The Trifid Nebula, M 20, from my backyard, 15 km North from Sydney's city center, on 15th June 2020.
This image compiles 40 x 300s images (3.3 hours total integration time) obtained with my Skywatcher Black Diamond 80, an Orion X0.8 focal reducer (f/6), the ZWO ASI178MC camera and an OPTOLONG L-Pro filter.
I used the ZWO ASIAir to control the camera, the mount (Skywatcher AZ-EQ6) and the guiding system (ASI120MM + Orion 50mm finderscope).
Flats and darks included. Data processed with Siril software. Color / saturation / levels / contrast / smart sharpen with Photoshop.
Credit: Ángel R. López-Sánchez (AAO-MQ).
The Trifid Nebula from Sydney - From Ángel López-Sánchez - https://flic.kr/p/2jcFe2M
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A smooth galaxy from the Galaxy Zoo: Hubble project, classified by 44 volunteers.
A smooth galaxy, observed with the Hubble Space Telescope in the COSMOS survey.
It is at redshift 0.74 (lookback time 6.73 billion years) with coordinates (150.21383, 2.81895).
44 volunteers classified this galaxy in Galaxy Zoo: Hubble.
2 days ago
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NASA just dropped the closest image ever taken of Jupiter...
4 days ago
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➣ persephone
( poppy )
ৎ୭
დ
✧
t̵h̵i̵s̵ ̵o̵n̵e̵’̵s̵ ̵j̵u̵s̵t̵ ̵f̵o̵r̵ ̵m̵e̵,̵ ̵m̵y̵s̵e̵l̵f̵ ̵a̵n̵d̵ ̵i̵
𐙚
🝮
🜲
5 days ago
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Breathtaking, VISTA's look at the Helix Nebula (NGC 7293), a planetary nebula located 700 light-years away
(Credit: ESO/VISTA/J. Emerson. Acknowledgment: Cambridge Astronomical Survey Unit)
5 days ago
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Here is my latest astro image; ~44 hours exposure showing the majestic barred spiral galaxy NGC 1365 located in the southern constellation of Fornax at a distance of 56 million light-years:
www.rolfolsenastrophotography.com/…/Galax…/i-QVPs5Vq
Visible in this deep image are several faint streams extending out from the main arms, especially along the Western and Southern edge of the galaxy (3 to 6 o'clock position). These may be remnants of mergers with smaller dwarf galaxies or perhaps structures within the spiral arms themselves.
The galaxy is significantly larger than our own Milky Way, with the two main spiral arms spanning up to 200,000 light-years. The symmetrical arms curve around the entire galaxy forming an almost ring-like halo. Together with the prominent central bar the arms outline an elegant Z, making NGC 1365 one of the most striking and beautiful galaxies in the sky.
Bright knots of young star clusters and red emission nebulae dot the entire galaxy, and in the centre dark dust lanes trace around a cosmic maelstrom. The active nucleus of NGC 1365 hosts a supermassive black hole with the mass of approximately 2 million solar masses and rotating near the speed of light.
In the background the entire field of view is littered with distant galaxies of various sizes and shapes. Many of these can be seen through the spiral arms and tidal streams of NGC 1365. Even a couple of very distant galaxy clusters can be seen. Many of these background galaxies are so far aw...
NGC 1365 - A Cosmic Maelstrom in Fornax - From Rolf Wahl Olsen - https://flic.kr/p/2izLvCo
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Image posted by astronomybot
SM3A: Close-Up View of Hubble
Image date: 16 December 1999
This is a close-up view of the Hubble Space Telescope (HST).
Credit: NASA/ESA
Source: ESA/Hubble
6 days ago
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Image posted by astronomybot
Colliding Galaxies NGC 4038 and NGC 4039
Image date: 21 October 1997, 19:00
This Hubble Space Telescope image provides a detailed look at a brilliant 'fireworks show' at the center of a collision between two galaxies. Hubble has uncovered over 1, 000 bright, young star clusters bursting to life...
6 days ago
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⋆ˑ ❝ I've been great. ❞
Supernova happily replied, her smile becoming gentle and at ease.
❝ And how've you been? I'm happy to see you too! ❞
6 days ago
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coffee⠀☕︎
Yeah, I figured
6 days ago
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Bluesky
We are experiencing some service interruptions and our team is working on the issue. You can find the latest updates at status.bsky.app or follow @status.bsky.app.
6 days ago
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A greyscale image of a galaxy with a line-like nucleus and a horseshoe-shaped arc above it. The horseshoe points down, and the nucleus is in the center of the arc. It looks like an upside down power symbol, ⏻. The nucleus and horseshoe are dotted with bright star clusters and dark dust lanes.
Hubble Space Telescope image of Arp 6, also known as NGC 2537 or the Bear’s Paw Galaxy.
It has a nucleus that is rapidly forming stars, surrounded by a horseshoe-shaped structure, also forming new stars.
Credit: NASA, ESA, STScI, J. Dalcanton, Judy Schmidt
Source
6 days ago
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coffee⠀☕︎
Was bluesky down 🧍
6 days ago
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⋆ˑ She's awake, but still feeling a bit drowsy.﹡💤
6 days ago
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A smooth galaxy from the Galaxy Zoo: Hubble project, classified by 45 volunteers.
A smooth galaxy, observed with the Hubble Space Telescope in the COSMOS survey.
It is at redshift 0.44 (lookback time 4.75 billion years) with coordinates (150.58894, 1.87935).
45 volunteers classified this galaxy in Galaxy Zoo: Hubble.🔭
6 days ago
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Breathtaking: spiral galaxy NGC 4535, located about 50 million light-years away
This galaxy has been nicknamed the ‘Lost Galaxy’ because it’s extremely faint when viewed through a small telescope.
(Credit: ESA/Hubble & NASA, F. Belfiore, J. Lee and the PHANGS-HST Team)
1 week ago
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The Butterfly Nebula🦋
1 week ago
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A barred spiral galaxy from the Galaxy Zoo 2 project, classified by 46 volunteers.
A barred spiral galaxy, observed with the Apache Point 2.5m Telescope in the SDSS survey.
It is at redshift 0.008 (lookback time 114.4 million years) with coordinates (178.89640, 25.88944).
46 volunteers classified this galaxy in Galaxy Zoo 2.
1 week ago
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♇ᡣ𐭩
Hey, just a heads up, there is a writer who joined Bluesky recently after getting called out for multiple reasons. The writer in question goes by Z (Zhanna) (@/tyratyrsdottir.bsky.social). I'll post most of what I can and know, along with posting the original post. I want to share this info was
1 week ago
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9.5-Light-Year Tower in the Eagle Nebula
1 week ago
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