapse view from NASA's WISE spacecraft

Astronomers may have found the source of a particularly hard-to-spot group of near-Earth asteroids, thanks to a once-dormant NASA space telescope.





from News and Features - NASA's Jet Propulsion Laboratory http://ift.tt/1M7TtgL
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NASA Finds Young Stars Dim in X-rays Surprisingly Quickly

Trumpler 3 and NGC 2353 (Labeled). X-ray: NASA/CXC/Penn State Univ/K. Getman; Optical/IR: PanSTARRS; Image Processing: NASA/CXC/SAO/N....