Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

It’s only the third interstellar object ever detected. You can track its progress online and maybe even see it from a telescope. An interstellar object called 3I/ATLAS is passing through our solar ...

In the diagram above, adapted from Newton’s diagram in his 1687 Philosophiae Naturalis Principia Mathematica, we see the effect of gravitation on a comet that was visible between 1680 and 1681 ...

Diagram of key parts of our solar system (via Wikimedia Commons) This final image gives you an idea of how close we are to our nearest neighbors. In short, it is a diagram of the Sun's neighborhood.

A new virtual reality app lets users explore the solar system up close, from scorching-hot Mercury to faraway Pluto and beyond. The app, called Star Chart for VR, is billed as the first virtual ...

This space wallpaper is an orbit diagram for the outer solar system. The sun and terrestrial planets are at the center. The orbits of the four giant planet Jupiter, Saturn, Uranus and Neptune are ...

The Solar System "family portrait" is the final series of 60 images captured by NASA's Voyager 1 that show six of our solar system's planets. The image represents the first time a spacecraft has ...

The Oort Cloud, an expanse of icy bodies in the far reaches of our solar system, is shown here in a scene from "Encounters in the Milky Way," a show at New York City's Hayden Planetarium that ...