Photo Gallery: Endeavour glides home Returning back to Earth after nearly 16 days in orbit, the shuttle Endeavour glided to touchdown on Kennedy Space Center's landing strip at 2:34 a.m. EDT, ending a spaceflight career that covered 25 voyages to Earth orbit over 19 years, spanning 122,883,151 miles traveled, 4,677 revolutions of the planet and 299 days aloft. Photos: Ben Cooper/Spaceflight Now