The moon's size and orbit cause it to raise large tides on Earth's oceans (the Sun's contribution to the tides is only half as large). Some researchers think that tides may have been important in ...

Earth’s moon is an unusual object in our solar system, and now there’s a new theory to explain how it got where it is, which puts some twists on the current “giant impact” theory. The work is ...

This caused some of the angular momentum of the Earth-moon system to transfer to the Earth-sun system. This made no major difference to the Earth’s orbit around the sun, but it did flip Earth upright.

A study proposes that imbalanced forces and torques in the Earth-moon-sun system drive circulation of the whole mantle. The new analysis provides an alternative to the hypothesis that the movement ...

Activity scaling the Earth, Sun, and MoonScaling Earth, Sun, and Moon In the next part of your investigation, you will create a Sun-Earth-moon system outside and discover your own solar eclipse model.

Some of the most stunning photos of the planets and moons in our solar system, including our own. 50 Stunning Photos of the Sun, Moon, Earth, Mars, Saturn and Other Planets Getty Images / Newsweek ...

Early Earth may not have had the right ingredients for life — until a nearby Mars-size planet crashed into it, two new studies hint.

Researchers have announced the simultaneous detection of a coronal mass ejections on Earth, the Moon, and Mars. The detection required the use of the Euglena and Combined Regenerative Organic-Food ...