3 posts tagged with orbit by Chinese Jet Pilot.
Displaying 1 through 3 of 3.
"They ran into each other. Nothing has the right of way up there. We don't have an air traffic controller in space. There is no universal way of knowing what's coming in your direction." An unprecedented collision of two orbiting satellites yesterday highlights the increasing threat of space junk.
The evolution of Mars imaging from orbit: Mariner 4 (1964), Mariner 6 and Mariner 7 (both 1969), Mariner 9 (1971) (all NASA), Mars 5 (1973) (USSR), Viking 1 (1975), Viking 2 (1976), Mars Global Surveyor (1996), Mars Odyssey (2001) (NASA), Mars Express (2003) (ESA), up to this spy-quality shot of an active avalanche taken by NASA's Mars Reconnaissance Orbiter (2005).