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Interactive: Mars exploration from Viking to MAVEN
updated 1:56 PM EST, Mon November 18, 2013
Part of complete coverage on
NASA's Mars milestone
updated 12:10 PM EST, Fri December 5, 2014
An uncrewed test flight will send Orion 3,600 miles above Earth, farther into space than any craft designed for astronauts has gone since the last Apollo moon mission more than 40 years ago.
Earth has a 'Star Trek'-like force field
updated 9:02 AM EST, Mon December 1, 2014
The University of Colorado Boulder has announced a discovery 7,200 miles above Earth of a protective shield similar to the force fields you might see in "Star Trek."
Space, the final frontier for 3-D printing
updated 7:58 PM EST, Thu November 27, 2014
The International Space Station's 3-D printer will create objects that can be used by those living in the station.
Shrimp might hold clues to alien life
updated 9:22 AM EST, Mon November 24, 2014
Shrimp crawling around rock chimneys spewing hot water deep in the Caribbean Sea may hold clues to the kinds of life that can thrive in extreme environments on other planets, NASA says.
11 really cool space missions
updated 4:19 PM EST, Sat November 15, 2014
It's hard to top the tricky, first-ever landing on a comet but we'll try. Here are 11 other space missions to know about.
Spacemen put GoPro in floating ball of water
updated 6:21 PM EST, Fri November 7, 2014
Add another entry to the growing list of crazy footage captured by GoPro cameras.
Space accidents deter pioneer tourists?
updated 1:00 PM EDT, Sat November 1, 2014
It is in our DNA to explore the unknown. But pushing boundaries and exploring space is far from easy.
A dream for space photographers
updated 11:42 AM EDT, Fri October 24, 2014
If there's one thing we've learned about the CNN iReport community, it's that you all love to capture celestial events.
Cosmic elevator could reach space
updated 8:25 PM EDT, Sun October 12, 2014
Want to ride an elevator into space? A breakthrough in nanotechnology could mean we will be riding into space on a cable made of diamonds.
Sleeper spaceship to Mars?
updated 1:52 PM EDT, Tue October 7, 2014
Astronauts lie motionless in a row of compartments with medical monitoring cables connected to their bodies, as their space ship cuts through the silent blackness.
Dark matter? A vast, invisible universe
updated 3:29 PM EDT, Sat September 20, 2014
Scientists are closer to seeing a vast, invisible universe as a spectrometer in Earth orbit picks up possible clues of dark matter.
Stray dogs in space?
updated 9:21 AM EDT, Wed September 10, 2014
The Soviets sent stray dogs up to conquer space. This is what happened next
Solar system inside gas bubble
updated 5:20 AM EDT, Thu August 28, 2014
Scientists believe that a hot gas bubble was formed by multiple supernovas.
R2D2 gets job on space station
updated 11:47 AM EDT, Wed August 27, 2014
Life aboard the International Space Station.
Probe en route to Pluto
updated 9:53 PM EDT, Tue August 26, 2014
NASA's New Horizons mission hurtles toward Pluto in historic 3 billion mile expedition.
Scientists: 'Very close' to another Earth
updated 11:56 PM EDT, Mon July 14, 2014
Scientists looking for signs of life in the universe -- as well as another planet like our own -- are a lot closer to their goal than people realize.
NASA tests flying saucer craft
updated 11:51 AM EDT, Sun June 29, 2014
If you think you saw a flying saucer over Hawaii, you might not be crazy -- except what you saw didn't come from outer space, though that may be its ultimate destination.
Inside a passenger spaceship
updated 10:21 AM EDT, Fri June 13, 2014
When I first poked my head inside Virgin Galactic's newest spaceship, I felt a little like I was getting a front-row seat to space history.
This is the oldest piece of Earth
updated 3:27 PM EST, Tue February 25, 2014
From a sheep ranch in Western Australia comes the oldest slice of Earth we know.
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