A fully formed spiral galaxy from when the Universe was only 1.5 billion years old was found by Indian scientists using ...

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

India’s scientific community has quietly handed the world one of its most intriguing puzzles: a massive, elegantly structured spiral galaxy that existed when the universe was barely 1.5 billion years ...

The universe’s expansion rate was supposed to be a solved problem, yet the latest high precision map of the early cosmos has ...

Keck Observatory reports that spectroscopy from its Keck Cosmic Web Imager, combined with data from NASA’s James Webb and ...

"Star Trek" fans love a good twist, but sometimes the writers conjure up a turn of events so shocking that even die-hard ...

If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.

As a cold pour hits the glass at The Sycamore in the Mission District, chatter rises, lights dim slightly, and Astronomy on Tap eases into motion, blending a little stargazing spirit with a laid-back ...

A team of astronomers using a variety of ground and space-based telescopes including the W. M. Keck Observatory on Maunakea, ...

The filament is a part of the vast cosmic web composed primarily of dark matter and interspersed with lighter layers of ...

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

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...