Discover a Fluffy Moon and a Wandering Supermassive Black Hole

Read news from the world of astronomy for the week of July 31, 2026.

Having trouble viewing this email? {Click here to read it on the Web.} Subscribe to Sky & Telescope Magazine to receive full access to the articles below. Visit our FAQ page to learn more. This week in the world of astronomy, discover a wandering supermassive black hole and a fluffy moon. Plus, don't miss the total solar eclipse on August 12th. This Week's Sky at a Glance, July 31 – August 9 Once the bright Moon is out of the evening sky by Monday or so, use Altair high in the southeast to find little Delphinus and Sagitta roughly a fist at arm's length from it. Read More Astro-News Highlights Jupiter’s Moon Io is Surprisingly Fluffy Ash from countless volcanic eruptions on Io have likely built up its porous surface. Read More Wandering Supermassive Black Hole Found at the Edge of its Galaxy Astronomers have long thought supermassive black holes can escape their home galaxies — now they’ve found one roaming its host’s galactic outskirts. Read More New Images Confirm: Betelgeuse Has a Companion New analysis of observations taken in 2024 confirm a stellar companion for Betelgeuse in the constellation Orion. Read More Astronomers Spot Weird, Three-Lobed Asteroid with a Moon Asteroid 44 Nysa has the weirdest shape yet seen for an asteroid — the lumpy rock appears to have three different parts to it. Read More Visit Shop @ Sky for Atlases, Globes, and More! Observing Highlights Rare Total Solar Eclipse-Perseid Meteor Shower Double-Header August 12th The only total solar eclipse of the year coincides with the Perseid meteor shower. Here’s what you need to know. Read More Solar Photography: Catch the Sun Learn how to photograph this captivating target. Read More July Podcast: Spotlight on Spica This month’s episode highlights the bright star Spica, now high in the southwest after evening twilight. It’s leading the parade of constellations, along with brilliant Venus. Presented by: Celestron. Read More Community Second Saturday Stars A monthly open house star party held the second Saturday of each month. Read More Sail to the Eclipse of the Century with Bob Berman On August 2, 2027, totality lasts more than six minutes over Luxor — the longest until 2114. Join renowned astronomer Bob Berman on a five-star journey to the Great Pyramids and sites of Cairo, then explore the solar eclipse and the sites of the Nile — Philae, Kom Ombo, Edfu, Karnak and Luxor — on a luxury, 9-cabin dahabiya. Nine all-inclusive days, just 11 guests, and only 2 cabins remain. From a trusted S&T partner Reserve Now It's Star Party Season! Stay hydrated on and off the observing field with Sky & Telescope branded drinkware. See More   Shop the S&T Swag Store Today! Sky & Telescope | American Astronomical Society | Privacy Policy

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