Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

"Our Sun (Sol) is marked by a black hexagon, and its orbital path is indicated by a grey solid line (top row only). Alpha Centauri's location and path are shown by a yellow star and a solid blue line ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

To solve that problem, a team of German researchers at the Technical University in Berlin figured that, instead of having a ...

Astronomers at the NASA Goddard Space Flight Center may have discovered a star hurtling through the Milky Way with a planet ...

Does our Solar System have 9 planets or only 8? Astronomers have gone back and forth on that a lot, with Pluto now being classified as a dwarf planet. However, out beyond Neptune there could be ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

Samples from asteroid Bennu have delivered insights into the origins of Earth’s water and the organic molecules that may have ...

The exoplanet – a planet outside our solar system – has a mass six times greater than that of Earth, and orbits in the ...

NASA has just made a groundbreaking discovery—a new planet beyond Neptune that wasn’t there before! This mysterious find ...

To better understand why the planets have variable compositions ... to the formation of the gas and ice giants in the outer solar system. This first-order model of planetary growth in the solar ...