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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.

Torifune

Astronomy & Observing News

Hayabusa 2 Completes Flyby Past Asteroid Torifune

Japan’s Hayabusa 2 mission has revealed another "snowman" asteroid — a pair of asteroids attached with a narrow neck. The contact binary could help shed light on planet formation.

Astronomy Blogs

Making Peace with Terrible Astrophotography

We all might aspire to such a captivating image, but there's a real learning curve to astrophotography.

Photo showing the constellation Cygnus the Swan, along with the Summer Triangle stars and the Milky Way galactic plane

Meet the Constellations

Meet the Cygnus, the High-Flying Swan

Meet Cygnus, the Swan, a high-flying constellation that looks like its namesake and has a rich mythological history.

Regulus approaching Venus in twilight, July 3, 2026

Celestial News & Events

This Week's Sky at a Glance, July 3 – 12

Regulus creeps up to Venus in twilight this week. Vega and Arcturus balance across the zenith. And this being July, Scorpius decorates the south.

Astronomy & Observing News

Mission Launches to Rescue Swift Observatory

A daring mission will attempt to reach and save a key astrophysics observatory in low Earth orbit.

Cotton candy exoplanets artist's impression

Astronomy & Observing News

Cotton-Candy Exoplanets: Two for the Price of One!

NASA’s Transiting Exoplanet Survey Satellite has found two “super-puff” planets in the same system, each one as light as cotton candy.

Landers

Astronomy & Observing News

NASA Announces Four New Lunar Lander Missions for 2028

NASA has awarded contracts to three aerospace companies for four lunar landers to launch in 2028.

Spica in July 2026

Sky Tour Astronomy Podcast

July Podcast: Spotlight on Spica

This month’s episode highlights the bright star Spica, now prominent high in the southwest after evening twilight. It’s leading the parade of constellations, along with the brilliant planet Venus, that will grace the Northern Hemisphere’s summer skies. You'll also get to know other brights stars in Spica’s vicinity, along with excellent tips on how to be a better stargazer. So grab curiosity and come along on this month’s Sky Tour.

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