The Moon doesn't have tectonic plates; its tectonic activity occurs as it slowly loses heat from when it was formed 4.5 billion years ago.
14 May 2019 1:45 PM
The photo shows the 60 satellites packed tight into a Falcon 9 rocket.
14 May 2019 11:35 AM
NASA has invited space fans to record and share audio or interview of a loved one who remembers the Apollo era.
14 May 2019 11:14 AM