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GingerAstroNerd

@gingerastro.bsky.social

The Japanese word for Pleiades is “Subaru” which means unite. It’s also why the car logo is a group of stars. I took this using my color camera last week. Hope you like it!

#pleiades #stars #space #astrophotography #starcluster #m45 #subaru #astronomy #opencluster

October 30, 2025 at 3:39 PM

Don McCrady

@djmccrady.bsky.social

Near the tail of Aquila lies the Scutum star cloud, with Messier 11 (the Wild Duck Cluster) in the center.

Image taken with a Canon EOS R5m2, 100-500mm lens at 100mm and f/4, with 60-second exposures.
#astrophotography #scutum #opencluster #starcloud #m11 #messier11 #WildDuckCluster

July 28, 2025 at 4:39 PM

StellarSnap

@stellarsnap.bsky.social

📸 The Rosette Nebula from DECam

📅 APOD – July 16, 2025
📷 Credit: CTIO, NOIRLab, DOE, NSF, AURA

#APOD #NASA #RosetteNebula #NGC2237 #DECam #Astrophotography #Nebula #EmissionNebula #SpaceArt #Astronomy #Stars #Monoceros #Telescope #StellarNursery #OpenCluster #CosmicBloom #Cosmos #StellarSnap

A vibrant wide-field astrophotograph of the Rosette Nebula (NGC 2237), appearing like a cosmic flower. The nebula glows with deep reds and pinks, surrounded by filaments of dust and gas. In its center lies a star cluster, NGC 2244, whose young blue-white stars illuminate the nebula. The entire structure is framed by the dark backdrop of space, with scattered stars dotting the field.

July 16, 2025 at 8:01 PM

Duarte Almeida

@duartealmeida.bsky.social

If you are interested in open cluster radii, mass and dissolution, check out my paper and feel free to drop me a message 😊
#opencluster #galactic

ui.adsabs.harvard.edu/abs/2025A%26...

Open cluster dissolution rate and the initial cluster mass function in the solar neighbourhood: Modelling the age and mass distributions of clusters observed by Gaia

Context. The dissolution rate of open clusters (OCs) and the integration of their stars into the Milky Way's field population have been explored using their age distribution. With the advent of the Ga...

ui.adsabs.harvard.edu

June 28, 2025 at 7:32 AM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 17/03/2002

NGC 2244: A Star Cluster in the Rosette Nebula

Source: https://apod.nasa.gov/apod/ap020317.htm<a href="/hashtag/RosetteNebula" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#RosetteNebulat#NGC2244##OpenClustern#EmissionNebulao#Astrophotographyt#Spacey#Cosmos #Starss#Nebula #Astronomys#UniverseU#DeepSky##Monoceroso#StarClusterrCluster

Stunning image of the Rosette Nebula (NGC 2244), a vibrant red emission nebula illuminated by a young, bright open star cluster. The cluster's energetic light and stellar winds sculpt the nebula's intricate gas and dust filaments. Located in Monoceros, this celestial wonder is approximately 4500 light-years away and spans 50 light-years.

June 13, 2025 at 6:21 PM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 28/01/1997

Open Cluster M50
Credit and Copyright:

Source: https://apod.nasa.gov/apod/ap970128.ht<a href="/hashtag/OpenCluster" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#OpenClustere#M50s#StarClustera#MilkyWay##AstronomyA#Astrophysicsr#Spacec#Starsc#CosmologyC#DeepSky #DeepSky

Image of the open star cluster M50, located approximately 3000 light-years from Earth. The cluster is comprised of hundreds of bright, young, blue stars, contrasted by dimmer, red stars in the background. M50's irregular shape and location within the galactic plane are characteristic of open star clusters.

June 4, 2025 at 12:31 PM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 27/03/2016

NGC 6357: Cathedral to Massive Stars

Source: https://apod.nasa.gov/apod/ap160327.htm<a href="/hashtag/HubbleSpaceTelescope" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#HubbleSpaceTelescopee#Pismis24P#MassiveStarsi#NGC6357##StarFormationo#Astrophysicso#Astronomys#Spacey#Cosmologyo#Starsy#Nebula #DeepSpacee#OpenClusternCluster

A stunning Hubble Space Telescope image of the open star cluster Pismis 24 and the emission nebula NGC 6357. The brightest object near the top is revealed to be a system of at least three stars, each near 100 solar masses. The image shows a dramatic interplay of bright stars and glowing gas, with new stars forming in the nebula below. The nebula’s structure resembles a Gothic cathedral.

