Here are some amazing images that are literally out of this world. With views of 100 million stars and 200 million galaxies, Google Sky lets you be a virtual space traveller with just a few clicks of a mouse.
5. Just another day in the universe
Just another day in the universe
Here is a massive comet zipping along toward a spiral galaxy in the Ursa Major constellation. In case there is life in that galaxy, let's hope the comet steers clear. (No Google Sky navigation available.)