Is it possible to understand the Universe without understanding the largest structures that reside in it? In principle, not ...

New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

We are entering a new era of cosmic exploration. The new Vera C Rubin Observatory in Chile will transform astronomy with its ...

Planetariums were a hit with the public. Within decades, they had spread around the world – the first planetarium in the ...

A unique gas giant has been confirmed through global teamwork, offering insights into planetary formation and future ...

Sculptor—officially labeled NGC 253—is considered a starburst galaxy, one heavy with stellar action. It's located 11 million light-years away in the Southern Hemisphere's constellation Sculptor, and ...

Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

The shattered star at the center was once a white dwarf, a stellar ember no larger than Earth, yet almost as heavy as the Sun ...

Radio telescopes saw a strange burst of unknown energy in June 2024. Now we know it was from Relay 2, an early ...

The 10-year survey is the primary mission of the Vera C. Rubin Observatory, located on a mountaintop at the edge of Chile’s ...

Previously described as playing astronomical "spot the difference," Kilonova Seekers asks the public to compare the latest ...

Astronomers in Australia picked up a strange radio signal in June 2024 — one near our planet and so powerful that, for a ...