Space science experts told ABC News SpaceX has been essential to NASA’s missions and the breakdown of a relationship would leave a hole that would be hard to fill.

NASA is positioned to lose a quarter of its budget and nearly a third of its workforce under a government proposal seeking to ...

NASA scientists are facing a stressful and uncertain time after a new budget proposal from the Trump administration suggested ...

Elon Musk is threatening to decommission a capsule used to take astronauts and supplies to the International Space Station for NASA ...

Europe’s ExoMars mission is among the highest-profile causalities of the US president’s plan to slash research funding.

President Trump on Saturday said that he planned to withdraw his nomination of Jared Isaacman, a billionaire entrepreneur and ...