A surprisingly mature spiral galaxy from cosmic dawn is rewriting ideas about how fast the Universe built its first galaxies.

How galaxies assemble their stars and grow over billions of years remains one of the central questions in astronomy. Recent ...

Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

Indian astronomers have identified a surprisingly mature, Milky Way-like galaxy from the universe’s early era. Named Alaknanda, the spiral system — visible thanks to the James Webb Space Telescope and ...

Smaller black holes tend to attract less material, making them naturally dimmer. Chandra would miss many of these faint ...

New simulations reveal that the Milky Way’s odd split between two chemically distinct groups of stars isn’t a universal ...

Comet Lemmon was discovered in January 2025 and made its closest approach to Earth in late October 2025. But by November 2025 ...

The galaxy's discovery challenges our understanding of how galaxies were formed in the early period after the Big Bang.

A mysterious excess of far-ultraviolet light seen across the Milky Way could come from the annihilation of clumpy dark matter ...

Clues about how galaxies like our Milky Way form and evolve and why their stars show surprising chemical patterns have been ...

Indian astronomers have discovered 'Alaknanda,' a remarkably well-formed spiral galaxy, just 1.5 billion years after the Big Bang. This discovery chal ...