Galaxies

Deep-Sky Objects, Galaxies

Open cluster NGC 1907, emission nebula NGC 1962, and spiral galaxy NGC 1832

Galaxies

Chandra finds remarkable galactic ribbon unfurled

Deep-Sky Objects, Galaxies

Open cluster NGC 1624, emission nebula NGC 1931, and barred spiral galaxy NGC 1964

Deep-Sky Objects, Galaxies

Stellar remains reveal Andromeda’s history

Exotic Objects, Galaxies, Stars

Hubble captures first-ever predicted exploding star

Galaxies

The XXL hunt for galaxy clusters

Deep-Sky Objects, Galaxies, Stars

Two double stars, spiral galaxy NGC 1792, and planetary nebula NGC 2022

Galaxies, Stars

The Very Large Telescope revisits a curious cosmic collision

Cosmology, Galaxies

ALMA spots monstrous baby galaxies cradled in dark matter

Deep-Sky Objects, Galaxies

Two open clusters in Perseus, emission nebula NGC 1491, and barred spiral galaxy NGC 1512

Deep-Sky Objects, Galaxies

Winter observing targets for small telescopes

Deep-Sky Objects, Galaxies

Winter observing targets for large telescopes