SpaceX is planning to be back in flight swiftly after the catastrophic failure of a Falcon 9 rocket, while competitor Arianespace is touting a reliability advantage for the “proven” Ariane 5.

The $1 billion probe's long journey will place it at the 1,600-ft.-wide asteroid Bennu in August 2018.

A 1957 revelation that the U.S. was tracking Soviet missile launches from a secret radar in Turkey has its roots in sleuthing of students from Kettering Grammar School in the UK.

The orbiting lab’s first external docking port will be dedicated to future moorings of U.S. commercial crew transport spacecraft.

A SpaceX Falcon 9 launched a U.S.-built Japanese communications Satellite early Aug. 14, and used three of its nine engines to return its first stage to a picture-perfect tail-down landing on a robotic barge downrange from the Cape Canaveral launch site.

Under a launch-for-data-exchange contract, NASA will launch Lockheed Martin’s SkyFire 6U CubeSat on a lunar science trajectory as part of the agency’s Exploration Mission-1 (EM-1).

The survival of human explorers on Mars will depend in part on how well experts size up the Red Planet’s environmental risks and resources, a NASA astronaut says.

An asteroid at least 10 times more massive than originally estimated appears responsible for a prominent impact site on the Moon known as the Imbrium Basin.