Mike Massimino, the former astronaut who became the first man to tweet from space during one of his two space flights, says companies like SpaceX, Virgin Galactic, and Blue Origin are close to sending paying customers to space. These companies are "the best hope we have for a thriving space program," he tells Cheddar in an interview Thursday. For the full interview, [click here](https://cheddar.com/videos/spacing-out-with-mike-massimino).

Share:
More In Science
Astronauts Leave Virus-Plagued Planet for Space Station
Three astronauts have arrived at the International Space Station, after departing the virus-plagued planet. The two Russians and one American reached the orbiting lab in their Soyuz capsule Thursday, six hours after blasting off from Kazakhstan.
Load More