MIT astronomers have discovered two terrestrial, Earth-sized, planets that lie just 10 parsecs, or about 33 light-years, from Earth.

Samples returned from the Hayabusa2 mission provides invaluable insights into the formation and evolution of our solar system.

Researchers at MSU, China and France have unveiled a new theory that could help solve a galactic mystery of how our solar system evolved.

NASA's priority should be the Enceladus Orbilander - a mission to search for evidence of life on Enceladus, Saturn's sixth-largest moon.

Ice volcanoes emit a "thicker, slushy mix of ice and water, or perhaps a solid flow like glaciers" rather than lava.

Researchers have discovered a new form of ice, redefining the properties of water and our understanding of distant, water-rich planets.

A team of space scientists has published a paper suggesting that there may be an Earth or Mars-sized planet orbiting beyond Neptune.

Astronomers spying on a stellar system located dozens of lightyears from Earth have, for the first time, observed a troubling fireworks show

Thousands of alien worlds are known to orbit stars beyond our solar system. And many more worlds, possibly harboring life.

A team of space scientists suggest that there may be an Earth- or Mars-sized planet orbiting beyond Neptune.

Studying the atmospheres of white dwarfs that have been “polluted” by such debris, researchers have identified exotic rock types.

Dozens of space-based telescopes operate near Earth and provide incredible images of the universe. Imagine a telescope in the outer system.

Mars is a potential source of what is sure to be one of the most valuable elements in the space economy—hydrogen.

Researchers from Chile directly measure the amount of both water and carbon monoxide in the atmosphere of a planet in another solar system.

One of the youngest planets ever found around a distant infant star has been discovered by an international team of scientists.

Astronomers have discovered the very first confirmed planetary system that resembles the expected fate of our solar system.

Two NAU astronomers presented groundbreaking research at the annual meeting of the Division for Planetary Sciences, a branch of the AAS.

A team of space scientists has published a paper suggesting that there may be an Earth- or Mars-sized planet orbiting beyond Neptune.

So far, we know of only two interstellar objects (ISO) to visit our solar system. They are 'Oumuamua and 2I/Borisov. There should be more.

In addition to gathering data on hundreds of known objects, this survey revealed 461 previously undetected objects.