Astronomy on MSN
The sky today on Tuesday, January 13: Ganymede's turn to transit
Looking for a sky event this week? Check out our full Sky This Week column. January 12: Io's post-opposition transit Point your telescope at bright Jupiter in Gemini to catch a transit of the large ...
Add Yahoo as a preferred source to see more of our stories on Google. On Dec. 28, 2000, NASA’s Galileo spacecraft discovered auroras on Ganymede, Jupiter’s largest moon. Galileo launched in 1989 on a ...
Our solar system is a wonder, from the star at the center to the planets and moons in orbit, as seen in these fantastic pictures taken by Hubble, the Solar Dynamics Observatory, and the Mars ...
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