The year 2009 marks the International Year of Astronomy -- when people around the world celebrate the 400th anniversary of Galileo's first use of the telescope.

Leaf through Discovery Space's top 10 night sky events here, and don't forget to mark your calendar!

10. Saturn's Invisible Rings - January

Saturn's rings are now tipped at their minimum angle -- nearly edge-on -- this month.

Because you won't see them this razor thin for another 30 years, now is a great time to not see the rings of Saturn.

The gas giant can be seen with unaided eyes, but you'll need a telescope to view the rings, such as they are.

To comment on this article Register for Free.
To post your own articles and earn money Join Here.