Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

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

A very rare treat is about to grace Earth's night skies.

By purchasing a subscription you are helping to ensure the future of impactful stories about the discoveries and ideas shaping our world today. THE question of the origin of the solar system is ...

Emily Simpson has loved space since she was a 10-year-old kid celebrating her birthday at a planetarium. Now a recent Florida ...

The speedy flyby would make the probe the fastest human-made object in history, the agency shared ... of braving the heat and dust of the inner solar system, taking blasts of solar energy and ...

In a new study my colleagues and I published in December 2024, we discovered two classes of these elusive dark comets The solar system is teeming ... be excited for the future This research ...

Known as trans-Neptunian objects (TNOs), these celestial remnants provide crucial insights into the dynamic history of the ...

On December 24, the spacecraft will be within 3.8 million miles (6.1 million kilometers) from the Sun’s surface, making it the closest solar approach in history. At that distance, the mission ...

Scientists have unveiled groundbreaking research on the origins of lunar water, offering insights that could reshape our understanding of the Earth-Moon system and the broader solar system.