Google Sky was already a feature of desktop app Google Earth. Now it’s moved to the browser at sky.google.com.

Google Sky features the following services:

• Zoom and pan the sky, like with Google Maps
• Link to any particular place
• A search box which expands results if something is found
• Different views to switch to, like infrared or microwave
• Best-of galleries with imagery from Hubble and other telescopes
• A podcasts gallery
• The ability to overlays KML (Keyhole Markup Language) files, similar to Google Maps and Google Earth

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Google also provide map services like Google Moon and Google Mars .

[via]