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top news story
Detective Work Reveals Mars's Watery PastNew findings announced this week suggest that the Red Planet may have had an ancient ocean after all and that buried glaciers of ice have turned up in surprising places. > read more
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observing
This Week's Sky at a Glance
Every day Venus and Jupiter are drawing closer together in twilight. And on Monday the 17th, Venus scrapes by a 2nd-magnitude star.
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equipment info
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Photo Gallery
Photo Gallery
Here we showcase amateur astrophotos from visitors to our online photo gallery. > read more
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community
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WORLDWIDE TELESCOPE
Join our WorldWide Telescope community. Download interactive star-hop tours, upload your astrophotos, and more. > join today
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LET'S GO STARGAZING!
Astronomy doesn’t have to be hard! Inside here are articles for stargazers of all ages in clear, easy-to-understand language. > read more
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SkyandTelescope.com's Free E-newsletters
Weekly Bulletin
A roundup of the week's astronomy and sky news. AstroAlert Our e-mail rapid-response system for advanced amateur astronomers; as events warrant. |
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