See Comet 29P/Schwassmann-Wachmann's Latest Outburst and a Planetary System That Breaks All the Rules

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Read news from the world of astronomy for the week of February 20, 2026.

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This week in the world of astronomy, check out this planetary system that breaks all the rules and see Comet 29P/Schwassmann-Wachmann in a 10-inch scope. Plus, discover where all these interstellar visitors could be coming from.

Comet 29P/Schwassmann-Wachmann Bursts as "Ice Volcano" Erupts


After a recent explosive outburst, Comet 29P/Schwassmann-Wachmann is bright enough to see in a medium-sized telescope.

Astro-News Highlights

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We Have Visitors: Interstellar Material from Nearby Debris Disks


A few interstellar objects have taken a quick dip into our solar system. In a recent study, astronomers looked to nearby planet-forming stellar systems as possible launching posts.

Europe's RAMSES Mission to Asteroid Apophis Moves Ahead


The RAMSES mission to the asteroid Apophis will launch in 2028 to meet the asteroid before its encounter with Earth.

Rocket Reentry Leaves Lithium in Earth's Upper Atmosphere


Space debris are contaminating our atmosphere at very high altitudes – and we don’t yet understand the effects.

A Planetary System That Breaks the Rules


An exoplanet system’s unexpected arrangement might change how we think about planet formation.

Observing Highlights

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This Week's Sky at a Glance, February 20 – March 1


After sunset the waxing crescent Moon hangs high in the west-southwest. Watch the area down below it. As the sky fades into dusk, three of the solar system's five naked-eye planets glimmer into view there.

February Podcast: Winter’s Milky Way


In this month’s episode, go on a guided tour of the stars and planets that you’ll see overhead during February. We’ll keep tabs on the Moon and say good-bye to Saturn.

Presented by: Celestron.

Community

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How to Choose & Use Your Telescope


On Friday, February 27th, join Hamptons Observatory at the East Hampton Library for a free, in-person lecture. They will also provide hands-on help with individual issues.

The World's Largest Space and Astronomy Expo Returns!


On April 11-12, over 100 of your favorite vendors, hundreds of fellow astronomy enthusiasts, and an incredible lineup of guest speakers will gather in Suffern, New York, for a cosmic extravaganza.



From a trusted S&T partner

Observing? But it's So Cold Outside!


Stay warm with Sky & Telescope merch this January. Our high-quality, branded winter wear will help you keep out the cold while gazing up at the scintillating winter stars.

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