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December 23, 2015

NASA postpones next Mars mission due to leaky seal on key instrument

NASA is calling off its next mission to Mars because there isn't enough time to fix a leaky seal on a key science instrument.

December 21, 2015

SpaceX launches rocket 6 months after accident, then lands

SpaceX sent a Falcon rocket soaring toward orbit Monday night with 11 small satellites, its first mission since an accident last summer. Then in an even more amazing feat, it landed the 15-story leftover booster back on Earth safely.

December 21, 2015

Astronauts help move stalled rail car during spacewalk

Two American astronauts helped move a stalled rail car back into place outside the International Space Station on Monday, quickly finishing the primary job of an unplanned spacewalk before moving on to other housekeeping tasks.

December 21, 2015

Astronauts help move stalled rail car during spacewalk at the International Space Station

Two American astronauts helped move a stalled rail car back into place outside the International Space Station on Monday, quickly finishing the primary job of an unplanned spacewalk before movin...

December 20, 2015

Monkey business? US unsure of Iran's space claims

The United States expressed doubt on Monday about Iran's claim that it safely returned a monkey from space, saying it is questionable that the monkey survived -- or if the flight happened at all.

December 20, 2015

Crimea crisis comes at touchy time for US-Russia space program

The 聽political crisis in Crimea comes at a touchy time in the joint Russia-U.S. space program. Two cosmonauts, one of them from Crimea,聽 and an American astronaut are scheduled to touch down on Russian soil on March 10 after months aboard the International Space Station.

December 17, 2015

Astronaut Scott Kelly's girlfriend: Our epic long-distance relationship

Imagine one year without weather, a shower or human touch. Earlier this year, NASA astronaut Scott Kelly began an unprecedented experiment on the mind, body and soul in a one-year stay aboard the International Space Station.

December 16, 2015

NASA Want Ad: Astronauts needed to help get to Mars, 4 kinds of spacecraft at their disposal

Need more office space? How about outer space?

December 11, 2015

NASA: 3 space station astronauts safely return to Earth

A three-person crew from the International Space Station landed safely Friday in the snowy steppes of Kazakhstan, NASA said.

December 10, 2015

India launches first mission to Mars

India on Tuesday launched its first spacecraft bound for Mars, a complex mission that it hopes will demonstrate and advance technologies for space travel.