Grab your 3D specs, 'cause that's a way-cool stereoscopic picture of the moon.
Or like this:
Dark sand cascades on Mars. Star Trek seems so underwhelming faced with this.
But this morning I noted that my desktop background was somewhat barren. I checked the cron job, reran the script, and still had nothing. So I went to the site myself and was startled to find that the picture of the day was not a picture at all, but instead this lovely video of the known universe:
Science is awesome.