Potentially habitable exoplanets are so incredibly common that astronomers have started to consider more unusual situations ...

The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

The search for planets beyond our solar system has taken an exciting leap forward, thanks to advancements in space missions ...

Earth" and a massive outer planet, revealing insights into extreme planetary evolution. An international research team, led ...

Astronomy has unveiled some of the most impressive results: two Earth-sized Exoplanets orbiting a very nearby star called HD ...

A very rare treat is about to grace Earth's night skies.

Smaller gas giants are less likely to survive in such systems, surrounded by clashing planetary titans. With their lower ...

Astronomers believe Planet Nine might be 5-7 times Earth’s size. It could orbit the sun 200 times farther than Earth. A single orbit might take 10,000 to 20,000 years. Read Also: 'Inspired by ...

Charon is large in size relative to Pluto, and is locked in a tight orbit with the dwarf planet. A new simulation suggests how it ended up there.