Astronomers may be closer than ever to solving one of cosmology’s biggest mysteries: what the universe’s very first stars ...

Using JWST, scientists mapped WASP-18b’s atmosphere in 3D, revealing blazing regions where water molecules split apart.

A demo on playing the ukulele and a family-friendly poetry workshop are among many free events offered through public libraries and OC Parks this weekend.

As 3I/ATLAS races through our solar system, NASA and Harvard take unprecedented action to study its bizarre anti-tail and erratic motion.

A team led by an astronomer from the University of Maryland has, for the first time, detected large complex organic molecules frozen in ice beyond the Milky Way, providing new insight into the ...

A handful of extremely massive stars, each heavier than 1,000 Suns, may have sculpted the chemistry of the oldest star ...

The James Webb and Very Large telescopes spotted a free-floating planet accreting material at a record rate, displaying ...

We've been so engrossed in coverage of 3I/ATLAS that we nearly failed to note another comet currently in Earth's skies. This ...

A newly observed interstellar object passing through the solar system is drawing heightened scrutiny from astronomers ...

A team of astrophysicists has unveiled how colossal stars thousands of times more massive than the Sun shaped the earliest ...

Astronomers have long puzzled over how the oldest and most mysterious star clusters in the universe—known as globular ...

An international team of astronomers has employed the James Webb Space Telescope (JWST) to observe a distant galaxy ...