May 21, 2025 at 6:21 PM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 06/04/2005

The M7 Open Star Cluster in Scorpius

Source: https://apod.nasa.gov/apod/ap050406.htm<a href="/hashtag/M7" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#M7 #OpenClustern#StarClusterr#ScorpiusS#DeepSkyObjectk#Astrophotographyt#KittPeakK#Astronomys#Spacey#Starse#MilkyWayM#GalacticCenteri#Cosmologyosmology

Stunning image of the M7 open star cluster in Scorpius, captured at Kitt Peak National Observatory. This ancient cluster, visible to the naked eye, features bright blue stars, a dark dust cloud, and a backdrop of millions of stars towards the Galactic center. The image highlights the cluster's approximately 100 stars spanning 25 light-years, located about 1000 light-years away.

May 16, 2025 at 6:22 PM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 27/03/2016

NGC 6357: Cathedral to Massive Stars

Source: https://apod.nasa.gov/apod/ap160327.htm<a href="/hashtag/MassiveStars" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#MassiveStarsi#Pismis24P#NGC6357##HubbleSpaceTelescopee#StarClustersC#Nebula #Astronomys#Spacey#Cosmologyo#Astrophysicso#StellarEvolutionv#OpenClustern#DeepSpaceeepSpace

A breathtaking Hubble Space Telescope image reveals the Pismis 24 open cluster, showcasing a group of incredibly massive stars, including the previously thought single star Pismis 24-1, which is now known to be a triple star system. The vibrant colors highlight the surrounding NGC 6357 nebula, where stars are actively forming, creating a stunning cosmic landscape resembling a Gothic cathedral. The brightest stars near the top are located above the gas front, with the energetic stars near the center breaking out and illuminating the nebula.

May 14, 2025 at 8:14 PM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 06/07/2024

NGC 7789: Caroline's Rose

Source: https://apod.nasa.gov/apod/ap240706.htm<a href="/hashtag/NGC7789" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#NGC7789##CarolinesRosei#StarClusterr#MilkyWayM#DeepSky##Astrophotographyt#Astronomys#Cassiopeias#OpenClustern#RedGiantse#StellarEvolutionv#Spacen#Cosmos #UniverseUniverse

Stunning telescopic image of NGC 7789, also known as Caroline's Rose, a star cluster in Cassiopeia. This 1.6 billion-year-old open cluster, discovered by Caroline Herschel, shows a beautiful array of stars, with red giants standing out against the background of the Milky Way. Its appearance resembles nested rose petals.

May 12, 2025 at 5:15 AM

Don McCrady

@djmccrady.bsky.social

Four Messier open clusters taken with a 50mm lens from Joshua Tree National Park. #m35 #m36 #m37 #m38 #opencluster #astrophotography #nightsky

May 11, 2025 at 7:32 PM

Don McCrady

@djmccrady.bsky.social

In this wide-field view is the faint open cluster M67 on the left along with its much larger and closer open cluster M44, more popularly known as the Beehive Cluster. The bright red star is Mars. #astrophotography #nightsky #opencluster #m44 #m67 #beehivecluster #mars

Open clusters M67 (left), M44 the Beehive (right), and Mars

May 11, 2025 at 4:23 PM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 09/09/2001

NGC 3293: A Bright Young Open Cluster

Source: https://apod.nasa.gov/apod/ap010909.htm<a href="/hashtag/NGC3293" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#NGC3293##OpenClustern#StarClusterr#CarinaNebulan#BlueStarsl#Astronomys#Astrophotographyt#Spacey#Cosmos #Starss#Galaxy #DeepSpacee#MilkyWayMilkyWay

Stunning image of the NGC 3293 open star cluster in the Carina constellation. This vibrant cluster features numerous bright blue stars, estimated to be only 6 million years old, contrasted by older, redder stars. The cluster is situated against a backdrop of the Carina Nebula's dense dust lane. The image showcases the beauty and complexity of star formation within our galaxy.

April 15, 2025 at 8:15 PM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 23/01/2014

Double Cluster in Perseus

Source: https://apod.nasa.gov/apod/ap140123.htm<a href="/hashtag/DoubleCluster" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#DoubleClustere#PerseusConstellatione#NGC869 #NGC884 #DeepSkyObjectk#Astrophotographyt#StarClustersC#CosmicBeautyi#Spacey#Astronomys#Nebula #HydrogenGasr#OpenClustern#NightSkyNightSky

A stunning wide-field image of the Double Cluster (NGC 869 and NGC 884) in the Perseus constellation. The vibrant image showcases two prominent open star clusters, surrounded by reddish emission nebulae and countless stars. A smaller, fainter open cluster, NGC 957, is visible in the upper left. This color composite highlights hydrogen gas emission, revealing the intricate details of this rich star-forming region approximately 7,000 light-years away.

