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submitted 1 day ago* (last edited 1 day ago) by fossilesque@mander.xyz to c/science_memes@mander.xyz

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[-] CaptainBasculin@lemmy.ml 23 points 1 day ago

Not gonna lie, using a different wavelength feels like cheating when it comes to obtaining a color.

[-] jol@discuss.tchncs.de 8 points 23 hours ago

Yeah... You can basically say "this is x-ray but represented in "

[-] ChaoticNeutralCzech@feddit.org 5 points 23 hours ago* (last edited 23 hours ago)

Surprisingly many seem to be in real color: white, pink, red, orange, maybe brown, probably green, and yellow. (The well-known Neptune image is false color; Hubble deep-field is IR but that is redshifted so IDK, may be "real" color too.) Too bad white, pink and red are Earth's atmospheric phenomena, of which only the aurora is really space-related, and green is just a satellite photo. Still, within NASA's scope I guess.

[-] ArtemisimetrA@lemm.ee 1 points 2 hours ago

I thought the tops of sprites reached space

[-] ChaoticNeutralCzech@feddit.org 1 points 40 minutes ago

Sure but they are atmospheric phenomena because they need gas to happen.

[-] BaroqueInMind@lemmy.one 3 points 1 day ago* (last edited 1 day ago)

But isn't that what colors literally/fundamentally are?

[-] Tlaloc_Temporal@lemmy.ca 1 points 2 hours ago

Selecting one wavelength are discarding all the others, and sometimes shifting that wavelength to a more convenient hue is great for science, but feels like cheating when looking for a specific colour.

It's like looking for pictures of red cars, and getting a car that's 90% rust, a picture taken in a forest fire, and a picture taken through red-tinted glass.

[-] Blackmist@feddit.uk 15 points 1 day ago

All that. Right there in the night sky. Where kiddies can see it.

Fucking WOKEYS! They've turned SPACE gay!

[-] ayyy@sh.itjust.works 8 points 1 day ago

I thought the pride flag was a rainbow top to bottom?

[-] Edge004@lemm.ee 7 points 23 hours ago

That's an older version of the pride flag. There have been a few designs. The rainbow top to bottom one is still very popular. This website describes some of the different flags.

[-] daniskarma@lemmy.dbzer0.com 3 points 20 hours ago

I read that the progress pride flag is copyrighted and some people (or a single person) may be profiting from it.

Several sources seemed coherent with this. That's why I try to keep away from it. And also it seems be mostly used in USA anyway, I haven't seen it much around Europe.

[-] dustyData@lemmy.world 3 points 20 hours ago

The pride flag was envisioned and flown for the first time in San Francisco. For better or worse, most of global queer culture is us centric.

Most of the flags are also copyrighted or copylefted, to some degree or another. It's a jumbled mess. But in general no one is profiting unless you are literally buying a physical flag, as all of them fall into fair use or can be freely licensed for use in commercial products.

[-] ThatGuy46475@lemmy.world 1 points 18 hours ago

One of the blues looks green

[-] Sasquatch@lemmy.ml 98 points 1 day ago

The "In a specific wavelength" ones are cheating imo

[-] tdawg@lemmy.world 61 points 1 day ago

See this rainbow? It's the sun (in a certain wavelength)

[-] qjkxbmwvz@startrek.website 8 points 1 day ago

Yeah, though it looks like the cyan (which would be ~500nm) is actually false color UV image, judging by the same color scale as this https://www.nasa.gov/image-detail/5-3-2024_sdo_x1pt6_flare_131/

[-] chocosoldier 15 points 1 day ago

neptune is also cheating. it's not that blue and never was, it looks basically the same as uranus.

[-] DoubleSpace@lemm.ee 2 points 1 day ago

It's also unrealistically bright. That far from the sun is about 900x dimmer than earth.

[-] Tlaloc_Temporal@lemmy.ca 1 points 2 hours ago

By that argument, most of these should be black.

[-] gwilikers@lemmy.ml 5 points 1 day ago
[-] ChaoticNeutralCzech@feddit.org 1 points 23 hours ago

All but purple, blue, black and cyan seem to be real-color. I have some doubts about brown too.

[-] Crankenstein@lemmy.world 2 points 21 hours ago

Which is weird that black isn't just a picture of the night sky. Has to be some fancy IR Hubble image that's been redshifted back to "true" (so doesn't that make it technically real-color again even though it's been manipulated? 🤔)

[-] Madison420@lemmy.world 4 points 19 hours ago

Let's be honest the color "black" is just strange anyway because it is and isn't a color in a weird way.

[-] Lemjukes@lemm.ee 9 points 1 day ago

Especially with Uranus right there for blue… i feel like Crab Nebula for purple can get a pass though.

[-] Kratzkopf@discuss.tchncs.de 24 points 1 day ago

What is a sprite in this context? As in the red part?

[-] Tar_alcaran@sh.itjust.works 36 points 1 day ago

Sprites are a lightning phenomenon in the mesosphere of earth. They're red because of nitrogen. https://en.m.wikipedia.org/wiki/Sprite_(lightning)

[-] pennomi@lemmy.world 22 points 1 day ago

Proof the universe wants you to be gay

[-] MajorMajormajormajor@lemmy.ca 7 points 1 day ago

Bro, it's not gay if you're under the Milky way.

[-] AtariDump@lemmy.world 8 points 1 day ago
[-] AFKBRBChocolate@lemmy.world 8 points 1 day ago

Made before Trump took office, right?

[-] sheridan@lemmy.world 9 points 1 day ago

Anyone have a link to a version large enough for a 4k wallpaper?

[-] spinne@sh.itjust.works 9 points 1 day ago

I bet the designer is a quilter at NASA :)

[-] SereneSadie@lemmy.myserv.one 6 points 1 day ago

Means nothing coming from NASA, while they're engaging in Lavender Scare 2.0 at the behest of their Paperclipped masters.

[-] Cattypat 3 points 1 day ago

this has been my wallpaper for I think a little over a year

this post was submitted on 05 Jun 2025
808 points (100.0% liked)

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