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Astronomy Picture of the Day - NGC 7293: The Helix Nebula
NASA ^
| 24 Oct, 2024
| Image Credit & Copyright: Patrick Winkler
Posted on 10/24/2024 12:10:38 PM PDT by MtnClimber
Explanation: A mere seven hundred light years from Earth toward the constellation Aquarius, a star is dying. The once sun-like star's last few thousand years have produced the Helix Nebula. Also known as NGC 7293, the cosmic Helix is a well studied and nearby example of a Planetary Nebula, typical of this final phase of stellar evolution. Combining narrow band data from emission lines of hydrogen atoms in red and oxygen atoms in blue-green hues, this deep image shows tantalizing details of the Helix, including its bright inner region about 3 light-years across. The white dot at the Helix's center is this Planetary Nebula's hot, dying central star. A simple looking nebula at first glance, the Helix is now understood to have a surprisingly complex geometry.
TOPICS: Astronomy; Astronomy Picture of the Day; Science
KEYWORDS: apod; nasa
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To: MtnClimber
2
posted on
10/24/2024 12:11:04 PM PDT
by
MtnClimber
(For photos of scenery and wildlife, click on my screen name for my FR home page. More photos added.)
To: 21stCenturion; 21twelve; 4everontheRight; A Navy Vet; abb; AFB-XYZ; AFPhys; Agatsu77; ...
Pinging the APOD list
πͺ π π π
3
posted on
10/24/2024 12:12:10 PM PDT
by
MtnClimber
(For photos of scenery and wildlife, click on my screen name for my FR home page. More photos added.)
To: MtnClimber
4
posted on
10/24/2024 12:22:34 PM PDT
by
DannyTN
(ck)
To: MtnClimber
Looks alot like the cat’s eye.
5
posted on
10/24/2024 12:40:24 PM PDT
by
Bullish
(Socialism is a weed that blooms into communism, the tyranny that strangles liberty.)
To: DannyTN
Itβs also called The Eye of Godβ¦.ποΈ
6
posted on
10/24/2024 1:25:32 PM PDT
by
telescope115
(I NEED MY SPACE!!! π)
To: MtnClimber; All
Did you ever get the feeling that you were being . . . watched? :-)
7
posted on
10/24/2024 1:34:08 PM PDT
by
AFB-XYZ
(Two options: 1) Stand up, or 2) Bend over)
To: AFB-XYZ
Being watched?
8
posted on
10/24/2024 1:38:09 PM PDT
by
MtnClimber
(For photos of scenery and wildlife, click on my screen name for my FR home page. More photos added.)
To: Bullish
Looks alot like the catβs eye. Like this one?
To: MtnClimber
10
posted on
10/25/2024 5:18:46 AM PDT
by
BBB333
(The Power Of Trump Compels You!)
To: MtnClimber
What is creepy about this Helix Nebula is when it blinks...
11
posted on
10/27/2024 8:01:45 PM PDT
by
minnesota_bound
(Need more money to buy everything now)
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