galaxy cluster MACS J0416.1-2403

A chance alignment between galaxies allows astronomers to study a single star system as it was when the universe was just 6 billion years old.

illustration of a planet getting uncomfortably warm

Astrobites reports on the potential habitability of Teegarden’s Star b, a promising Earth-like planet.

Hubble Space Telescope image of the Crab Nebula

How has the Crab Nebula supernova remnant changed since the Hubble Space Telescope observed it in 1999–2000?

'Oumuamua

A recent study looks to the nearest rubble-ridden systems for the potential origins of interstellar objects that have visited our solar system.

Vera Rubin Observatory

The upcoming Vera C. Rubin Observatory Legacy Survey of Space and Time will detect an astonishing number of transients — including kilonovae from colliding neutron stars.

artist's impression of a quasar

Astrobites reports on RACS J0320−35, a quasar that appears to be breaking a cosmic limit by consuming matter faster than theory should allow.

illustration of the Milky Way's dark matter halo
Features

A Dark Matter Origin for Little Red Dots

Researchers examine whether the black holes at the centers of little red dots could have been born in the collapse of dark matter halos.

Sagittarius B2

Researchers use an unlikely tool — distant beacons called quasars — to study the constant inflow and outflow of gas to and from our galaxy.