Auroras Underfoot is a short documentary about auroras by NASA, which uses high-definition images taken by International Space Station science officer Don Pettit of aurora from orbit. Pettit writes about the difficulties of taking photographs from orbit and other subjects on his blog.
"I can sense stars, and their whispers amid the roaring of our own Sun." So goes one poetic status of the Voyager 2 twitterfeed, which appeals to my sense of wonder like nothing else on the internet. Interstellar space probes and microblogging go hand in hand in the 21st Century.