The out-of-this-world rock — believed to be a shard from an ancient collision — is about 2.5 miles in length and much smaller around. The NASA space probe Lucy is cruising more than 100 ...

NASA engineers are turning off two instruments to ensure that the twin spacecraft, Voyager 1 and Voyager 2, can continue ...

There's more bad news for NASA's Voyager 1 and 2 spacecraft. The twin space probes left the solar system in 2012 and 2018 respectively, and are currently over 15 billion and 13 billion miles ...

The Space Launch System (SLS) core stage and rocket boosters have now been stood up and mated in preparation for NASA's Artemis 2 moon mission.