It is clear that human beings, throughout history, have always had a constant curiosity to discover everything that happens ...

Astronomers used an array of telescopes to find the most massive radio jet in the early universe. The celestial object is ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

The Einstein ring is formed by gravitational lensing, with the mass of galaxy NGC 6505 bending and magnifying the light from a more distant galaxy into a ring. NGC 6505 is a well-known galaxy only ...

Europe’s Euclid space telescope has detected a rare halo of bright light around a nearby galaxy, astronomers reported Monday.

The distant galaxy itself has not been observed before and has not yet been named. The ring is made up of light from a galaxy 4.42 billion light-years away and what can be seen from Earth is ...

Hubble’s high-resolution imagery allowed researchers to hone in on more of the Bullseye galaxy’s rings — and helped confirm ...

Astronomers have been able to image gas as it travels down a 3 million light-year-long cosmic highway between two growing ...