Nasa
NASA Astronaut Mark Vande Hei’s Scientific Journey Aboard Station
NASA astronaut Mark Vande Hei is returning to Earth after living in space for 355 days, the record for the longest single spaceflight by a NASA astronaut.
NASA astronaut Mark Vande Hei is returning to Earth after living in space for 355 days, the record for the longest single spaceflight by a NASA astronaut.