🌟 A Superfast Zone Revealed Near A Quasar’s Heart
A very broad helium glow in PG 1138+222 points to an extreme inner region close to its black hole
🌀 Finding The Milky Way’s Edge: Where Our Stellar City Thins To Nothing
Deep star counts in a clear patch of sky suggest the Milky Way’s old stellar disc ends more sharply than you might think
🔔 When Black Holes Ring: How We Tell Real Gravitational Waves From Noise
A friendly guide to the math that powers discoveries in LIGO and future space observatories—and what it can reveal about a black hole’s mass and spin
🌀 When Spin Pulls You In: The Surprising Centrifugal Flip Near Black Holes
Close to a black hole, spinning faster can make you fall harder — here’s why
🌘 Hunting Dark Matter With Night-Sky Flashes
How ground telescopes could spot heavy, invisible particles by catching their gamma-ray fingerprints