April 7, 2025 at 7:15 AM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 01/06/2002

NGC 2266: Old Cluster in the New General Catalog

Source: https://apod.nasa.gov/apod/ap020601.htm<a href="/hashtag/NGC2266" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#NGC2266##OpenClustern#GeminiConstellatione#StarClusterr#Astronomys#AstroPhotographyt#Spacey#Cosmologyo#DeepSkyObjectk#Astrophotot#GalaxiesG#Nebulae##RedsGiantsdsGiants

A stunning three-color image of NGC 2266, an open star cluster located approximately 10,000 light-years away in the constellation Gemini. This billion-year-old cluster, part of the New General Catalog (NGC), showcases numerous evolved red giant stars against a backdrop of countless other stars. The image beautifully highlights the cluster's density and the varied colors of its stellar components.

April 3, 2025 at 5:12 PM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 25/08/1999

Reflections on NGC 6188

Source: https://apod.nasa.gov/apod/ap990825.htm<a href="/hashtag/NGC6188" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#NGC6188##AraOB1 #StarClusterr#Nebula #Astronomys#Spacey#Cosmos #DeepSpacee#AstroPhotographyt#MilkyWayM#StellarNurseryr#OpenClustern#HydrogenGasr#InterstellarDustllarDust

A breathtaking image of NGC 6188, a vibrant nebula 4000 light-years away. The image showcases the striking contrast of blue reflected light from young stars, red glowing hydrogen gas, and dark, obscuring dust. The open cluster NGC 6193, a rich source of binary stars, is prominently featured within this cosmic masterpiece. This stunning view is a testament to the beauty and complexity of star formation within our galaxy.

March 19, 2025 at 12:27 PM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 25/02/2025

M41: The Little Beehive Star Cluster

Source: https://apod.nasa.gov/apod/ap250225.htm<a href="/hashtag/M41" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#M41 #StarClusterr#BlueStarsl#RedGiantse#OpenClustern#Astrophotographyt#DeepSky##Spacey#Astronomys#Cosmologyo#Starsy#Nebula #ChileScopei#HydrogenGasrogenGas

A stunning image of the M41 open star cluster, showcasing numerous bright blue stars and red giant stars amidst a backdrop of red hydrogen gas filaments. The vibrant colors highlight the diversity of stellar life within the cluster, which is destined to disperse over time. This four-hour exposure, captured by Chilescope T2, reveals the beauty and ephemerality of stellar formations.

March 15, 2025 at 10:12 PM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 22/01/2020

The Hyades Star Cluster

Source: https://apod.nasa.gov/apod/ap200122.htm<a href="/hashtag/HyadesCluster" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#HyadesClusters#OpenClustern#TaurusConstellatione#Aldebaranl#StarClusterr#DeepSkyObjectk#Astrophotographyt#Spacey#Astronomys#Cosmos #Nebulae##Starse#NightSkyN#AstroPhotographytography

A stunning deep-space image of the Hyades open star cluster in Taurus. The bright, yellow star Aldebaran (foreground, unrelated to the cluster) dominates the image, alongside the bluer hues of the Hyades stars and faint, wispy nebulae. This image highlights the vibrant colors and intricate details of this nearby star cluster, showcasing its beauty against a backdrop of countless stars.

February 26, 2025 at 2:13 PM

Tali

@talius2.bsky.social

The #Westerlund 1 #star #cluster: #Hubble unveils detailed structure

Using the Hubble Space Telescope (HST), astronomers have observed a #supermassive galactic #opencluster...
scitechupdates.com/t...

February 26, 2025 at 7:39 AM

Apodsky

@nasapodsky.bsky.social

Astronomy Picture from 27/12/2003

The Pleiades Star Cluster

Source: https://apod.nasa.gov/apod/ap031227.htm<a href="/hashtag/Pleiades" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#PleiadesP#SevenSistersn#M45e#StarClusterr#Astrophotographyt#Spacey#Astronomys#Nebula #DeepSky##Cosmos #NightSkyN#Starsy#OpenClusternCluster

$A stunning image of the Pleiades star cluster (M45), also known as the Seven Sisters. This bright, close open cluster, approximately 400 light-years away, features over 3000 stars and prominent blue reflection nebulae surrounding its brightest members. Faint brown dwarfs are also present. Diffraction spikes are visible, added for aesthetic effect.$

February 24, 2025 at 10:12 PM