Solar purrominence

The entire universe in blog form
Oct. 11 2011 7:00 AM

Solar purrominence

I know I've posted a lot about the Sun lately, and I know I just posted a funny picture by astrophotographer Alan Friedman. And maybe I should've waited for Caturday to post this. But c'mon. How could I not post this as soon as I saw it?

Phil Plait Phil Plait

Phil Plait writes Slate’s Bad Astronomy blog and is an astronomer, public speaker, science evangelizer, and author of Death From the Skies!  

Advertisement

[Click to concatenate.]

It's a SOL cat! I love how it looks like it's rubbing its head on the Sun.

If you want the technical description of what you're seeing, it's a solar prominence, a long stream of ionized gas belched out by the Sun, flowing along its magnetic field lines.

Think of it as a 80,000 kilometer-long cosmic hairball the Sun hacked up. I will from now on.

And if you liked that picture by Alan, this one will make your hair stand on end!

[UPDATE: Alan calculated the size of this prominence as 80,000 km, and that looks about right to me. So just for comparison, I added the Earth roughly to scale in the picture here. That's a pretty big cat. It's head is bigger than our whole planet! Imagine the litter box that would take...]



Related posts:


TODAY IN SLATE

Foreigners

The World’s Politest Protesters

The Occupy Central demonstrators are courteous. That’s actually what makes them so dangerous.

The Religious Right Is Not Happy With Republicans  

The XX Factor
Oct. 1 2014 4:58 PM The Religious Right Is Not Happy With Republicans  

The Fashion World Has Made “Feminist” a Meaningless Label

The Feds Have Declared War on New Privacy Measures From Apple and Google

These “Dark” Lego Masterpieces Are Delightful and Evocative

Crime

Operation Backbone

How White Boy Rick, a legendary Detroit cocaine dealer, helped the FBI uncover brazen police corruption.

Politics

Talking White

Black people’s disdain for “proper English” and academic achievement is a myth.

The One Fact About Ebola That Should Calm You: It Spreads Slowly

Piper Kerman on Why She Dressed Like a Hitchcock Heroine for Her Prison Sentencing

  News & Politics
Politics
Oct. 1 2014 7:26 PM Talking White Black people’s disdain for “proper English” and academic achievement is a myth.
  Business
Moneybox
Oct. 1 2014 2:16 PM Wall Street Tackles Chat Services, Shies Away From Diversity Issues 
  Life
Outward
Oct. 1 2014 6:02 PM Facebook Relaxes Its “Real Name” Policy; Drag Queens Celebrate
  Double X
The XX Factor
Oct. 1 2014 5:11 PM Celebrity Feminist Identification Has Reached Peak Meaninglessness
  Slate Plus
Behind the Scenes
Oct. 1 2014 3:24 PM Revelry (and Business) at Mohonk Photos and highlights from Slate’s annual retreat.
  Arts
Brow Beat
Oct. 1 2014 6:39 PM Spoiler Special: Transparent
  Technology
Future Tense
Oct. 1 2014 6:59 PM EU’s Next Digital Commissioner Thinks Keeping Nude Celeb Photos in the Cloud Is “Stupid”
  Health & Science
Science
Oct. 1 2014 4:03 PM Does the Earth Really Have a “Hum”? Yes, but probably not the one you’re thinking.
  Sports
Sports Nut
Oct. 1 2014 5:19 PM Bunt-a-Palooza! How bad was the Kansas City Royals’ bunt-all-the-time strategy in the American League wild-card game?