Not every mission to Mars has been successful. Reaching Mars is a hard and unforgiving endeavor, with little room for error. A large proportion of missions launched ...
When spacecraft land, they tend to kick up lots of pesky dust that coats their navigation cameras. Spacecraft landing on dusty surfaces like of the moon and Mars tend to kick up powdery regolith ...
That could involve vastly increasing the number of U.S. rocket launches, and maybe even taking the first official steps toward landing a human on Mars. The vehicle NASA plans to use is the ...