A surprising new study reveals that the first stars appeared in a pre-heated universe, challenging earlier ideas about early cosmic conditions.

Why Sagittarius B2 produces so many stars in comparison to the rest of the galactic center has remained an enduring mystery ...

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 ...

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 ...

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 ...

Star formation is a fundamental physical process in our universe. Stars light up the cosmos, and give rise to planets, some ...

At just 25, Cecilia Payne-Gaposchkin applied quantum physics to a treasure trove of astronomical observations to show that stars are mostly hydrogen and helium.

(THE CONVERSATION) If you happen to find yourself in the Southern Hemisphere with binoculars and a good view of the night sky on a dark and clear summer night, you might just be able to spot the ...

PHOENIX – NASA has chosen the University of Arizona to lead a space telescope mission meant to better understand how galaxies and stars form. The space agency awarded $20 million to the Aspera mission ...

Black holes are among the most intriguing cosmic bodies, but we know little about their origins. The Pop III.1 model explains how they may have formed.

Chemistry in the first 50 million to 100 million years after the Big Bang may have been more active than we expected. This article was originally published at The Conversation. The publication ...