After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of ...

Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern ...

The story begins with the black hole information paradox. According to relativity, anything that falls into a black hole is ...

HD 140283, better known as the Methuselah star, is around 200 light-years from Earth, in the constellation of Libra. It is ...

Even astronomers who study peculiar outer space objects have their favorites. Here are some interstellar bodies that have won ...

A new study from David Kipping attempts to explain why we are located around a yellow star, and so early in the universe.

We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to ...

Researchers have built a small but powerful detector to find gravitational waves in a hidden frequency range. The discovery ...

The James Webb Space Telescope's latest image shows eight spectacular examples of gravitational lensing, a phenomenon that ...

A newly discovered odd radio circle in space could serve as a time capsule for the violent events that shape galaxies.