Countdowns
21 October 2011, 07:34 PM ET
What was the most amazing view from space this week?
18 October 2011, 05:00 PM ET
Learn about the Big Bang theory and the evolution of the universe in ten steps.
15 October 2011, 08:00 AM ET
Was it meteorites raining on earth, a secret spy satellite or something else?
15 October 2011, 07:58 AM ET
What was the most amazing view from space this week?
09 October 2011, 07:43 AM ET
Was it NASA's new call for aliens, the future of a secretive Air Force space plane or something else?
08 October 2011, 07:56 AM ET
What was the most amazing view from space this week?
04 October 2011, 10:56 AM ET
Check out some interesting tidbits about our universe.
02 October 2011, 06:00 AM ET
Was it the solar flares on the sun, Frankenstein's monster moon mystery or something else?
01 October 2011, 01:41 AM ET
What was the most amazing view from space this week?
25 September 2011, 08:00 AM ET
Was it the satellite falling toward Earth, asteroids that may not have wiped out the dinosaurs or something else?
25 September 2011, 08:00 AM ET
Was it the 'space chicken' nebula, Saturn's rings, a dark red moon over Chile or something else that grabbed you.
18 September 2011, 07:42 AM ET
Was it the discovery the real-life version of Luke Skywalker's home planet of Tatooine, clues to Mars' wetter past or something else?
17 September 2011, 06:26 AM ET
Was it the comet that made a death plunge into the sun, an intriguing new crater on Mars or something else that grabbed you.
14 September 2011, 09:31 AM ET
From the mighty Saturn 5 to NASA's new Space Launch System, see how the biggest rockets on Earth compare.
12 September 2011, 02:39 PM ET
A look at some of the top milestones from the first 50 years of human spaceflight, from Gagarin's historic flight to the birth of space tourism.
10 September 2011, 04:34 AM ET
Was it the 45th anniversary of the movie Star Trek, events in space to remember 9/11 or something else?
10 September 2011, 03:40 AM ET
Was it the Texas wildfires from space, the world's largest solid motor rocket launch or something else that grabbed you.
04 September 2011, 07:45 AM ET
Was it the conspiracy theories in the movie "Apollo 18", a giant black hole caught eating one of it's own or something else?
03 September 2011, 07:00 AM ET
Was it the sunrise over Buenos Aires, Hubble's new video, Katia from space or something else that grabbed you.
02 September 2011, 10:14 AM ET
The conspiracy theories still fly despite the fact that NASA did land men on the moon.
28 August 2011, 09:00 AM ET
Was it Hurricane Irene from space, a black hole swallowing a star or something else?
26 August 2011, 07:06 PM ET
Check out the two eyes of Virgo, the swirling eye of Hurricane Irene and the blue tail of a pulsar.
21 August 2011, 06:56 AM ET
Was it the massive sun storm, vegans who could colonize Mars or something else?
19 August 2011, 09:28 PM ET
Check out a galaxy that glows green from within, a big splash at NASA and Stephen Colbert goes nuts for space.
14 August 2011, 08:08 AM ET
Was it the huge solar flare, our life in a multiverse, DNA building blocks in space or something else?
13 August 2011, 02:49 AM ET
Check out a bright solar flare, colliding galaxies, a meteor shower and a stunning view of New York.
07 August 2011, 08:08 AM ET
This week we saw debris from space shuttle Columbia found after eight years, launched a five-year mission to Jupiter and discovered potential dwarf planets.
05 August 2011, 10:54 PM ET
Check out a two-headed constellation, a unique view of the Juno launch and 96 hidden stars.
05 August 2011, 01:27 AM ET
NASA's Juno probe is the 9th spacecraft aimed at Jupiter. See the history of robotic exploration of Jupiter.
31 July 2011, 07:00 AM ET
This week we saw rare volcanoes discovered on the moon and questioned whether we are truly alone in the universe.
30 July 2011, 10:56 AM ET
They include a giant meteorite, zero gravity printers for space, a black hole gobbling up gas and more.
27 July 2011, 08:19 AM ET
Comets are some of the most spectacular and eye-catching objects in our solar system and they're no strangers to visitors from Earth.