illustration of K2-18b
Astrobites

Are Water Worlds Just Made of Soot?

Astrobites reports on whether the low-density planets that keep popping up in our growing collection of exoplanets are really the water worlds that we imagine them to be.

New research suggests that ultra-long-period pulsars might begin their lives as massive stars in close binary systems.

Illustration of the solar wind interacting with Earth's magnetic field

Though less destructive than coronal mass ejections, moderate space weather events like stream interaction regions can still cause geomagnetic storms. Researchers have used machine learning to investigate the drivers behind these events.

galaxies known as little red dots
Astrobites

A Black Hole Egg That Forgot to Hatch

Astrobites reports on how astronomers got a closer view of the distant and mysterious little red dots.

galaxy cluster MACS0416

The CANUCS survey brought five galaxy clusters into focus, painting a portrait of galactic life in the early universe.

NGC 1300
AAS News

AAS 247: Day 4

On the final day of AAS 247, researchers described early signs of spiral galaxy structures, gravitational wave astronomy performed with pulsars, and measurements of baryon acoustic oscillations.

JWST image of galaxy cluster MACS J0308+2645
AAS News

AAS 247: Day 3

On Day 3 of AAS 247: a record-breaking asteroid, a discussion of science policy, and a supernova that we might hear about again at AAS 367!

X-ray and optical image of Kepler's supernova remnant.
AAS News

AAS 247: Day 2

A supernova movie 25 years in the making, a discussion of little red dots, the joy of an unplanned career, and more — all on Day 2 of AAS 247.