Now, it seems everything has lined up and NASA can finally get its historic mission underway. The launch of the Mars 2020 mission will take place within a launch window that opens at 7:50 a.m. EDT.

You can watch the Mars rover launch live here and on Space.com's homepage, courtesy of NASA TV, beginning at 7 a.m. EDT (1100 GMT).

Crew-11 will send NASA astronauts Zena Cardman and Mike Fincke, along with Kimiya Yui of JAXA (the Japan Aerospace ...

SpaceX will broadcast live video of its first human mission, called Demo-2, but so will NASA, National Geographic, the Discovery Channel, and more.

NASA plans to launch its live-streamed programming on Netflix -- featuring rocket liftoffs, astronaut spacewalks and live views of Earth from the International Space Station -- starting this summer.

NASA's newest Mars 2020 rover, Perseverance, is on the launch pad and ready to head for Mars, with a helicopter on board, no less!