Comet 3I/ATLAS, an interstellar visitor, will make its closest approach to Earth on December 19, 2025, remaining about 270 million kilometres away. , Science, Times Now ...

Could a frozen wanderer older than the Sun rewrite what we know about the galaxy’s past? Comet 3I/ATLAS, the third known ...

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

Galaxy clusters are the most massive objects in the universe held together by gravity, containing up to several thousand ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

A faint, ancient flash of light detected by the James Webb Space Telescope (JWST) has broken the record for the most distant ...

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

NASA’s Webb Telescope detects the earliest known supernova, GRB 250314A, 730 million years after the Big Bang, capturing its host galaxy and providing unprecedented early-universe observations.

NASA has completed assembly of the Nancy Grace Roman Space Telescope, preparing for final testing and launch by May 2027 to ...

X-ray space telescopes caught a supermassive blackhole flinging matter into space at a fifth of the speed of light ...

Astronomers have spotted the longest gamma-ray burst ever seen, a cosmic explosion that lasted seven hours — and they ...

The James Webb Space Telescope and other international observatories have spotted a 13-billion-year-old supernova. On Tuesday ...