Space junk returning to Earth is introducing metal pollution to the pristine upper atmosphere as it burns up on re-entry, a new study has found.

The NASA/SpaceX Crew-12 mission launched four astronauts on a journey to the International Space Station.

SpaceX CEO Elon Musk has predicted that SpaceX's Starship rocket would be able to launch every hour in the near future. Increased Launch Cadence On Wednesday, Musk quoted a post on the social media platform X,

SpaceX did not choose to overhaul its Starship launch pad at Boca Chica, Texas, purely out of engineering ambition. The upgrades trace directly to a failed test flight, a federal investigation, and a long list of mandatory fixes that the company had to complete before it could fly again.