Dr. John Barentine FRASさんのイラストまとめ

Hwang et al. present the first polarized dust emission measurements of the Horsehead Nebula using SCUBA-2 on the JCMT.

https://t.co/fFzRScMo5s

Folks in northern U.S. states, northern Europe, and southernmost Australia/NZ might want to be on the lookout for the aurora tonight.

Last night was, as the kids say, an "banger". The northern lights were seen as far south as Colorado.

📷: @UAFGI

Those rocks representing 'ancestral' mountain ranges were eroded down to almost nothing over the next 600 million years. Then, in the Paleozoic Era, the land rose and fell, leading to the encroachment of a shallow sea. Sedimentary rocks formed.

📷: Whitmeyer & Karlstrom 2007

Stills from the NASA SOHO coronagraphs around the time of yesterday's X2-class solar flare. It's a good thing that this one wasn't Earth-directed.

The animations are even more impressive: https://t.co/C1BSMylJSw

@rrabagast Our scientific studies indicate roughly 125 to 250 penguins metric penguins. (80 to 160 imperial penguins)

Two new @NASAWebb images out today: NIRCam views of the interacting galaxy system II ZW 96 and a re-working of the Pillars of Creation.

Details on: https://t.co/ki3V0cRYBh

and

https://t.co/QcsJtjc9Ky

Arecibo 😭

Wind field around Post-Tropical Cyclone Fiona as it approaches landfall in the Canadian Maritimes at this hour. Maximum sustained winds are still around 150 km/hr. #wx

(Visualization from https://t.co/l4Nhn2cdlw)

@SMBCComics today.

In the MIRI image (mid-infrared wavelengths), it doesn't seem to have an inner molecular ring, at least at JWST's resolution.

Comparison image is NGC 891 in Spitzer IRAC 3.6 μm and MIPS 24μm from Hughes et al. 2014 (https://t.co/wmUgpK0aME)