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Enjoy our favorite astronomy-related websites for up-to-date information on what’s up in the sky, NASA news, beautiful astronomy images, eclipses, satellites, plus more.
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• American Astronomical Society's Sky & Telescope magazine -Ìý
• Astronomy magazine -Ìý
• Astronomy Picture of the Day -Ìý
• Heavens-Above -Ìý
• International Dark Sky Association -Ìý
• NASA -Ìý
• NASA -Ìý
• NASA Jet Propulsion Laboratory videos -Ìý
• NASA Eclipse InformationÌý-Ìý
• - A collection of free, high resolution, downloadable images of all 88 western IAU-recognized constellations with comprehensive descriptions of each constellation and the historical origins

What is light pollution? Learn more and save our starry skies by watchingÌýÌýfrom theÌýÌýandÌý.Ìý

Starry skies are a vanishing treasure because light pollution is washing away our view of the cosmos. It not only threatens astronomy but also disrupts wildlife, and affects human health. The glows over cities and towns — seen so clearly from space — are testament to the billions of dollars spent in wasted energy byÌýlighting up the sky.ÌýThe video introduces and illustrates some of the issues regarding light pollution and suggests three simple actions people can take to help mitigate it.

Visit Sommers-Bausch Observatory (next to Fiske) ---Ìýthe observatory provides free open houses throughout the year.

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Join the City of Boulder Open Space & Mountain Parks Dark Skies & Deep Space nights. It’s a collaborative observing event with telescopes and expert interpretation.Ìý

Experience the wonder of the cosmos under the dark skies of a new moon on .Ìý