this post was submitted on 04 Apr 2026
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Science Memes

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[–] psud@aussie.zone 9 points 6 days ago (1 children)

Aside from all else, the first image was taken on film lit by daylight, the second was shot on digital at high ISO lit by moonlight with a little sunlight at one edge

Moonlight doesn't have the same colour rendering quality as sunlight

[–] Vorticity@lemmy.world 2 points 5 days ago (2 children)

Thanks for the info, that's awesome! Based on the quality of the image, I'd guess this was a specialized camera designed to have a broader range of sensitivity. Do you know if that's right or did they just use a nice DSLR?

Also, the first image has been corrected for rayleigh scattering, either algorithmically or artistically. The second image does not appear to have been corrected. It looks similar to what we get from geostationary satellites prior to performing rayleigh scattering correction.

[–] echodot@feddit.uk 1 points 5 days ago (1 children)

There is a much higher quality version of the second image on NASA's website. I think the reason the second image has so much colour ranges because it was taken in log, but that's just a normal SLR camera feature. I think there's even a way of getting my phone to take pictures in log, it just uses a lot of memory so it's not on by default

[–] psud@aussie.zone 1 points 4 days ago

Log? Isn't that the video thing? Still images use raw for best post processing

[–] Obi@sopuli.xyz 1 points 5 days ago (1 children)

It's a Nikon D5, the shot is at 52k ISO.

[–] Vorticity@lemmy.world 1 points 5 days ago

Cool, thanks! That's some crazy high ISO.

[–] Taleya@aussie.zone 5 points 5 days ago

Completely different landmasses as well!

Kubrick, we're onto you

[–] postscarce@lemmy.dbzer0.com 8 points 6 days ago (1 children)

Proof that global warming is not real!!!! Read your science… if something gets HOTTER it EXPANDS!!! Those scientist cucks have cucked themselves good this time!!!!

/s (in case it’s needed)

[–] SpongyAneurysm@feddit.org 1 points 5 days ago

You got your science all wrong. Global warming is about the earths athmosphere, which is gaseous. When gases get COMPRESSED they become HOTTER. The earth becoming smaller means the atmosphere is becoming SMALLER too, so the gas gets COMPRESSEd! Climate change is because the earth is getting smaller! And they want you to use less oil and gasoline and hook you up to the sun and stuff like heroin addict!!

/s

[–] kossa@feddit.org 3 points 5 days ago (1 children)

It's because the Apollo mission photos were obviously faked. How would they have known how small Earth really is, duh!

[–] RivverRavven@beehaw.org 0 points 5 days ago (1 children)

You dropped this. It means what was said is sarcasm: /s

[–] kossa@feddit.org 3 points 5 days ago

I thought it would be double with the 'duh'.

[–] SethTaylor@lemmy.world 2 points 5 days ago (1 children)

I'll need Jerry Smith's opinion on this one

We are not a celestial dwarf. Earth is a planet.

[–] Tollana1234567@lemmy.today 2 points 5 days ago (2 children)

with higher gravity it might shrink.

[–] Hadriscus@jlai.lu 4 points 5 days ago

Best I can do is more gravitas in my Lemmy comments. not sure it's enough for the planet to collapse but I can try, if there's a chance of it ending our current conundrum

[–] Venat0r@lemmy.world 1 points 5 days ago

with shrinking it might higher gravity too

[–] mavu@discuss.tchncs.de 3 points 6 days ago

continents seem to have moved too.. weird.

[–] ATS1312@lemmy.dbzer0.com 1 points 6 days ago

Must be all the oil we're drilling.

Nah, as President Trump said, "nothing bad can happen, it can only good happen."

[–] Blackmist@feddit.uk 118 points 1 week ago

No wonder it feels more crowded

[–] 667@lemmy.radio 78 points 1 week ago (2 children)

This helps explain why days seem shorter as we age, the Earth is spinning faster due to the conservation of angular momentum. The days are literally shorter.

