ASTRONOMY & OBSERVING NEWS

NASA's Insight Lander Detects Monster 'Marsquake'
NASA’s Mars Insight lander witnessed the largest quake detected on another world at just the right time — as the lander begins to run low on power.
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Where to Look Tonight
This Week's Sky at a Glance, May 13 – 21
This Week's Sky at a Glance, May 13 – 21
The Moon becomes totally eclipsed, Corvus eyes Spica, Draco eyes Vega, and the last star of the rising Summer Triangle clears the horizon.
where to lookMay: An Eclipse, Planets & More
Sky Tour Podcast
Download this month's Sky Tour podcast to find which planets are visible in the morning and evening skies, along expert tips for how to view the total lunar eclipse on May 15–16.
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Astronomers often spend their time lost among the stars, but the science of astronomy and the hobby of stargazing are also communal affairs. So, don’t be a stranger—find a group to get involved with today!
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This Month’s Issue
Sky & Telescope Magazine
Explore the astronomy magazine that’s been out of this world for over 75 years.
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Issue Highlights
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The Elusive Planet X
Christopher Crockett
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NGC Globulars for Summer Nights
Ted Forte
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The Real Tatooines
Javier Barbuzano