66K views · 373 reactions | Follow along as NASA launches the Mars 2020 Mission, perhaps the most ambitious hunt yet for signs of ancient life on Mars. "Looking for Life on Mars" from NOVA l PBS is now streaming on the PBS Video app. | PBS | Facebook

"The fact that it brought a smile to David Bowie's face is a source of contentment for me." —Col. Chris Hadfield, via NOVA's Secret Life of Scientists | NOVA l PBS

From ancient exploration of our skies to the thrilling era of the space race, #SummerOfSpacePBS takes you on a journey through the universe starting July 8. | NOVA l PBS