Put Earth at the center of the Solar System and something has to give. Gravity does not negotiate, so if everything is going ...

At the center of our solar system, the sun influences every planet that orbits it. In two recent studies, scientists ...

In a groundbreaking discovery, astronomers have identified a potential dwarf planet candidate, 2017 OF201, buried within ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Earth is today at aphelion, the point in its orbit at which ...

Earth, sun, moon: three objects in space whose interactions have a pretty big impact on our lives. Earth orbits the sun once a year, and it rotates on its axis about once a day (depending on your ...

The object, the latest “quasi-moon” detected by astronomers, could be with us for almost another 60 years. By Robin George Andrews The Earth stands alone in the solar system as a habitable world, as ...

Could a passing star be on a collision course with our solar system and, eventually, Earth? It's difficult to know if such an outcome is likely. Recently, researchers have found the Milky Way likely ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Earth reaches its farthest point from the sun, aphelion, on ...

Did the Sun shape Earth? NASA-backed research suggests our star’s ancient activity and changing environment may have played a ...

(via minutephysics) We think of the moon as orbiting the earth, following a spiraling trajectory as the earth itself orbits the sun. But this is wrong. Not only is the moon's orbit NOT a spiral ...