New evidence of ancient ocean on Mars
Posted: Tue, Jun 15 7:29 AM ET (1129 GMT)
A recently-published study provides additional evidence that an ocean covered as much as one third of the surface of Mars early in its history....

China launches research satellite
Posted: Tue, Jun 15 7:17 AM ET (1117 GMT)
A Chinese rocket launched a small scientific research satellite on Tuesday. The Long March 2D rocked lifted off from the Jiuquan Satellite Launch Center at...

Hayabusa capsule lands in Australia
Posted: Mon, Jun 14 8:02 AM ET (1202 GMT)
A capsule from a Japanese spacecraft that visited an asteroid landed in the Australian outback on Sunday and has since been recovered. The capsule from...

Japanese spacecraft deploys solar sail
Posted: Sat, Jun 12 10:34 AM ET (1434 GMT)
An experimental Japanese spacecraft launch last month has deployed a solar sail, project officials said late this week. The Ikaros spacecraft, launched on May 21...

Many comets from other solar systems
Posted: Fri, Jun 11 7:14 AM ET (1114 GMT)
The vast majority of comets in our solar system actually formed around other stars and were later captured by the Sun, scientists reported Thursday. Computer...

KSLV launch fails
Posted: Thu, Jun 10 2:05 PM ET (1805 GMT)
The second attempt by South Korea to launch a satellite into orbit failed Thursday when the rocket apparently exploded in flight. The KSLV-1 rocket (...

NASA planning to cut back Constellation work
Posted: Thu, Jun 10 1:50 PM ET (1750 GMT)
Citing a shortfall of nearly $1 billion needed to cover potential contract termination liabilities, NASA is planning to slow down work on most elements of...

South Korean launch postponed
Posted: Wed, Jun 9 7:55 AM ET (1155 GMT)
The launch of a South Korean rocket was scrubbed Wednesday because of a problem at the launch pad. The KSLV-1 rocket, also known as...

Japanese asteroid probe returning to Earth
Posted: Tue, Jun 8 7:01 AM ET (1101 GMT)
A Japanese spacecraft that overcame numerous technical problems to study an asteroid is on final approach to return to Earth this weekend. Hayabusa adjusted its...

South Korea prepares for new launch attempt
Posted: Tue, Jun 8 6:47 AM ET (1047 GMT)
South Korea plans this week to make its second attempt to launch a satellite with its own launch vehicle. The KSLV-1, also known as...