Mark Johnson Latest articles by Mark Johnson Space Tourism Needs an 'Orbital Megabus' to Truly Lift Off (Op-Ed) By Mark Johnson published 17 July 14 'Space tourism' is a catch-all term that encompasses three different ideas of what the industry could look like. Human Spaceflight Get the Space.com NewsletterBreaking space news, the latest updates on rocket launches, skywatching events and more!Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors MORE FROM SPACE...1Hubble Telescope snaps stunning portraits of Mars, a celestial moth and more in spectacular 35th anniversary photos2Mars is covered in evidence of ancient lakes, rain and snow — but scientists aren't sure how that's possible3Planning on rewatching 'Revenge of the Sith' for its 20th anniversary? Here's why 'The Clone Wars' finale makes it a better movie4Mars orbiter snaps 1st image of Curiosity rover driving on the Red Planet (photo)5Hubble Space Telescope at 35 | Space photo of the day for April 24, 2025
Space Tourism Needs an 'Orbital Megabus' to Truly Lift Off (Op-Ed) By Mark Johnson published 17 July 14 'Space tourism' is a catch-all term that encompasses three different ideas of what the industry could look like.
