Spinning 390 times a second, the "black widow" pulsar PSR J1311−3430 periodically swings its radio (green) and gamma-ray (magenta) beams past Earth in this amazing space wallpaper. The pulsar ...

Over the last few years, Basic Apple Guy has delivered amazingly detailed iPhone and MacBook Pro Schematic wallpapers. Now celebrating the new Space Black MacBook Pro, he’s released an all-black ...

Being able to download wallpaper theme packs is a fun ... Last I checked, Microsoft is not operating a deep-space telescope, and such images in 4K are rarely free. Of course, if you want free ...