Astronomers led by Simon Portegies Zwart used simulations to reconstruct how three stars were ejected from the star cluster ...

Collaboration has detected the merger of the most massive black holes ever observed with gravitational waves, using the US ...

The Hubble Space Telescope has captured imagery of the R Aquarii binary star system from 2014-2023. The images have been time ...

Algol, also known as the Demon Star, loses some 70 percent of its light every three days. It's in Perseus the Hero, now ...

Astronomers from the Center of Astronomical and Space Education in Moscow report the discovery of a new star, which turned ...

Celebrate the Fourth with the Fireworks Galaxy, then check out the Demon Star Algol and the Full Buck Moon in the sky this ...

Cataclysmic variable stars sporadically increase in brightness by large amounts before dropping back to normal levels. They are compact binary star systems, consisting of a white dwarf star ...

Citizen scientists spot rare exploding star in real-time An 8.5 mag amplitude dwarf nova identified in real time via Kilonova Seekers. Date: July 1, 2025 Source: University of Warwick Summary ...

A pair of stars orbiting one another has been found near the supermassive black hole Sagittarius A* using the European Southern Observatory’s Very Large Telescope (ESO’s VLT). Credit; ESO ...

A pair of objects 20,000 light‑years away has just broken the energy ceiling for light inside our galaxy. These twin bodies (a massive star and a black hole), known as a microquasar, are generating ...

The pair orbit each other every 2.87 days. When the giant star passes in front of the bright star, it partially blocks it from our view, causing the whole system to appear fainter to us. Algol is an ...