For the first time, astronomers have traced a fast radio burst (FRB) to the outskirts of an ancient, dead, elliptical ...

The alignment of seven planets in the night sky has captivated observers for centuries, inspiring awe and curiosity. This ...

It's easy to forget we're standing on one of the best viewing platforms in the solar system – Planet Earth. And this week, Earthlings will be treated to one of the most spectacular views of ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

Stargazers will be treated to a rare alignment of seven planets on 28 February when Mercury joins six other planets that are already visible in the night sky. Here's why it matters to scientists.

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

A close-up view of a prodigious number of stars in the Andromeda galaxy. Credit: NASA / ESA / B. Williams (U. of Washington) The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 ...

Andromeda is the closest large galaxy to the Milky Way. And it is getting closer, as the two will merge in several billion years. It has been an object of study for centuries, but we have never ...

Rethinking the Underlying Trigger of Quasar Jets Building on the groundbreaking 2020 discovery of newborn jets in several ...