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
Vape Crisis Has Peaked, CDC Says
Over the course of months of investigation into the illness, local authorities in partnership with CDC have narrowed in on a cause for the vaping illness that has sickened 2,506 and killed 54: thickening agent vitamin E acetate.
Botox Turns 30 (But Doesn't Look a Day Over 25)
Pharmaceutical giant Allergan got FDA approval in 1989 to use Botulinum toxin for clinical use, representing a medical breakthrough: the first time microbial bacteria was approved for injection into the human body.
Load More