An artist’s rendering of the IMAP spacecraft, which will explore and chart the boundaries of the ...

IMAP will launch aboard a SpaceX Falcon-9 on a mission to chart the very edge of the solar system — the heliosphere’s ...

The spacecraft will study the solar system's edge, magnetic fields in interplanetary space, and remnants of exploded stars.

The spacecraft will study the heliosphere, a vast bubble created by the Sun's solar wind. This bubble acts like a shield, ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...

The SpaceX Falcon 9 rocket took off, soaring to the sky over Florida on Tuesday, September 23, launching three advanced space weather probes that would be used on a mission to protect ...