Sunspots are cooler areas on the sun's surface that appear darker compared to their surroundings. These solar blemishes are ...

For years, astronomers have detected strange gravitational patterns in the orbits of distant icy objects beyond Neptune—patterns that may point to a massive, unseen planet lurking in the outer solar ...

The outer solar system is very dark and remote and it is not easy to observe it. Similar to the planets which reflect ...

Fresh observations from the James Webb Space Telescope show how vivid auroras surge through Uranus’s tilted magnetic field ...

Far beyond Pluto lies a massive, invisible reservoir of icy objects surrounding the Sun. This episode explores the Oort Cloud, explaining why long-period comets appear from all directions and how ...

Titan, the largest moon of Saturn, may have been even more instrumental to the system’s evolution than we thought, forming ...