Friday, January 27, 2023

What Happens when we Detect Alien Life?

01/27/2023

NEWS  |  ASK ASTRO  |  SKY THIS WEEK  |  MAGAZINE

NEWS & FEATURES

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NASA/JPL-Caltech

Scientists have been listening for signals from extraterrestrial civilizations for decades, but what would they do if they actually heard one?

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Tony Hallas

We’re excited to host our yearly star party next month under clear, dark skies — here are all the details you’ll need to attend this free event.

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JoJan/CC-BY-4.0/Wikimedia Commons

These ancient images reveal how our ancestors saw the cosmos.

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ESO/S. Gillessen et al.

The supermassive black hole in our galaxy’s core is accompanied by a tight-knit group of stars — and we aren’t sure how they got there.

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Astronomy: Roen Kelly

Does retrograde motion only occur with planets beyond Earth’s orbit, or can inferior planets exhibit this behavior too?

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THIS WEEK IN ASTRONOMY

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Astronomy magazine

Dave explains the glowing green comet that’s been stealing headlines lately. Take a look at the best space and sky events for the week ahead with Astronomy magazine Editor Dave Eicher. New videos uploaded every Monday.

OBSERVING

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Dmitry Kolesnikov (Flickr)

Your daily digest of celestial events coming soon to a sky near you, sponsored by Celestron. Updated Friday morning at 9 A.M. Central. 

PICTURE OF THE DAY

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Douglas J. Struble from Taylor, Michigan

Jones 1 is a very faint planetary nebula in Pegasus discovered by American astronomer Rebecca Jones in 1941. This object is also cataloged as PK104–29.1.


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