The two founders jousted for years. This week, they found each other on X while their rocket companies launched missions with mixed results.

Elon Musk reposted a photo taken of him and Jeff Bezos at dinner together over twenty years ago. "Wow, a lot has happened in 21 years!" he wrote while reacting to the picture.

Tesla CEO and Amazon founder vie for dominance of satellite launch market and could influence Nasa plans to return to Moon