“Solar System Expedition” runs from 2-3 p.m. every Saturday, through the month of March. You can find tickets and more information here.

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way ...

“While 3I/ATLAS is a visitor from interstellar space, travelling from outside the Solar System, its behaviour is completely ...

In the distant reaches of the solar system are many icy objects that resemble snowmen. Now, a new study reveals the simple ...

Microscopic crystals extracted from meteorites could help settle a debate about the birth of our patch of the Milky Way.

Analysis of an ancient meteorite suggests that rocky planets both near and distant from the sun may have formed at the same ...

In 2017, something entered our solar system that wasn’t supposed to exist. It moved too fast, accelerated when it should have ...

To uncover the history of our solar system, it is necessary to study the dynamic evolution of the ancient solar nebula materials. These materials interacted and coevolved with the weak but widespread ...

A group of astronomers has found a solar system 116 light-years from Earth that seems to challenge current theories about how ...

"If our solar system is indeed moving this fast, we need to question fundamental assumptions about the large-scale structure of the universe." When you purchase through links on our site, we may earn ...