A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of ...

NASA’s IMAP mission will explore the heliosphere and study how it shields Earth from cosmic radiation and space weather.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Our solar system has been around for 4.6 billion years. While that sounds like a long time, it's ...

A NASA mission, IMAP, and two more spacecraft that will study space weather are traveling through space atop a single SpaceX ...

Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...

About 4.6 billion years ago, our corner of space was basically just a boring cloud of gas and dust floating […] ...

While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) The interstellar comet, originally called A11pl3Z and now ...

A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s not from around here. Believed to be a comet, the object is only the third celestial ...