Media credits

Big Buck Bunny © 2008, Blender Foundation / www.bigbuckbunny.org.
Thumbnail imagery: NASA; NASA/Joel Kowsky; NASA/ESA/CSA/STScI; NASA/JPL-Caltech/MSSS. Adapted crops. No endorsement.
Sunflower remaster: Janus Bager Kristensen, 2013. CC BY 3.0. Edited excerpt, muted.