A new study suggests the Sun was born in a tightly packed cluster of sibling stars, but their early years were marked by ...

Astronomers have revealed that the real center of our solar system isn't the sun. Gravity is playing a part in everything. The barycenter is the center.

Interstellar comet 3I/ATLAS, only the third known object from outside our solar system, is now moving away from the Sun, and ...

Comet 3I/ATLAS recently emerged from behind the glare of the sun to become visible to ground-based telescopes.

Having made its closest approach to the sun on Wednesday October 29, comet 3I/ATLAS will soon be visible from Earth ...

Comet 3I/ATLAS, the third confirmed interstellar visitor, is making its final exit from the solar system — and skywatchers ...

The object, estimated to be the size of a city block, is only the third known interstellar visitor to our solar system since ...

Approximately 4.5 billion years ago, a cold cloud of gas and dust buried deep in one of the Milky Way galaxy’s spiral arms started to collapse. From there, gravity worked its magic. The cloud began to ...

Gareth Dorrian does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...