[–] sga@piefed.social 11 points 1 week ago (1 children)

fun fact, days have actually been getting longer pretty much since formation of earth (well moon to be correct). reason iirc is that moon is slowly moving away from earth, and this results in some dynamics changing and as a result earth spins slower. like billions of years ago, it was closer to 23 hours.

ps - very rusty memory right now, should have skipped writing instead of half borked fact

[–] oxideseven@lemmy.ca 3 points 6 days ago (1 children)

You're correct. There are more factors involved too, including climate change, since more ice melting means more water as well, moving the mass away from poles to the center to also be affected by the mind pull too.

All the factors end up changing things by about a millisecond per century. The effect is akin to a spinning figure skater having their arms up over their head vs directly out from their body.

[–] Axolotl_cpp@feddit.it 1 points 5 days ago* (last edited 5 days ago)

Fun fact: China has built such a massive dam that it has slowed down (albeit only slightly*) the Earth’s rotation

*if i am not mistaken, it was just enough to be misured, nothing too crazy

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[–] bottleofchips@lemmy.blahaj.zone 66 points 1 week ago (1 children)

Well that’s what happens when you leave it out in the sun

[–] 87Six@lemmy.zip 8 points 1 week ago (2 children)

No I think it's because it's cold in space

[–] Mac@mander.xyz 6 points 1 week ago
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[–] NullPointerException@lemmy.ca 55 points 1 week ago (2 children)

Good to know it’s still a flat disc

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[–] pineapplelover@lemmy.dbzer0.com 39 points 1 week ago (1 children)

Second picture looks smogier and more polluted

[–] PoopingCough@lemmy.world 44 points 1 week ago* (last edited 1 week ago) (1 children)

Well the second pic is also at night with a high iso and long exposure plus it's digital so there's a lot more noise going on.

[–] IMALlama@lemmy.world 10 points 1 week ago (2 children)

Speaking in generic terms, film is way more forgiving of over exposure and digital is way more forgiving of under exposure. A fast lens is always king, but once you hit parity on that I would personally take digital for low light any day.

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[–] umbraroze@slrpnk.net 37 points 1 week ago (4 children)

By the way, speaking of changed colours of planets: if you haven't been keeping up with the latest news in space imagery and want a real mindbender, check out what has recently happened to Neptune. You may have been thinking, ooooh, what an enthralling blue planet! - bzzzzzt, turns out it's a pretty bland and boring gas giant, the colours were exaggerated on purpose because otherwise you can't see shit.

[–] MajorMajormajormajor@lemmy.ca 5 points 1 week ago (1 children)

This truly is the worst timeline. Next, they'll tell us Uranus isn't gassy too.

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[–] wildncrazyguy138@fedia.io 32 points 1 week ago

The maps were correct, New Zealand doesn’t exist.

[–] the_citizen@lemmy.world 24 points 1 week ago

It's getting old, I guess /s

[–] altphoto@lemmy.today 23 points 1 week ago (2 children)

I like how you can see the ring/sphere of atmosphere in the new image.

[–] nosuchanon@lemmy.world 19 points 1 week ago (3 children)

That’s the new smog layer.

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[–] marcos@lemmy.world 7 points 1 week ago

It's because the Sun is behind it.

[–] NottaLottaOcelot@lemmy.ca 18 points 1 week ago (1 children)

The magnetic poles must be moving substantially. Africa has rotated almost 90 degrees in a few short decades!

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[–] bravesilvernest@lemmy.ml 16 points 1 week ago

Also looks much more sickly (yes, its because they pumped up the brightness lol)

[–] Fontasia@feddit.nl 15 points 1 week ago (1 children)

Android post processing vs Apple post processing

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[–] Blackfeathr@lemmy.world 9 points 1 week ago

Where did Africa go?? 😧

[–] resipsaloquitur@lemmy.world 7 points 1 week ago

Big if true.

[–] ivanafterall@lemmy.world 7 points 1 week ago (1 children)

It's cold out there in space.

[–] jaybone@lemmy.zip 6 points 1 week ago

Don’t they know about shrinkage?

[–] Maeve@kbin.earth 7 points 1 week ago

A lot less green, as well.

[–] ParlimentOfDoom@piefed.zip 6 points 1 week ago (5 children)

It's because we're looking at a different side of the planet in the second photo.

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[–] melsaskca@lemmy.ca 6 points 1 week ago (2 children)

Plus, that 2d image makes it look flat, like a penny.

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