When NASA’s free-flying helpers on the International Space Station drifted into trouble, the solution did not come from a new thruster or a last-minute software patch. It came from a virtual copy of ...
About five years from now, a modified Dragon spacecraft will begin to fire its Draco thrusters, pushing the International Space Station out of its orbit and sending the largest object humans have ...
WASHINGTON — NASA expects to spend up to $1.5 billion to support at least two companies to demonstrate crew-tended space stations as part of the agency’s revised approach to transition from the ...