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badastro

@badastro@mastodon.social

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badastro, to random
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JWST has very likely seen the most distant galaxy ever found, and I'm still kinda boggling about it. It's too big, too massive, and too bright to exist according to our current understanding of how the Universe works.

We need a better understanding!

https://badastronomy.beehiiv.com/p/jwst-bags-distant-galaxy-ever-seen-hoo-boy-mystery

badastro, to random
@badastro@mastodon.social avatar

A star so old it may be a member of only the second generation of stars born ever. Like EVER ever, just a few hundred million years after the Big Bang, and it's right in our galactic back yard!

https://badastronomy.beehiiv.com/p/one-oldest-stars-universe-spotted-cosmic-back-yard

badastro, to random
@badastro@mastodon.social avatar

In other news…

Polaris, the north star, is two billion years old, but only looks 54 million. How?

It's found the Fountain of Youth: cannibalism!

https://www.scientificamerican.com/article/how-old-is-the-north-star-the-answer-could-change-our-maps-of-the-cosmos/

badastro, to random
@badastro@mastodon.social avatar

Is it dusty in here or is someone just trying to land a rocket on the Moon?

https://badastronomy.beehiiv.com/p/dust-blown-around-land-moon

badastro, to random
@badastro@mastodon.social avatar

Find the teeny toad. Difficulty level: expert. Answer in ALT

badastro, to random
@badastro@mastodon.social avatar

Do not be fooled by appearances! The nearby galaxy M82 is NOT exploding!

This is just a defense mechanism some galaxies employ when they feel threatened. In a few hundred million years it'll settle back down on its own.

https://badastronomy.beehiiv.com/p/m82-exploding-no-not-exactly-relaxing-beach-either

badastro,
@badastro@mastodon.social avatar

@chrisvest all the time

badastro, to random
@badastro@mastodon.social avatar

Lemons float and limes sink

badastro, to random
@badastro@mastodon.social avatar

Fun fact, if by "fun fact" you mean HOLY CRAP WHAT

In the past, Earth has been hit by the physical debris blasted into space by nearby supernovae. And we have the radioactive seabed sediment to prove it.

https://www.scientificamerican.com/article/how-often-do-supernovas-strike-earth/

badastro, to random
@badastro@mastodon.social avatar

Astronomers have subtracted the fierce light from ravenous monster black holes in extraordinarily distant quasars to reveal the galaxies underneath.

https://badastronomy.beehiiv.com/p/subtracting-black-holes-quasars-reveals-galaxy-underneath

badastro, to random
@badastro@mastodon.social avatar

The full Moon still catches me by surprise sometimes

badastro, to random
@badastro@mastodon.social avatar

Creepy stalker Homer Simpson is staring at me from behind a plank on my deck

badastro, to random
@badastro@mastodon.social avatar

This spiky fellow is a buck moth caterpillar, and it turns out the spines inject a painful venom. Ask me how I know! Well, my wife knows. I only had to smear antihistamine cream over the spots where it got her.

badastro, to random
@badastro@mastodon.social avatar

Global warming is slowing Earth's rotation.

It's a small effect, but it's measurable, and it's one more way our mucking about with the planet is having unintended consequences.

https://badastronomy.beehiiv.com/p/global-warming-measurably-affecting-earths-rotation

badastro, to random
@badastro@mastodon.social avatar

Dark matter!

Dark energy!

… glueballs? What?

The universe is pretty damnably weird, so Molly Bentley, Seth Shostak, and I try to clear things up a bit in this week's episode of SETI's Big Picture Science. 🧪 🔭👽

https://www.bigpicturescience.org/beyond-the-standard-model

badastro, to random
@badastro@mastodon.social avatar

A team of astronomers discovered some of the most ancient stars in our galaxy and used the moment to thumb their noses at ingrained GOP sexism, and I am so here for it.

https://badastronomy.beehiiv.com/p/planet-fomalhaut-three-ancient-stars-another-galaxy-orbit

badastro, to random
@badastro@mastodon.social avatar

Wise ass

badastro, to random
@badastro@mastodon.social avatar

I'm on a scenic train ride with family through rural Virginia. Lives up to the adjective.

badastro, to random
@badastro@mastodon.social avatar

This little guy is sitting outside my office window singing his heart out. I love Carolina wrens. They're so loud for such wee things!

badastro, to random
@badastro@mastodon.social avatar

When it comes to black holes, one of the most common questions I get is: if they eat even light, how do we find them?

Turns out, plenty of ways!

https://www.scientificamerican.com/article/how-can-you-see-a-black-hole/

badastro, to random
@badastro@mastodon.social avatar

A promise to write about aurorae, and a particularly gorgeous spiral galaxy dancing in the dust.

https://badastronomy.beehiiv.com/p/aurora-promise-gorgeous-red-blue-galaxy

badastro, to random
@badastro@mastodon.social avatar

Peony

badastro, to random
@badastro@mastodon.social avatar

A new trippy NASA video shows you what it's like to take the last plunge you'll ever take.

[Bonus: Stuff about my book! And fun math!]

https://badastronomy.beehiiv.com/p/take-voyage-black-hole

badastro, to random
@badastro@mastodon.social avatar

No aurora but I did see two satellites cross paths near The bowl of the Big Dipper (the two shaky lines near the bottom). This was literally handheld, and you can see how far the SATs moved in 3 seconds.

badastro, to random
@badastro@mastodon.social avatar

Today I have 2 — TWO! — articles up on Scientific American!

The first: The scale of space will break your mind.

https://www.scientificamerican.com/article/how-big-is-space/

badastro,
@badastro@mastodon.social avatar

@Gustodon Thank you! I am. :)

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