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Astronomy Picture of the Day - The Red Rectangle Nebula from Hubble
NASA ^ | 5 Jan, 2026 | Image Credit: NASA, ESA, Hubble; Processing & License: Judy Schmidt

Posted on 01/05/2026 12:02:25 PM PST by MtnClimber

Explanation: How was the unusual Red Rectangle nebula created? At the nebula's center is an aging binary star system that surely powers the nebula but does not, as yet, explain its colors. The unusual shape of the Red Rectangle is likely due to a thick dust torus which pinches the otherwise spherical outflow into tip-touching cone shapes. Because we view the torus edge-on, the boundary edges of the cone shapes seem to form an X. The distinct rungs suggest the outflow occurs in fits and starts. The unusual colors of the nebula are less well understood, however, and speculation holds that they are partly provided by hydrocarbon molecules that may actually be building blocks for organic life. The Red Rectangle nebula lies about 2,300 light years away towards the constellation of the Unicorn (Monoceros). The nebula is shown here in great detail as a reprocessed image from Hubble Space Telescope. In a few million years, as one of the central stars becomes further depleted of nuclear fuel, the Red Rectangle nebula will likely bloom into a planetary nebula.


TOPICS: Astronomy; Astronomy Picture of the Day; Science
KEYWORDS: apod; nasa
To be added or removed from the Astronomy Picture of the Day ping list please send me a request via "Private Reply" (Mail).

For more detail go to the link and click on the image for a high definition image. You can then move the magnifying glass cursor then click to zoom in and click again to zoom out. When zoomed in you can scan by moving the side bars on the bottom and right side of the image.

1 posted on 01/05/2026 12:02:25 PM PST by MtnClimber
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To: MtnClimber

2 posted on 01/05/2026 12:02:43 PM PST by MtnClimber (For photos of scenery, wildlife and climbing, click on my screen name for my FR home page.)
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To: 21stCenturion; 21twelve; 4everontheRight; A Navy Vet; A_perfect_lady; abb; AFB-XYZ; AFPhys; ...

Pinging the APOD list

đŸȘ 🌟 🌌 🍔


3 posted on 01/05/2026 12:03:56 PM PST by MtnClimber (For photos of scenery, wildlife and climbing, click on my screen name for my FR home page.)
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To: MtnClimber

I have been unable to access the APOD website
for 3 or 4 days now.
Have tried 3 different browsers.


4 posted on 01/05/2026 12:13:04 PM PST by Repeal The 17th (Get out of the matrix and get a real life.)
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To: MtnClimber

So geometric


5 posted on 01/05/2026 12:16:20 PM PST by NavyShoe
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To: Repeal The 17th

I couldn’t yesterday using Safari. Today I used DuckDuckGo and it worked
.


6 posted on 01/05/2026 12:20:15 PM PST by telescope115 (Ad Astra, Ad Deum
)
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To: MtnClimber

Should’ve called it the “Spread Eagle” Nebula.


7 posted on 01/05/2026 12:21:48 PM PST by telescope115 (Ad Astra, Ad Deum
)
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To: MtnClimber

Whoa.


8 posted on 01/05/2026 12:23:33 PM PST by No name given ( Anonymous is who you’ll know me as )
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To: telescope115

I just showed this to my kids.
Told ‘em it looks like a red, naked skydiver coming right at ya!


9 posted on 01/05/2026 12:27:50 PM PST by RandallFlagg (Democrats should have been barred from elections since The Battle Of Athens.)
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To: Repeal The 17th
I have been unable to access the APOD website for 3 or 4 days now.

I have heard that from several people. I have not experienced it myself. I use Duck Duck Go for my browser for the ad and pop-up blockers it uses.

10 posted on 01/05/2026 12:28:16 PM PST by MtnClimber (For photos of scenery, wildlife and climbing, click on my screen name for my FR home page.)
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To: MtnClimber

Its a huge pyramid shaped spaceship that just fired a laser weapon straight at us!!!!!


11 posted on 01/05/2026 1:50:53 PM PST by Doctor Congo
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To: RandallFlagg

Well, this guy wasn’t naked, but he actually did parachute down..sort of
..

https://www.youtube.com/watch?v=kmfwQ4nFYcI


12 posted on 01/06/2026 8:48:40 AM PST by telescope115 (Ad Astra, Ad Deum
)
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