Astronomers say they have evidence that there may be a hidden planet in our Solar System. Named 'Planet Y', the Earth-sized ...

The solar system has many more moons than the one we can see in the sky. But how many do we actually know about? And how many ...

The U.S. planetary science community is sounding the alarm about plans to discard a nuclear technology that has powered ...

From planets that rain diamonds to moons hiding underground oceans, the solar system is full of astonishing secrets. These 10 ...

Scientists theorised about the possibility of Planet Y after spotting a strange ‘warp’ in the Kuiper belt, which is a ring of ...

The immensity of space makes it impossible for humans to discover every hiding place the universe holds. Its infinitude makes ...

NASA's telescopes have captured detailed observations of interstellar object 3I/ATLAS, confirming it as a natural comet rich ...

Aliens may have been closer to Earth than first thought. New research from NASA reveals that Ceres, the dwarf planet in the ...

In the spring of 2022 the U.S. space community selected its top priority for the nation’s next decade of science and ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

NASA’s Hubble Space Telescope has snapped images of a recently discovered interstellar visitor hurtling through our solar ...

The OSIRIS-REx mission, which delivered over 120 grams (4.2 ounces) of Bennu ’s soil to Earth in 2023, is the largest haul of ...