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

The collision and merger of two neutron stars—the incredibly dense remnants of collapsed stars—are some of the most energetic ...

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.

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

A computational model of the early-to-present-day Universe predicts that some of the first stars formed in structures that challenge conventional classification. Read the paper: The emergence of ...

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 ...

Astronomers have witnessed a rare “extremely stripped supernova” that exposed the inner silicon layers of a dying star, confirming theories of stellar fusion and offering new insight into how ...

NASA's James Webb Space Telescope has delivered new images of Sagittarius B2, the largest star-forming cloud near the Milky ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. For decades, astronomers have wondered what the very ...

Some stars exuded Hollywood glamour at the 2025 Emmy Awards, while others' fashion fell short. See who had some of the worst ...

A blowtorch of seething gases erupting from a volcanically growing monster star has been captured by NASA's James Webb Space Telescope. Stretching across 8 light-years, the length of the stellar ...