Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

But which parts should you choose? Low Tech Magazine has the answer, in the form of a guide to building a small solar power system. The result is an extremely comprehensive guide, and though it ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

A near-Earth object (NEO) is any small Solar System body whose orbit brings it into proximity with Earth. By convention, a Solar System body is a NEO if its closest approach to the Sun (perihelion) is ...

If an object is too small to make itself round, it is classified as a "small solar system body." Asteroids are not officially ...

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's responsible for the orbits of the planets and their satellites, but there ...

A study conducted at the University of Western Ontario compared both large and small solar installations and concluded that small-scale solar systems are better for the environment than even the ...