New studies suggest that the first stars formed after the Big Bang may not have been as uniformly massive as previously believed.

Interstellar objects like 3I/ATLAS that have been captured in planet-forming disks around young stars could become the seeds ...

Chemistry in the first 50 million to 100 million years after the Big Bang may have been more active than we expected.

Stars form in the universe from massive clouds of gas. European Southern Observatory, CC BY-SA For decades, astronomers have wondered what the very first stars in the universe were like. These stars ...

Scientists are using modern technology to peer heavenward. This is an Inside Science story. Since ancient times, people gazing up at the night sky have seen animals, gods and goddesses, and other ...

Pictures are the key to new insights in the field of astrophysics. Such images include simulations of cosmic events, which astrophysicists at UZH use to investigate how stars, planets and galaxies ...

This image of the Sculptor galaxy will give astronomers detailed information on a variety of stars, nebulae and galactic regions. European Southern Observatory If you happen to find yourself in the ...

Astronomers have used the Atacama Large Millimeter/submillimeter Array (ALMA) to reveal that the warped ring around Fomalhaut ...

Merging neutron stars are excellent targets for multi-messenger astronomy. This modern and still very young method of astrophysics coordinates observations of the various signals from one and the same ...

Massive stars in the Lobster Nebula carve dramatic shapes into cosmic dust while thousands of glittering young stars emerge ...

I don’t think it’s overly poetic to say that stars are how we know the universe. When we look out at the night sky, stars are overwhelmingly what we see—thousands of them, ranging from Sirius, the ...

The James Webb Space Telescope (JWST) has identified half a dozen free-floating planets wandering alone in the Perseus Molecular Cloud. The planets, ranging between five and 10 times the mass of ...