Watching the star zeta Andromedae can teach us about our own sun and solar system: http://ow.ly/Q0Rt302DW0L pic.twitter.com/pzW6DtzVqM
0 replies
1 retweet
2 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.