Astronomers have identified a rare sednoid called Ammonite, an icy object beyond Neptune that offers new insight into the ...

Some 350 light-years away, the V1298 Tau system features an infant sun-like star, just 23 million years old, orbited by four ...

Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

A solar conjunction occurs as Venus' orbit carries it into alignment with the sun and Earth. Venus will align with the sun ...

Astronomers are once again questioning whether our solar system is complete. Subtle gravitational effects suggest something large may be hiding far beyond the known planets. It hasn’t been directly ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space telescopes and orbiters have been documenting the rare visit. A mysterious ...

Earth has the perfect combination of a livable atmosphere and a protective magnetic field that prevents the Sun's harmful radiation and radioactive solar winds from damaging us, allowing us to live on ...

Kim Se Jeong is here with new music! On December 17 at 6 p.m. KST, Kim Se Jeong released her single album “Solar System” along with the music video for the title track of the same name. “Solar System” ...

This image presents a grid of color-enhanced astronomical observations, each depicting a circumstellar disc—structures of dust and gas surrounding stars. Every square in the grid represents a ...