SUNSET: 
ASTRONOMY & OBSERVING NEWS
Hubble, Webb Data Hint at Ocean Worlds
Data coming from the Webb and Hubble space telescopes suggests two exoplanets might be water worlds. But the evidence isn’t yet definitive.
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observing guides
Where to Look Tonight
This Week's Sky at a Glance, September 22 – October 1
This Week's Sky at a Glance, September 22 – October 1
The bright Moon steps eastwaed night by night under Altair, then Saturn, then the Great Square of Pegasus. Meanwhile, Deneb replaces Vega as the zenith star; welcome to fall.
where to lookSeptember Podcast: Explore the Summer Triangle
Sky Tour Podcast
Daylight hours are getting shorter in the Northern Hemisphere, which means the hours for stargazing are getting longer throughout September! So stream or download this month’s Sky Tour astronomy podcast for lots of great tips on what you can see this month in the evening sky.
Subscribe NowCosmic Recovery
Cosmic Recovery
Maybe deliberate experiences of joy and awe should be standard in any post-op plan.
Read moreOur Community
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!
Editor's PICKS
Photographer: Daniel Brousseau
Photographer: Daniel Brousseau
The Andromeda Galaxy (Messier 31)
Photographer: Georgii Konkov
Photographer: massimo.difusco
Photographer: Pepe Chambó
Photographer: a.carrozzi
Photographer: mitchell- duke
Photographer: TomKrajci
Photographer: Dennis-Stayer
Andromeda and a surprise Perseid
Photographer: Jeff Reitzel
Changes of Sunspot AR13379 in 4 Days
Photographer: Canon Lau
Photographer: massimo.difusco
Photographer: Arman Moradi Fard
Photographer: Arman Moradi Fard
Perseids meteor and wanning crescent Moon
Photographer: parisabajelan
Photographer: RaduAnghel
NGC 6888 - The Crescent Nebula
Photographer: Francesco-di Biase
The Trifid Nebula (Messier 20)
Photographer: Georgii Konkov
Photographer: Roberto Ortu
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Issue Highlights
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Stellafane Turns 100
Dennis di Cicco
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Shake, Rattle, and Roll
Javier Barbuzano
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Williamina Fleming’s Deep-Sky Discoveries
Steve Gottlieb
