News tagged with infrared survey

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WISE presents a cosmic wreath

(PhysOrg.com) -- Just in time for the holidays, astronomers have come across a new image from NASA's Wide-field Infrared Survey Explorer, or WISE, that some say resembles a wreath. You might even think of ...

Dec 23, 2011 5 / 5 (3) 2

Star explosion leaves behind a rose

(PhysOrg.com) -- About 3,700 years ago, people on Earth would have seen a brand-new bright star in the sky. It slowly dimmed out of sight and was eventually forgotten, until modern astronomers later found ...

Dec 12, 2011 4.4 / 5 (5) 0 | with audio podcast

'Pacman' nebula gets some teeth

(PhysOrg.com) -- To visible-light telescopes, this star-forming cloud appears to be chomping through the cosmos, earning it the nickname the "Pacman" nebula, like the famous Pac-Man video game that debuted ...

Oct 27, 2011 5 / 5 (2) 0

Blazars

(PhysOrg.com) -- A blazar is a galaxy which, like a quasar, has an intensely bright central nucleus containing a supermassive black hole. In a blazar, however, the emitted light sometimes includes extremely ...

Sep 06, 2011 5 / 5 (6) 9 | with audio podcast