Bothell, Wash.-based Portal Space Systems shows off the lab where its solar thermal propulsion system will be developed.

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in ...

The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

The Radcliffe Wave is a massive, undulating structure filled with dense clouds of gas and dust, stretching across several ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

Barnard's Star is a small, dim star of the type that astronomers call red dwarfs. Consequently, even though it is one of the ...

The heliosphere, a cosmic bubble formed by the Sun, protects our solar system from interstellar threats and influences life's ...

Victoria Airport Authority has unveiled the YYJ Solar System Pathway designed by 17-year-old Evan Papps, an aspiring ...

Researchers are still not sure how old the moon is. However, there is now growing evidence that it is almost as old as our ...

A weak magnetic field likely attracted matter inward, contributing to the formation of the outer planetary bodies, from ...

The stars as seen from Earth would have looked dimmer 14 million years ago, as the solar system was in the middle of passing ...