Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System ... planet hurtling through space. One of these chunks ...

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

Our modern era of space observation and exploration deepens our connection with the universe—and with each other. When NASA ...

The "dark universe detective" space telescope Euclid has discovered its first Einstein ring in the process, learning about ...

The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

Helium can help scientists detect the speed and direction at which we’re moving through space. Deuterium, which is left over ...

A new study reveals Quipu, a vast network of galaxy clusters and superclusters, being dubbed the largest structure in the known universe.

Almost a decade after its controversial launch nearly killed any prospects at long-term success, No Man's Sky is gearing up ...