News tagged with sky

Related topics:

Image: X-raying the cosmos

When we gaze up at the night sky, we are only seeing part of the story. Unfortunately, some of the most powerful and energetic events in the Universe are invisible to our eyes – and to even the best optical ...

Apr 22, 2014
4.7 / 5 (7) 0

Cosmologists weigh cosmic filaments and voids

(Phys.org) —Cosmologists have established that much of the stuff of the universe is made of dark matter, a mysterious, invisible substance that can't be directly detected but which exerts a gravitational ...

Apr 17, 2014
4.2 / 5 (35) 20

Red moon at night; stargazer's delight

Monday night's lunar eclipse proved just as delightful as expected to those able to view it. On the East Coast, cloudy skies may have gotten in the way, but at the National Science Foundation's National Optical ...

Apr 16, 2014
5 / 5 (6) 1

Supernova cleans up its surroundings

(Phys.org) —Supernovas are the spectacular ends to the lives of many massive stars. These explosions, which occur on average twice a century in the Milky Way, can produce enormous amounts of energy and ...

Apr 10, 2014
5 / 5 (7) 0

First 2014 asteroid discovered: Update

(Phys.org) —Several sources confirm that the first discovered asteroid in 2014, designated 2014 AA, entered Earth's atmosphere late Jan. 1 (Jan. 2 Universal time) over the mid-Atlantic Ocean. The Catal ...

Jan 06, 2014
4.8 / 5 (4) 0 | with audio podcast