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Sunset at equinoxes and solstices

Observing

March Podcast: A Barely-There Lunar Eclipse

As told in the latest episode of our long-running Sky Tour astronomy podcast, this month it’ll be challenging to a special kind of lunar eclipse on March 25th — but easy to spot five of the 10 brightest stars in the night sky.

Upper Scorpius with M4 and bright double stars labeled

Celestial News & Events

This Week's Sky at a Glance, July 10 – 19

The bright, distinctive pattern of Upper Scorpius is on its best display in the south right after nightfall. Telescopic treasures await. In the west, Regulus now departs from Venus.

Kamoʻoalewa

Astronomy & Observing News

Tianwen 2 Arrives at Quasi-Moon Kamoʻoalewa, Returns Images

China’s Tianwen 2 mission returns its close view of Earth's tiny "quasi-moon" Kamoʻoalewa.

Planetary NGC 6842

Astronomy & Observing News

Steamy Nights at the Galactic Equator

Here's an observing guide to both familiar and lesser-known deep-sky objects that inhabit our galaxy's equatorial zone.

Comet McNaught

Astronomy & Observing News

Did a Passing Star Shower Us with Comets?

We might be living through a comet shower created by a star that millions of years ago jostled the Oort Cloud surrounding the solar system.

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