SpaceTV-1, a set of Ultra High Definition 4k cameras from space streaming company Sen, was delivered to the International Space Station (ISS) last year, and is now broadcasting live views of Earth and ...

A erupted with M1 and M6 class solar flares. Watch the fireworks in these views from NASA's Solar Dynamics Observatory.

NASA's Glenn Research Center successfully streamed 4K video footage from an aircraft to the International Space Station (ISS) and back using optical (laser) communications for the first time.

The video is not in real-time as NASA explains in the description and it has been sped up for timing purposes. The revamped video in 4K resolution was created using data from the Lunar Reconnaissance ...