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  • Scientists hope rocket crash offers insight on protecting Earth from asteroid collision

    05:49
  • Dead satellites and space junk plague low-Earth orbit

    01:41
  • Reckless Russia imperils space station with debris from satellite missile strike test

    01:47
  • Russia missile test blamed for space debris that forced astronauts to take shelter

    03:39
  • Retired astronaut Chris Hadfield discusses new book

    05:39
  • 'It's extraordinary': William Shatner grows emotional describing experience on Blue Origin flight

    05:02
  • William Shatner and Blue Origin crew lifts off from Texas

    03:47
  • Inside Blue Origin: What William Shatner will experience before, during his '3 minutes of fun'

    02:49
  • Watch: All-civilian SpaceX flight splashes down off Florida after three days in orbit

    04:13
  • Walter Isaacson: Space travel 'not just a billionaires boys club' now

    04:53
  • SpaceX makes history launching all-civilian crew into orbit

    04:00
  • Watch SpaceX rocket launch first all-civilian crew into orbit

    06:00
  • Former NASA administrator explains what Inspiration4 crew training may have looked like

    04:17
  • Wally Funk describes flight to space, oldest person to make journey

    01:52
  • Bezos thanks Amazon customers, employees for paying for trip to space

    00:43
  • Watch: Jeff Bezos, Blue Origin crew float in zero gravity during space flight

    01:31
  • Jeff and Mark Bezos speak to MSNBC after successful Blue Origin flight: ‘It was a perfect mission’

    04:52
  • Jeff Bezos and civilian crew emerge from Blue Origin capsule after successful flight

    00:57
  • 'Touchdown!': Blue Origin capsule lands back on Earth, Bezos calls it 'best day ever'

    01:51
  • Jeff Bezos launches into space aboard Blue Origin rocket

    07:46

Alien life project gets millions in donations

03:20

NBC’s Jay Barbree talks to José Díaz-Balart about “Breakthrough Initiatives,” a project founded by Stephen Hawking and Russian entrepreneur Yuri Milner, to seek life on other planets.