These days, we are treated to glorious images of the cosmos through astrophotography and sophisticated three-dimensional visualizations of the universe. In the early centuries of astronomy, however, ...

Astronomers might have found evidence of a structure located farbeyond Neptune, potentially giving us clues about the solar ...

To receive the same amount of starlight as Mars receives from our sun, a planet orbiting an M-type red dwarf would have to be positioned much closer to its star than Mercury is to the sun. Disclaimer: ...

This space wallpaper is an orbit diagram for the outer solar system. The sun and terrestrial planets are at the center. The orbits of the four giant planet Jupiter, Saturn, Uranus and Neptune are ...

Researchers using a powerful telescope in Hawaii spotted the visiting object, called A/2017 U1, last week. “We have been waiting for this day for decades,” said Paul Chodas, manager of the Center for ...

The exact shape of the Oort cloud and how it is affected by forces beyond our solar system have, so far, remained mysterious. Now, researchers have developed a new model that suggests the inner ...

Then, reading Scott Christianson’s 100 Diagrams that Changed the World, he saw Copernicus’ famous diagram of the planets orbiting around the sun and felt inspired. The solar system is a good analogy, ...