Conducting a flyby mission to an interstellar object visiting our solar system is "feasible and affordable," a new study ...

Astronomer and Pluto mission leader S. Alan Stern explores how the field has transformed during his decades-long career.

The peculiar trajectory and uncertain origin of interstellar object 3I/ATLAS have sparked scientific debate about its natural or technological origins.

Solar Orbiter flew closer to the Sun than ever before. This proximity let it capture electrons in pristine conditions.

You can now explore 3D models of planets, moons and spacecraft from your phone thanks to a new partnership between NASA and Google.

Astrophysics space telescopes, particularly the venerable Hubble Space Telescope, have been vital tools for science right here in our solar system and far beyond.

A model of a solar system first and foremost with a small projector built in, the Science Can Solar System Planetary Projector is a great educational tool for kids.

Designed to promote missions that complement NASA’s largest “flagship” projects while focusing specifically on solar system science, the Discovery Program consistently launches smaller, less ...

A piece of the dawn: Asteroid sample science hints at an ancient salt lake and conditions in the early solar system Michelle Thompson, a Purdue planetary scientist and expert in space weathering, was ...

The concept of solar sails is not particularly new — just check out the Planetary Society’s LightSail 2, French startup Gama or NASA’s Advanced Composite Solar Sail System. But one group of ...

And one day, the solar system will cease to exist. But when will the solar system end? And how will it die out? The answers to those questions depend on how we define the death of the solar system.