For the first time, astronomers have detected radio signals from a planet beyond our solar system, according to a study ...

Earth is the only life-supporting planet in our Solar System. Until now. Today, we’re bringing Kepler 22-b into our planetary ...

Thousands of planets have been discovered beyond our solar system, offering clues to where life might thrive and whether ...

Astronomers have identified radio emissions directly originating from an exoplanet for the first time, revealing a magnetic ...

A new study suggests that our solar system’s smallest planet has shrunk by up to 30 percent since its birth roughly 4.5 ...

Add Yahoo as a preferred source to see more of our stories on Google. The 15 planet-forming disks around young stars that have been studied in detail by exoALMA. Here we see the disks in light emitted ...

Planets without stars to orbit raise important questions about how planets evolve and what habitability might look like ...

Learn about the recently discovered trans-Neptunian object that may eventually join Pluto as a dwarf planet, found at the edge of our solar system. So many unexplored secrets still lie at the ...

Add Yahoo as a preferred source to see more of our stories on Google. About 4.6 billion years ago, a celestial cloud collapsed, paving the way for our solar system to form. Then, a nebula with strong ...

Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies ...

When 'Oumuamua traversed our solar system in 2017 it was the first confirmed Interstellar Object (ISO) to do so. Then in 2019, Comet 2l/Borisov did the same thing. These are the only two confirmed ...