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This Week’s Sky at a Glance
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Tom Johnson, 1923–2012
March 13, 2012 | The genius who designed the modern Schmidt-Cassegrain telescope, and then shaped its role in changing the face of amateur astronomy, died on Tuesday. > read more
A Potpourri of Lunar Results
March 13, 2012 | It’s been nearly 40 years since Apollo astronauts last set foot on the lunar landscape. Yet, as a sampling of recent research efforts shows, we’re a long way from answering all our questions about the Moon’s formation and evolution. > read more
Smooth Sailing on Titan
March 15, 2012 | Waves don’t grow much — if at all — on Saturn’s moon Titan. The calm lakes and seas might see some surface wrinkles in a few years when the northern hemisphere’s summer arrives, but for now observations haven’t caught any waves, good news for a proposed Titan mission. > read more
Efrain Morales Rivera
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Mars Takes Center Stage
March 5, 2012 | The Red Planet (actually yellow-orange) is the brilliant “star” climbing steadily in the east these evenings. Now’s your best chance to examine our next-out planetary neighbor. > read more
Tour March’s Sky by Eye and Ear!
February 28, 2012 | Venus and Jupiter form a dazzling pair after sunset, but they’re just the opening act in a sky full of bright planets and late-winter stars. > read more
Comet Garradd Stays the Course
February 7, 2012 | Comet Garradd (C/2009 P1) was closest to Earth in early March. So the moonless period in mid-March is your best remaining chance to view this remarkable comet, which is now conveniently placed in the evening sky. > read more
Jupiter: Big, Bright, and Beautiful
September 23, 2011 | The “King of Planets,” which will dominate the evening sky from late 2011 through early 2012, is a captivating sight no matter how you look at it. > read more
Sky & Telescope diagram
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This Week’s Sky at a Glance
March 16, 2012 | Watch Venus and Jupiter in the west pulling apart nightly now. Mars shines higher in the east after opposition, and Saturn is up in the evening now too. > read more
Alan Friedman / Averted Imagination
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Portrait of an Angry Sun
March 15, 2012 | The source of titanic flares this past week, active region 11429 has just rotated off the Sun’s disk. But it didn’t escape before being captured in all its angry glory by Alan Friedman from his backyard in Buffalo, New York. Here’s how he did it. > read more
Ann
