This stunning space wallpaper shows the Whirlpool Galaxy, also known as M51 or NGC 5194, which is one of the most spectacular examples of a spiral galaxy.

The spiral galaxy ESO 137-001 looks like a dandelion caught in a breeze in this stunning space wallpaper from Hubble Space Telescope.

The James Webb Space Telescope captured amazing imagery of merging galaxies II ZW 96. The merger is located 500 million light ...

See composite views of the Cartwheel Galaxy captured by the James Webb Space Telescope. The galaxy is 500 million light years away and has also been imaged by Hubble Space Telescope, comparison shown ...

As to why Microsoft is charging 99 cents for the pack it is likely to do with licensing. Last I checked, Microsoft is not operating a deep-space telescope, and such images in 4K are rarely free ...