Satellite Experts warn that if we don’t reduce space junk, aliens will go unnoticed 2 years ago With an estimated 8,000 or more satellites currently orbiting the Earth, there have been four times as many as there… SpaceX to launch ‘Sentinel-6 Michael Freilich’ ocean-mapping satellite on Saturday. Watch it live! 4 years ago Individuals living in coastal communities or navigating treacherous waters will both advantage from information moving from the new Sentinel-6 Michael… Elon Musk’s SpaceX launch satellite that can track rising sea levels 4 years ago Another payload that Elon Musk's SpaceX will convey into space one month from now will assume a crucial part in… ‘Empty trash bag’ object speckled orbiting Earth 6 years ago It's not exactly another moon, but rather Earth is as of now being orbited by an artificial satellite that helps…