From Mercury's cratered surface to Neptune's deep blue atmosphere, NASA's stunning images reveal the striking beauty and diversity of all eight planets.

The solar system's smallest planet has gotten smaller still.

The BepiColombo mission, by the European Space Agency and the Japan Aerospace Exploration Agency, is only the third to study ...

NASA Administrator Jared Isaacman wants to put an end to a decades-long debate among scientists. Is Pluto a planet or not? Isaacman says it should be — but it hasn't been one for 20 years. That's ...

A new NASA-funded spacecraft concept could help future explorers identify mineral resources on distant planets and moons ...

Six planets will align in the night sky Saturday into Sunday this weekend, with most visible to the naked eye. NASA says at least one planet is typically visible on any clear night, and two or three ...

NASA’s Nancy Grace Roman Space Telescope, scheduled to launch August 30th, is designed to tackle some of the biggest ...

Forbes contributors publish independent expert analyses and insights. I cover aerospace, astronomy & hosted The Cosmic Controversy Podcast. Sep 18, 2025, 09:28pm EDT Sep 18, 2025, 09:29pm EDT Four ...

NASA funded an early-stage concept aiming to show new techniques for mapping minerals on the moon, asteroids or Martian moons ...

More than 6,000 exoplanets, or worlds beyond our solar system, have so far been confirmed. The new technique involved analyzing old data from NASA's TESS satellite, focusing on fainter stars. Finding ...