Mars has a huge network of canyons that stretches about 2,500 miles (4,000 kilometers) across its equator. This canyon system, called Valles Marineris, is the largest in the solar system, dwarfing ...

NASA scientists have recently made a groundbreaking discovery about potential alien life within our own solar system, a finding that could have significant implications for our understanding of ...

A new technology is allowing astronomers to take sharper than ever photographs of the night sky, revealing secrets of the solar system and the universe beyond. A close-up of the central region of the ...

As next-generation telescopes map this outer frontier, astronomers are bracing for discoveries that could reveal hidden planets, strange structures, and clues to the solar system’s chaotic youth.

Launius, Roger D. 2009. [Book review] "Planetology: Unlocking the Secrets of the Solar System." Quest: The History of Spaceflight Quarterly, 16, (1), 64–64.

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The solar system suddenly has a new member. A new object ...

Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. First imaged by NASA's Mariner 9 spacecraft in 1972, Valles Marineris has been captured by the ...