A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday.

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast ...

The solar system has many more moons than the one we ... is actually made up of three separate bodies orbiting one another in a complex triad. This rare orbital configuration is often referred ...

A new model has been developed to simulate interstellar activity within our solar system and the nearby Alpha Centauri system ...

Here’s how it works. Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but are unlike any in our own solar system. The two exoplanets ...

The NASA/ESA Solar Orbiter recently recorded the highest-ever concentration of a rare helium isotope (3He) emitted from the Sun. A Southwest Research Institute-led team of scientists sought the source ...

Narrator: Serious scientists, like myself, believe our solar system was formed by the collapse of a giant cloud of gas and rock and is held together by the gravitational pull of the Sun.

Webb Telescope Captures Its First Direct Images of Carbon Dioxide Outside Solar System Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a ...