Easy: Venus is the weirdest planet in the solar system. The most distant major planet from the sun and the last stop before ...

The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

Unfortunately for science fiction fans, desert worlds outside our solar system are unlikely to host life, according to new ...

Planets, like those in our solar system, form in a bottom-up process where small bits of rock and ice clump together and grow larger over time. But the heftier the planet, the harder it is to explain ...

Scientists estimate that there are billions of planets orbiting stars outside our solar system, with more than 6,000 ...

How is it so abundant on our planet when it’s almost nonexistent throughout the rest of our solar system? Most scientists ...

Astronomers have long been puzzled by a cosmic mystery: planets orbiting two stars—like Star Wars’ Tatooine—are surprisingly rare, even though they should be common. New research suggests the culprit ...

The discovery of Earth-sized planets outside our own solar system has completely changed our way of viewing the universe, but ...

A newly-discovered planet named Enaiposha, GJ 1214 b, is unlike anything found in our own solar system, similar to a ...

Interstellar comet 3I/ATLAS showed changes in its gas composition after passing close to the sun, offering data on its ...

Next summer, Balmer will continue these inquiries as they and their Northwestern host, Assistant Professor Jason Wang, plan ...

Planets orbiting such stars may have a better chance of retaining their atmospheres and developing conditions suitable for ...