space
Countdowns
03 March 2013, 10:00 AM ET
What was your favorite space news story of the last week?
24 February 2013, 07:59 AM ET
What was your favorite space news story of the last week?
18 February 2013, 12:00 PM ET
Here are five incredible fireballs caught on video:
18 February 2013, 07:00 AM ET
A brief look at how each American president helped shape and steer American activities in space.
17 February 2013, 11:05 AM ET
What was your favorite space news story of the last week?
10 February 2013, 08:09 AM ET
What was your favorite space news story of the last week?
05 February 2013, 11:45 AM ET
For as long as humanity has gazed up at the heavens, astronomers have sought to explain the cosmos.
02 February 2013, 01:22 AM ET
What was your favorite space news story of the last week?
29 January 2013, 02:40 PM ET
From frogs and turtles to monkeys, chimps and rabbits, the animal kingdom has seen its fair share of space.
26 January 2013, 06:59 PM ET
What was your favorite space news story of the last week?
23 January 2013, 05:35 PM ET
The Top 10 results from NASA's long-lived Red Planet explorers.
20 January 2013, 08:55 AM ET
What was your favorite space news story of the last week?
13 January 2013, 10:00 AM ET
What was your favorite space news story of the last week?
11 January 2013, 10:34 PM ET
Don't miss these highlights from the "Super Bowl of Astronomy" in January 2013.
06 January 2013, 10:00 AM ET
What was your favorite space news story of the last week?
02 January 2013, 01:02 PM ET
Earth has been sending probes to Mars for decades, but some missions stand above the rest.
30 December 2012, 10:11 AM ET
What was your favorite space news story of the last week?
22 December 2012, 07:00 AM ET
What was your favorite space news story of the last week?
15 December 2012, 07:00 AM ET
What was your favorite space news story of the last week?
08 December 2012, 07:00 AM ET
What was your favorite space news story of the last week?
06 December 2012, 07:00 AM ET
These nine planets represent our best hope for alien life beyond the solar system, according to the University of Puerto Rico at Arecibo.
02 December 2012, 09:00 AM ET
What was your favorite space news story of the last week?
01 December 2012, 02:54 PM ET
Here are our favorite space-themed comic characters.
30 November 2012, 07:00 AM ET
The European Southern Observatory's observations in the last five decades altered our ideas of how the universe is put together.
29 November 2012, 05:50 PM ET
Mercury is the closest planet to the sun, yet still has shadowy secrets.
25 November 2012, 07:55 AM ET
What was your favorite space news story of the last week?
18 November 2012, 07:57 AM ET
What was your favorite space news story of the last week?
18 November 2012, 05:14 AM ET
Mars' two faces, its mysterious methane, and the question of water top the list.
16 November 2012, 12:18 AM ET
Each year around Nov. 17-18 the Leonid meteor shower peaks, offering up several shooting stars an hour. In some years there are dramatic bursts in which many meteors rain down every minute. Learn what's behind this fickle show.
11 November 2012, 08:00 AM ET
What was your favorite space news story of the last week?
03 November 2012, 08:00 AM ET
What was your favorite space news story of the last week?
27 October 2012, 04:52 PM ET
What was your favorite space news story of the last week?