Like many rocket launch companies, SpaceX learned some its most valuable lessons from the school of hard knocks before nailing an impressive string of 18 successful Falcon 9 missions.
On Sunday, SpaceX hopes to land a Falcon 9 rocket after delivering its payload to space -- but this isn't the only rocket return game in town.
NASA has already begun trying to figure out where its first Mars astronauts should touch down, about two decades before the pioneers are scheduled to launch toward the Red Planet.
Exploring interstellar space would require a paradigm change in our way of thinking.
Ready for your close-up? How spacecraft changed our image of moons, planets and other objects in our solar system.
NASA hopes to match commercial efforts in the future satellite-repair industry.
Wake up, Philae! Here are five more spacecraft rescued after their missions could have terminated.
It would be extremely exciting to find life on another planet. How should we be looking for it, and does this discovery hold the key to finally discovering it?
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