Russia’s state space corporation Roscosmos has issued its latest round of threats in response to global sanctions, this time claiming Russia will no longer sell rocket engines to the United States. Most rocket launches in the US should not be affected, but the decision could change how cargo is sent to the International Space Station. The…

On Black Friday, SpaceX CEO Elon Musk sent an anxious email to his company’s employees, urging them to work over the weekend on SpaceX’s Raptor engine line and describing the production situation as a “crisis.” In the email, a copy of which was obtained by The Verge, Musk argued that the company faces a “genuine risk…

The SpaceX Falcon 9 rocket that launched to the International Space Station last week carried a tiny package that could eventually lead to the smartphone you have in your pocket getting cell service from space. If it works, the instrument could be a precursor to a giant constellation of thousands of mini-satellites that function as…