The journey of astronomical telescopes began in the early 17th century when Galileo Galilei crafted his first refracting ...

Early data of “little red dots,” or LRDs, from the James Webb Space Telescope (JWST) appeared to suggest the presence of ...

The most detailed panorama of the entire Andromeda galaxy is packed with science that could revolutionize our understanding of how spiral galaxies across the universe form and evolve.

When Pagan and DePasquale first receive the images, they appear in black and white. The colors are added to the image later, ...

Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...

Photos from the James Webb Space Telescope have revealed more than 40 stars within the gravitationally lensed "Dragon Arc" galaxy, 6.5 billion light-years from Earth. It is the largest group of ...

Well, any of us who has ever looked through a telescope could say the same, for the two principal types in use today were developed by giants: the refractor by Galileo and the reflector by Newton.

Astronomers are raising concerns about the impact of light pollution from a renewable energy project on the world’s most ...

New observations from the James Webb Space Telescope suggest that a new feature in the universe—not a flaw in telescope measurements—may be behind the decadelong mystery of why the universe is ...