You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

"We didn't know what exactly to expect from these first observations – the sun's poles are literally terra incognita,” Sami ...

For decades, scientists have struggled to see the outermost layer of the Sun, called the corona, with enough detail to unlock ...

Astronomers had long been suspecting that some stars do meet their end of life with a dual detonation and new images prove ...

A massive object from outside the solar system is passing through, but the world is not in danger. It is a rare visitor, ...

Mars shines in the evening, and is joined briefly by Mercury. Jupiter joins Venus as the month goes on. And all month, look ...

"Astronomers may have just discovered the third interstellar object passing through the Solar System!" the agency's ...

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

The icy giant is more than 10 times the size of any known comet, according to the National Radio Astronomy Observatory.

Astronomers describe Mercury as an "inferior planet", because its orbital path around the sun is much closer than that of ...

A massive solar tornado, big enough to swallow the Earth, was observed twirling across the surface of the "quiet" sun last week. Using a telescope made from second hand parts, including part of an old ...

New images are key to understanding solar magnetic storms and other space weather that can disrupt systems on Earth.