Is the viral 3I/Atlas leaked photo real or fake? A clear fact check on its origin, what NASA data show, why basic optics say no, and how social media fueled the debate.

NASA is facing increasingly sharp challenges as it pursues its goal of landing astronauts on the moon again before this ...

A 62-page document written by billionaire Jared Isaacman outlines a sweeping, ambitious, and at times controversial plan for the space agency.