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Exploring Distant Galaxies

Related Article: How NASA Works

Watch this NASA Hubblecast HD video showing how the latest imaging and satellite technology is helping to discover new galaxies at the far reaches of our known universe. See how galaxies seem to be colliding and combining into bigger structures.

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How the Spirit Exploration Rover Works

How the Spirit Exploration Rover Works (1:28)

The Spirit Exploration Rover is one of two robots exploring the surface of Mars. Find out how it works in the video by HowStuffWorks.

How Deep Space 1 Works

How Deep Space 1 Works (1:40)

Deep Space 1 was launched almost a decade ago. Learn about Deep Space 1 and how it works in this video from HowStuffWorks.

Hubble: How Hubble Sees

Hubble: How Hubble Sees (2:07)

Nasa's Hubble Telescope uses complex imaging software to precisely target stars and other outer space phenomena for human observation. Brought to you by the Discovery Channel.

Creating a giant telescope mirror

Creating a giant telescope mirror (0:49)

In an airplane hangar in Columbus, OH, some 80 tons of steel, electronics, and cryogenic equipment are about to come together -- all to deposit one ounce of aluminum as a near-perfect, whisper-thin coating on a giant telescope mirror.

The Presidential Plan for Space

The Presidential Plan for Space (3:56)

Watch this video about NASA and space exploration on HowStuffWorks. President Bush unveils a new plan to explore space and extend a human presence across our solar system using existing technology and personnel; Bush also underscored the importance... More »

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Hubble's Final Chapter: Training for SM4 Mission

Hubble's Final Chapter: Training for SM4 Mission (2:02)

NASA astronauts train vigorously at their neutral buoyancy lab in preparation for SM4, a massive final mission to revive the Hubble Space Telescope.

Hubble's Final Chapter: SM4 Safety Precautions

Hubble's Final Chapter: SM4 Safety Precautions (2:13)

Since the Columbia space shuttle disaster in 2003, NASA has implemented multiple safety precautions in prepration of the SM4 mission to revive the Hubble telescope.

Hubble's Final Chapter: Costar to Return Home

Hubble's Final Chapter: Costar to Return Home (2:02)

Part of the mission to revive the Hubble Space Telescope includes installing the cosmic origins spectrograph, a tool to examine the structure of the universe. Costar, which corrected the images, must be removed.

Space: Top 5 Mars Phoenix Lander Images

Space: Top 5 Mars Phoenix Lander Images (2:53)

The Mars Phoenix Lander may be out of commission but the images it sent back are still great. James Williams takes a look at our 5 favorites in this clip from the Science Channel's "Space" series.

Space: Stardust Settles into Smithsonian

Space: Stardust Settles into Smithsonian (3:01)

After a three-billion mile journey into the outer reaches of the solar system, the Stardust spacecraft has landed at its permanent home. Learn more in this clip from the Science Channel's "Space" series.

Discovery Space: Hubble Trouble

Discovery Space: Hubble Trouble (2:17)

A glitch in a computer onboard the Hubble Space Telescope is causing communication issues. Find out how NASA is fixing this long distance problem in the following "Discovery Space" video.

Strange Planes: The Bell Pogo

Strange Planes: The Bell Pogo (0:56)

The Bell Pogo was intended for use on the first moonwalk. Find out why the peculiar two-man craft was never adopted in this video from the Discovery Channel's "Strange Planes."

Strange Planes: Lunar Landings

Strange Planes: Lunar Landings (2:27)

Watch as the labor of creating the Lunar Landing Research Vehicle pays off in this clip from the Discovery Channel's "Strange Planes."

Strange Planes: Lunar Landing Research Vehicle

Strange Planes: Lunar Landing Research Vehicle (2:52)

The Lunar Landing Research Vehicle was a vital link in the technological chain that made lunar landing a reality. Learn more about the LLRV in this episode of the Discovery Channel's "Strange Planes."

Strange Planes: LLRV Test Flight

Strange Planes: LLRV Test Flight (1:05)

The first tests of the Lunar Landing Research Vehicle were carefully gauged so as to best mimic the real gravity conditions that astronauts might face on the moon. Watch the LLRV test flight in this clip from the Discovery Channel's "Strange... More »