Cosmology has been turned on its head by a stunning discovery that the universe is flying apart in all directions at an ever-increasing rate. The scientists who made this discovery were awarded the Nobel Prize in Physics.

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Added: Wed Oct 19 19:43:11 UTC 2011
Air date: Fri Oct 14 00:00:00 UTC 2011
Duration: 25:06
Rating: 4.1 / 5.0

Explores one of the deepest mysteries about how our universe came to be. Scientists are mounting new efforts to figure out how matter survived, and what happened to its birth twin, a mysterious substance known as antimatter?

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Added: Sat Aug 20 03:52:10 UTC 2011
Air date: Fri Aug 19 00:00:00 UTC 2011
Duration: 24:10
Rating: 4.0 / 5.0

Did Mars long ago develop far enough for life to arise? If so, does anything still live somewhere underground? The search for answers has revealed the forces that long ago doomed the Red Planet.

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Added: Fri May 06 01:13:09 UTC 2011
Air date: Mon May 02 00:00:00 UTC 2011
Duration: 25:22
Rating: 4.0 / 5.0

From the Cassini spacecraft comes one of the greatest photographic collections. Scientists are using it to uncover a trail of clues pointing to the energy sources and complex chemistry needed to spawn life.

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Added: Tue Apr 19 01:22:12 UTC 2011
Air date: Sat Apr 16 00:00:00 UTC 2011
Duration: 25:25
Rating: 4.0 / 5.0

How massive solar eruptions can take aim at our high-tech society. Explores past events such as the solar storms of Halloween 2003 and 1859, and dives into the Sun to find out what causes our star to turn angry.

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Added: Sun Mar 27 22:40:11 UTC 2011
Air date: Fri Mar 25 00:00:00 UTC 2011
Duration: 24:08
Rating: 4.0 / 5.0

The hunt for planets beyond our solar system has reached a fever pitch. Scientists are beginning to envision what these worlds are like, and in the process, redefining what a planet might need to spawn life.

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Added: Mon Feb 28 02:09:11 UTC 2011
Air date: Mon Feb 21 00:00:00 UTC 2011
Duration: 24:26
Rating: 4.0 / 5.0

Many astronomers now conclude that what we can see, the stars and galaxies that stretch out to the limits of our vision, represent only a small fraction of all there is. Does the universe go on forever? Where do we fit within it?

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Added: Fri Nov 26 08:25:08 UTC 2010
Air date: Tue Nov 23 00:00:00 UTC 2010
Duration: 23:54
Rating: 4.0 / 5.0

This episode climbs a ladder of increasingly powerful events, from frigid gas clouds to nuclear explosions, on out to the seething environments of black holes. The idea is to locate Earth within the vast power scales that define our universe.

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Added: Sun Sep 12 18:32:09 UTC 2010
Air date: Fri Sep 10 00:00:00 UTC 2010
Duration: 21:31
Rating: 3.8 / 5.0

Pandora is the idyllic blue world featured in the movie Avatar. It's location is a real place: Alpha Centauri, the nearest star to our Sun and the most likely destination for humanity's first interstellar voyage.

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Added: Thu Feb 11 23:59:05 UTC 2010
Air date: Mon Feb 08 00:00:00 UTC 2010
Duration: 21:07
Rating: 3.6 / 5.0

The search for Earth-like planets is reaching a fever-pitch. Does the evidence so far help shed light on the ancient question: Is the galaxy filled with life, or is Earth just a beautiful, lonely aberration?

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Added: Fri Jan 08 23:44:05 UTC 2010
Air date: Fri Jan 08 00:00:00 UTC 2010
Duration: 21:27
Rating: 4.1 / 5.0

Astronomers tracking stars at the center of the galaxy have found the best proof to date that black holes exist. Now, they are shooting for the first direct image of a black hole.

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Added: Wed Dec 09 21:09:05 UTC 2009
Air date: Wed Dec 09 00:00:00 UTC 2009
Duration: 20:08
Rating: 4.2 / 5.0

It's the ultimate buddy movie. Forty years ago, astronauts Pete Conrad and Alan Bean walked on the moon in what may be the most important of the six Apollo moon missions - and had a blast along the way.

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Added: Thu Nov 19 04:38:05 UTC 2009
Air date: Wed Nov 18 00:00:00 UTC 2009
Duration: 20:34
Rating: 4.0 / 5.0

How long will the Universe as we know it survive? The answer depends on whether Stephen Hawking's theory about how black holes decay is right. SpaceRip in collaboration with Space.com.

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Added: Thu Nov 19 04:31:05 UTC 2009
Air date: Tue Nov 10 00:00:00 UTC 2009
Duration: 21:14
Rating: 4.2 / 5.0

The mind-blowing answer comes from a theory describing the first micro-moments of our universe. SpaceRipTV in collaboration with Space.com. Narrated by Space.com executive producer Dave Brody.

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Added: Wed Oct 21 18:37:11 UTC 2009
Air date: Tue Oct 20 00:00:00 UTC 2009
Duration: 20:13
Rating: 4.1 / 5.0

The largest black hole measured to date is a whopping 18 billion times the mass of the Sun. Monsters like this wreak havoc on the cosmos while setting the stage for worlds like ours. From SpaceRipTV in collaboration with Space.com.

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Added: Sat Oct 10 05:05:12 UTC 2009
Air date: Sun Sep 27 00:00:00 UTC 2009
Duration: 18:47
Rating: 4.0 / 5.0

Why some tropical storms erupt into monster hurricanes capable of wrecking coastlines. Can they be predicted? A SpaceRipTV original with Space.com.

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Added: Thu Sep 17 00:50:10 UTC 2009
Air date: Wed Sep 16 00:00:00 UTC 2009
Duration: 19:35
Rating: 3.6 / 5.0

A new space race is on, with half a dozen countries launching missions to explore the moon. The goal is to pave the way for a permanent human presence. A SpaceRip TV original, in collaboration with Space.com.

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Added: Mon Jul 20 18:40:06 UTC 2009
Air date: Sun Aug 16 00:00:00 UTC 2009
Duration: 17:41
Rating: 3.6 / 5.0

From the fires of our Sun's birth, twin planets emerged: Venus and Earth. Nature draped one world in the greens and blues of life, while enveloping the other in acid clouds... high heat... and volcanic flows. Why did Venus take such a disastrous turn?

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Added: Sun Jul 11 21:30:10 UTC 2010
Air date: Fri Jan 02 00:00:00 UTC 1970
Duration: 22:08
Rating: 3.5 / 5.0