Sunspot AR3165 has erupted with several m-class solar flares in a span of a few hours. NASA Solar Dynamics Observatory ...

Sunspot AR3186 erupted with an X1-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

A team at NASA's Glenn Research Center in Cleveland has streamed 4K video footage from an aircraft to the International Space Station and back for the first time using optical (laser) communications.

Why it matters: Space is glorious. However, off-planet video footage is typically a pixelated mess that kills all the fun. That may be about to change. NASA has managed to stream 4K ultra-HD video ...