The Andromeda Galaxy, located 2.5 million light years away, has fascinated observers for centuries. Once believed to be part ...

Quasar 0957+561, the first known gravitationally lensed quasar, lies near NGC 3079 in Ursa Major. Here's how to find and ...

The James Webb Space Telescope (JWST), launched in 2022, continues to reshape how we view the cosmos. Designed to look deeper into space and further back in time than any previous instrument, it has ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...