Deep beneath the Pacific near the equator, Earth’s outer core now flows east instead of west. Dynamics deeper within our planet’s core may help explain the change and what to expect in the near future ...

NASA Psyche spacecraft Mars images from the May 15 gravity-assist flyby are now fully released, confirming all four science ...

Planetary nebulae like the Crystal Ball Nebula (NGC 1514) are sort of like stellar obituaries. Though crystal balls supposedly reveal the future, the Crystal Ball Nebula tells us more about the past.

Jupiter’s Ganymede — has a unique and inexplicable magnetic field. New research could finally explain it: the moon is heating ...

The Next Generation" made a number of changes to the legendary franchise, but one almost removed a major element of classic "Star Trek." ...

The familiar concept of a planetary core, a small, dense metallic heart we take for granted, may be the exception rather than ...

For decades, the solar system set the template: small rocky planets close to the star, gas giants farther out, beyond a ...

NASA’s Psyche spacecraft skimmed past Mars in a precision flyby that helped catapult it deeper into space toward its ultimate ...

The Psyche mission, launched in October 2023, is heading for Asteroid 16 Psyche in the outer part of the main asteroid belt, but just managed a strategic flyby of Mars.

NASA’s Psyche spacecraft successfully utilized Mars’ gravitational pull on May 15, gaining a vital speed boost for its journey to a metal-rich asteroid while transmitting stunning, high-resolution ...

HEFEI -- Chinese and international scientists have, for the first time, discovered a solid inner core, with a radius of about 600 km, inside Mars, thereby providing crucial clues to the evolutionary ...

The Global Positioning System works because satellites carry atomic clocks. Those satellites orbit high above Earth, where ...