Rectangular Log Map Scheme Of The Observable Universe

Pleiades: The Seven Sisters Star Cluster

Credits: Blake Estes, Christian Sasse

apollo astronauts train for recovery operations at sea

I will be honest, I just thought this was my astigmatism acting up the first time I saw it.

21|01|2025

App: Sky Tonight

Pastel clouds and ocean from the ISS ©

Chamaeleon Dark Nebulas

Which color would you choose to travel to?

These wallpapers are available on my ko-fi here!

NASA spacewalkers Bob Behnken and Chris Cassidy

iss063e053998 (July 21, 2020) --- NASA spacewalkers (from left) Bob Behnken and Chris Cassidy give a thumbs up during a spacewalk to install hardware and upgrade International Space Station systems. This photograph was taken by an Expedition 63 crew member inside the cupola, the orbiting lab's "window to the world."

NASA Johnson on Flickr