Six planets are set to align on Saturday, creating a planetary parade that will be visible to sky-gazers across the globe.

The world’s first full-scale planetary defense test is in motion. The mission is called DART and what scientists learn from it could save humankind from a future catastrophic event. Nancy Chabot is a ...

The Committee on Planetary Protection (CoPP) monitors progress implementing the planetary protection guidelines associated with priority programs and missions identified in the National Academies ...

Scientists have found that Uranus is emitting its own internal heat — even more than it receives from sunlight — and this discovery contradicts observations of the distant gas giant made by NASA's ...

The NASA project NEOWISE, which has given astronomers a detailed view of near-Earth objects – some of which could strike the Earth – ended its mission and burned on reentering the atmosphere after ...

Small bodies in the solar system have preserved information from different eras of the evolution of our solar system, from the composition of the presolar nebula that is preserved in cometary nuclei ...

John Casani spent more than half a century turning speculative ideas about distant worlds into working spacecraft that could survive the trip. His quiet influence at NASA’s Jet Propulsion Laboratory ...

Planetary systems such as our solar system take hundreds of millions of years to evolve. Since humanity has only existed for a sliver of that time, astronomers have only observed planetary systems at ...

NASA released Sept. 21 an image of Neptune taken by the James Webb Space Telescope, showing storms in the planet's atmosphere and its ring system. Credit: NASA, ESA, CSA, STScI HELSINKI — Scientists ...

I'm a planetary scientist who was born the year of Sputnik's launch. Over the course of my 40-year career, I've witnessed not one but at least five separate revolutions that fundamentally transformed ...

Japan’s Himawari weather satellites, designed to watch Earth, have quietly delivered a decade of infrared snapshots of Venus. By stitching 437 images together, scientists tracked daily thermal tides ...