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: ...

Far beyond Neptune, at the far outer rim of our Solar System, astronomers have spotted what looks like a hidden “structure” ...

The Kuiper belt, a disc of icy rocks on the outermost edges of the solar system, seems to have more structure than we thought. In 2011, researchers found a cluster of objects there on similar orbits ...

CLEVELAND — With so much focus on the total solar eclipse right now, I thought some stellar solar system facts would shake up your universe. Let me take you back to grade school and the solar system ...

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 ...

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, ...

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 ...

There was a time when the term “off-grid” conjured images of doomsday preppers or Ted Kaczynski. Today, off-grid is going mainstream, with numerous manufacturers offering equipment to provide the ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at signs of alien technology. On 1 July 2025, astronomers using the ATLAS ...

Astronomers are examining pint-size pieces of the solar system—like asteroids and comets—more closely than ever before. A solar array for NASA’s Lucy spacecraft unfurls as it is tested at a Lockheed ...