After decades of exploring, NASA's Voyager 1 hit the edge of the solar system and passed through a great "wall of fire," ...

The James Webb Telescope captures the beginning of planetary formation around the young star HOPS-315 for the first time.

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

A mysterious space object named 2023 KQ14, nicknamed “Ammonite,” challenges theories about the mysterious and possible Planet ...

Asteroid ‘Families’ Reveal Hidden Histories and Impact Risks across the Solar System ...

NASA's Artemis program is set to explore the Moon's south pole, a region of perpetual darkness holding clues to the solar ...

Astronomers are watching a new comet pass through our solar system with great interest. Based on its glow, the 33-billion-ton ...

The enigma of the intruder about the same size as Manhattan Island is making astronomers rethink what they know about cosmic ...

The small chunk of rock could be telling us that many of the moon’s largest impacts happened over 4.25 billion years ago.

NASA's Voyager probes are the only spacecraft to reach interstellar space. However, Voyager 1 is going to achieve another ...

Anyone who studies planetary formation would relish the opportunity to get a close-up look at an interstellar object. Sending ...

Concentrated hydrogen in the galaxy’s spiral arms can be locked away in zircon crystals, providing startling clues about the ...