Harvard physicist Avi Loeb is puzzled by the interstellar comet 3I/ATLAS after it turned a shocking green colour near the sun ...

The 2026 program, with its mix of historic commemorations, is expected to draw interest from regular collectors and new ...

For the first time, astronomers have captured the brilliance of a superluminous supernova via gravitational lensing.

Astronomers have utilized a cosmic magnifying glass to observe SN 2025wny, an ultrabright supernova located approximately 10 billion light-years away from Earth.

The James Webb Space Telescope has confirmed the oldest supernova ever observed, linked to GRB 250314A just 730 million years ...

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

From the meteor showers to super moons, this time of year gives us a front row seat to one of the most active regions of the ...

Comet C/2025 R2 (SWAN)'s backdrop is dominated by the Eagle Nebula — a vast cosmic structure of dust and hydrogen-rich gas ...

Astronomers are a step closer to cracking one of the secrets of dark energy—the mysterious force believed to be causing the universe's accelerated expansion.

Most scientists agree the prolonged flash likely occurred when a black hole ate a star, but two other ideas can't be ruled ...

A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.

For much of the twentieth century, scientists expected the expanding universe to slow over time. The opposite turned out to ...