Even if Earth does survive, it won’t be pretty. The temperature of our planet will be about 1,300 degrees C, hot enough to ...

How far away it is: 93 million miles (150 million km) ...

As summer settles in and temperatures climb in the Northern Hemisphere, it’s impossible to forget just how much the sun ...

The Earth could be soon flung out of orbit or into the sun - all thanks to a passing star - Either way, the sun is likely slated to consume Earth in billions of years ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

An international team, led by Instituto de Astrofísica e Ciências do Espaço (IA) researcher Ângela Santos, has made the first ...

For the first time in history, we re seeing the Sun from an angle no one ever has: from above and below its poles. Thanks to ...

The sun is unique in that it's the only star in our solar system. Up to 85% of stars have at least one companion star. The sun contains over 99% of the mass of our entire solar system.