Reaction Dynamics intends to launch its Aurora-8 rocket from the Canadian launch site. Bachar Elzein, the CEO of Reaction ...

The Africa Nebula is a supernova remnant linked to Circinus X-1, an X-ray-emitting neutron star. It also surrounds the companion star that Cir X-1 orbits.

Astronomers have taken a fresh look at the famous “Hand of God” pulsar, combining X-ray data from NASA’s Chandra Observatory with new radio observations from the Australia Telescope Compact Array. At ...

For years, quark stars were only theory, a step beyond neutron stars in the collapse of matter. Now, new signals hint these ...

Astronomers have discovered an extraordinary celestial system containing a runaway pulsar fleeing the scene of a massive ...

NASA's IXPE measured x-ray polarization during an outburst from a magnetar, a noteworthy first in astrophysics.

Rocket Lab (RKLB) has officially opened the doors at its Launch Complex 3 in Virginia as the company eyes SpaceX with its ...

A mysterious cosmic explosion has been traced to a massive stellar explosion. This cosmic event is showing fast X-ray ...

Calvera lies around 6,500 light-years above the Milky Way’s plane. This region holds very few stars of massive size. Stars ...

An image from NASA's Chandra X-ray observatory shows a glowing hand stretching across the cosmos with its palm and fingers ...

Around 11,300 years ago, a massive star teetered on the precipice of annihilation. It pulsed with energy as it expelled its ...