this post was submitted on 23 Feb 2025
144 points (98.6% liked)

Astrophotography

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[–] [email protected] 1 points 1 day ago (1 children)

what did you use to capture/process this?

[–] [email protected] 2 points 7 hours ago* (last edited 7 hours ago)

This was on a canon 90d on a star adventurer 2i, with a 50mm f1.8 lens stopped to around f5.6

30sec exposures at iso 800 stacked up using Siril

[–] [email protected] 29 points 6 days ago
[–] [email protected] 25 points 6 days ago
[–] [email protected] 3 points 5 days ago

We're gonna need a crew of oil rig workers to divert it.

[–] GreatBlueHeron 6 points 6 days ago (2 children)

So, if my old brain did the math right, it'll get here in about 2.5 billion years?

[–] [email protected] 17 points 6 days ago (2 children)

Technically the two galactic clouds are already touching, according to some paper I read a couple years ago

[–] [email protected] 12 points 5 days ago

I thought something felt funny.

[–] GreatBlueHeron 3 points 5 days ago (1 children)

Oh, wow. I expected someone to correct me and say it will be much sooner due to the size of the two galaxies but didn't think I was that far off.

[–] [email protected] 1 points 4 days ago* (last edited 4 days ago)

Extremely technical use of "technically" - we're talking about maybe 1 atom of hydrogen per cubic meter, but if that atom is bound by a galaxy's gravity it sort of is part of that galaxy, kinda.

[–] [email protected] 6 points 5 days ago (1 children)

In relativistic dog years that's next week.

[–] [email protected] 2 points 5 days ago* (last edited 5 days ago) (1 children)

What is it in primordial black hole years?

[–] [email protected] 3 points 5 days ago

Infinity / 0

[–] [email protected] 5 points 6 days ago

So it's coming at us at 0,1% the speed of light?

[–] [email protected] 1 points 5 days ago

A bonus restretch and crop to just the galaxy. You can see the arms!

[–] [email protected] 1 points 5 days ago