"We studied the last several orbits before the merger, when the entwined magnetic fields undergo rapid and dramatic changes, and modeled potentially observable high-energy signals." ...

A dead star 730 light years away appears to be forming a powerful structure around itself — and despite their best efforts, astronomers aren’t sure how. The cosmic corpse, designated RXJ0528+2838, is ...

Astrophysicists often describe the dense remnants of exploded stars as some of the most durable objects in the universe, yet even these extreme cores are not truly timeless. When I look at what we ...

For over two centuries, we have watched the red giant R Leonis dim and brighten with regularity, but this 'heartbeat' is beginning to speed up near the end of the star's life. When you purchase ...