The Great Bear and Leo the Lion prowl the night sky. Additional resources (external links): * StarDate Online Sky Almanac (University of Texas McDonald Observatory) * Sky Maps and Notes (BBC: Science & Nature)

The Great Bear and Leo the Lion prowl the night sky. Additional resources (external links): * StarDate Online Sky Almanac (University of Texas McDonald Observatory) * Sky Maps and Notes (BBC: Science &amp; Nature)

Tonight's Sky - April 2008

Discover the marvels of the universe with a Hubble scientist, and find constellations from the view of your backyard. Hubble's Universe brings these and many other videos to your screen.

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Tonight's Sky - April 2008

Tonight's Sky - April 2008