A ghostly trio from NASA's Spitzer Space Telescope

In the spirit of Halloween, scientists are releasing a trio of stellar ghosts caught in infrared light by NASA's Spitzer Space Telescope. All three spooky structures, called planetary nebulas, are in fact material ejected from dying stars. As death beckoned, the stars' wispy bits and pieces were blown into outer space.

Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/T...

A ghostly trio from NASA's Spitzer Space Telescope

{{date}} {{title}}