Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

NASA’s James Webb Space Telescope captured the first published detection of a supernova progenitor in galaxy NGC 1637, revealing a red supergiant star before explosion.

Astronomers have confirmed a bright galaxy called MoM-z14 that already existed just 280 million years after the Big Bang.

The James Webb Space Telescope spots evidence of a stellar explosion that could help solve the cosmic mystery of "missing red supergiants." ...

Forty million years ago, a star in a nearby galaxy exploded, spewing material across space and generating a brilliant beacon of light. That light traveled across the cosmos, reaching Earth June 29, ...

At first glance, the image itself doesn't seem like much. In a field full of sharper galaxies, most of them younger, closer, and simpler to comprehend, there ...

Astronomers used AI to search 35 years of Hubble data and discovered over 1,300 rare cosmic anomalies hidden in plain sight.

Drawing together leading experts from across the field, an international collaboration of cosmologists has created a unified approach for measuring the value of the Hubble constant. Published in ...

We have known for several decades that the universe is expanding. Scientists use multiple techniques to measure the present-day expansion rate of the universe, known as the Hubble constant. These ...

When Jade Janks discovered disturbing photos of herself on her stepfather’s computer, the confrontation that followed would ...