An unusual x-ray signal from the Helix Nebula, first detected in 19180, could stem from a star destroying a nearby planet.

The Dark Energy Camera captured glowing nebulae in the Chamaeleon I star-forming region, illuminating the dense clouds with ...

The bright variable star V 372 Orionis takes center stage in this Hubble Space Telescope image, which has also captured a ...

Abell 78 is an unusual planetary nebula formed as a dying star collapses into a dense, hot white dwarf after exhausting its ...