Starship Asterisk*

Red Bloom above Cerro Tololo NOIRLab Image of the Week | CTIO | 2023 Jun 14 https://noirlab.edu/public/media/archives/images/screen/iotw2324a.jpg Below the southern skies, the telescopes of Cerro Tololo Inter-American Observatory ( CTIO ), a Program of NSF’s NOIRLab, bask in the starlight of the br...

A Dishevelled Irregular Galaxy ESA Hubble Picture of the Week | 2023 Jun 12 https://cdn.spacetelescope.org/archives/images/screen/potw2324a.jpg The galaxy NGC 7292 billows across this image from the NASA/ESA Hubble Space Telescope, accompanied by a handful of bright stars and the indistinct smudges...

What’s that coming over the hill? It’s ALMA! ESO Picture of the Week | ALMA | 2023 Jun 12 https://cdn.eso.org/images/screen/potw2324a.jpg It might look like there’s not a lot going on in this Picture of the Week, but looks can be deceiving. Far off in the distance, huddled together like penguins in...

https://heasarc.gsfc.nasa.gov/Images/objects/heapow/stars/eagleneb_cxojwst_small.jpg Reaching for the Stars In the Milky Way and other galaxies, stars form within dense clouds composed largely of molecular hydrogen gas. Because these clouds are dense, trace elements like oxygen, carbon, silicon and...

https://heasarc.gsfc.nasa.gov/Images/objects/heapow/large_scale_structure//perseus_waves_small.jpg Surfing Perseus The X-ray emitting gas that resides in clusters of galaxies has a revealing story to tell. This gas is important since it actually contains most of the normal matter in the cluster, mo...

https://heasarc.gsfc.nasa.gov/Images/objects/heapow/active_galaxies/cena_chandra23_small.jpg The Sword of the Centaur One of the most mysterious and beautiful galaxies is Centaurus A. Cen A was discovered August 4, 1826 by James Dunlop at the Parramatta observatory in Australia. It first arose to p...

Celestial Landmarks of the Northern Sky NOIRLab Image of the Week | KPNO | 2023 Jun 07 https://noirlab.edu/public/media/archives/images/screen/iotw2323a.jpg The eighteen-story Nicholas U. Mayall 4-meter Telescope is located at Kitt Peak National Observatory ( KPNO ), a Program of NSF’s NOIRLab, and...

Gemini North Back on Sky with Dazzling Image of Supernova in the Pinwheel Galaxy NOIRLab Photo Release | Gemini North | 2023 Jun 07 Gemini North returns to cosmic exploration “with a bang” following repair and refurbishment of its 8-meter primary mirror https://noirlab.edu/public/media/archives/ima...

NGC 4839: Galaxies Go on a Deep Dive and Leave Fiery Tail Behind NASA | MSFC | SAO | Chandra X-ray Observatory | 2023 Jun 06 https://chandra.si.edu/photo/2023/ngc4839/ngc4839_labeled.jpg Data: X-ray: Chandra (purple): NASA/SAO/Univ of Alabama/MS Mirakhor et al; XMM (blue): ESA/XMM-Newton; Optical: ...

Early Universe Crackled With Bursts of Star Formation NASA | GSFC | STScI | Webb Telescope | ESA Webb | 2023 Jun 05 https://cdn.esawebb.org/archives/images/screen/JADES2.jpg Among the most fundamental questions in astronomy is: How did the first stars and galaxies form? NASA’s James Webb Space Tele...

Webb Peers Behind Bars ESA Webb Picture of the Month | 2023 Jun 02 https://cdn.esawebb.org/archives/images/screen/potm2305a.jpg A delicate tracery of dust and bright star clusters threads across this image from the NASA/ESA/CSA James Webb Space Telescope. The bright tendrils of gas and stars belong...

Under the Sea ESA Hubble Picture of the Week | 2023 Jun 05 https://cdn.spacetelescope.org/archives/images/screen/potw2323a.jpg The jellyfish galaxy JO206 trails across this image from the NASA/ESA Hubble Space Telescope, showcasing a colourful star -forming disc surrounded by a pale, luminous cloud...

Telescopes Inside a Washing Machine? ESO Picture of the Week | BlackGEM | 2023 Jun 05 https://cdn.eso.org/images/screen/potw2323a.jpg This Picture of the Week shows a long exposure image of the BlackGEM telescopes, located at ESO’s La Silla Observatory in Chile. The whitish star trails in the sky a...

Colorful Clouds over Cerro Pachón NOIRLab Image of the Week | 2023 May 31 https://noirlab.edu/public/media/archives/images/screen/iotw2322a.jpg A rainbow cloud creates a stunning curtain of colors just after sunrise in this image taken from Cerro Pachón in Chile, home of one half of the Internation...

Have you seen a great image or video somewhere that you think would make a great APOD? Nominate it for APOD! Please post as much information here as you have about the image/video with a link to any source(s) for it you know of here, and the editors will take a look. When posting the image itself, ...

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@bystander Thanks for checking. When I tried to re-register, it said my email address was already in use. Do you have a way to search by email address? Also, is there a way to direct message? I prefer not to post my email address; that's just an invitation to spam. Yes, I can search for an email ad...

Are there two Pinwheel Galaxies, M101 and M33? From Astronomy.com "The Local Group’s third-largest member, the Pinwheel Galaxy (M33), resides in the constellation Triangulum. It is only about one-tenth the size of the Andromeda Galaxy and the Milky Way." M101 is formally known as the Pinw...

Please help me log in, or reset my password, or reactivate, or re-register. When I try to log in, I get: You have specified an incorrect username. Please check your username and try again. If you continue to have problems please contact the Board Administrator. The link to contact the Board Adminis...

Hubble Explores Explosive Aftermath in NGC 298 ESA Hubble Picture of the Week | 2023 May 29 https://cdn.spacetelescope.org/archives/images/screen/potw2322a.jpg The spiral galaxy NGC 298 basks in this image from the NASA/ESA Hubble Space Telescope. NGC 298 lies around 89 million light-years away in ...

Giant Cosmic Networks ESO Picture of the Week | 2023 May 29 https://cdn.eso.org/images/screen/potw2322a.jpg Sometimes dramatic events are needed to create something stunning. This beautiful structure of filaments and clouds in the southern constellation of Vela are all that remains of a massive sta...

Don't Panic! Do you know where your towel is?

Across from Gemini North NOIRLab Image of the Week | 2023 May 24 https://noirlab.edu/public/media/archives/images/screen/iotw2321a.jpg Star trails blur and lasers streak across the sky in this long-exposure view from Pu‘u Poli‘ahu, the mountain peak adjacent to the Gemini North telescope of the Int...

Hubble Hunts for Intermediate-Sized Black Hole Close to Home NASA | GSFC | STScI | HubbleSite | ESA Hubble | 2023 May 23 potw1236a[1].jpg A Hubble Space Telescope image of the globular star cluster, Messier 4. The cluster is a dense collection of several hundred thousand stars. Astronomers suspect ...

A Jellyfish Galaxy Adrift ESA Hubble Picture of the Week | 2023 May 22 https://cdn.spacetelescope.org/archives/images/screen/potw2321a.jpg Image Credit: ESA/Hubble & NASA, M. Gullieuszik and the GASP team [/size] The jellyfish galaxy JW39 hangs serenely in this image from the NASA/ESA Hubble Sp...