The outer solar system begins where sunlight fades and distances stretch beyond everyday comprehension. This journey traces ...

Beyond Pluto lies a collection of frozen worlds that challenge traditional ideas of what planets should be. This episode explores distant dwarf planets with strange shapes, hidden moons, and extreme ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, ...

Since Pluto remains in the sun’s orbit, it should be considered a planet due to the fact that it is still a part of the solar system. And since Pluto is still hanging on at the end of the system, it ...

Mercury is the smallest planet in our solar system. Explore its size, extreme temperatures, core structure, and comparison with Pluto.

By taking advantage of a maneuver that would see a spacecraft fire rocket engines while in the solar corona, that ...

It would be understandable if you stopped thinking as much about Pluto after it was “demoted” from being considered one of the nine planets sharing the Earth’s solar system to being classified as a ...

Discover the Kuiper Belt: a frozen ring of dwarf planets and trillions of icy bodies, currently being explored by NASA's New Horizons mission.

Since the 1990s, scientists have discovered approximately 6,100 planets outside our solar system, called exoplanets.

Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that ...