Shuttle Atlantis unwrapped ahead of public debut

For the third time in 10 days, SpaceX is readying a Falcon 9 rocket for launch Sunday from Florida’s Space Coast with another 60 Starlink internet satellites. This time, SpaceX aims to extend the record for reusing a Falcon 9 booster to nine flights.

A NASA video on the investigation into the Challenger accident of January 28, 1986. The video was created by the STS 51-L Data and Design Analysis Task Force which contributed to the Presidential Commission that investigated the tragedy. (Membership required)

Intuitive Machines, under contract to carry NASA science instruments to the moon on a privately-developed robotic spacecraft, said this week its first commercial lunar mission will target landing in October 2021 near a deep, narrow valley named Vallis Schröteri.