Plagued by failed test flights, Elon Musk’s space company is under pressure to show progress in its massive rocket program. How long will investors keep the faith?

Starship megarocket is due to soar halfway across the world in a matter of days in SpaceX's first test of the vehicle since May.

NEW YORK (AP) — The Webb Space Telescope has spotted a new tiny moon orbiting Uranus. The new member of the lunar gang, announced Tuesday by NASA, appears to be just six miles wide. It was spotted by ...