So here's what it comes down to: If you want to show the Earth-sun-moon system, you'd seem to have two options. You could show them at their correct size, but not in their correct locations.

Equatorial plane The Sun-Earth-Moon system are constantly at play, but Earth and its lunar satellite are a bit more intimate — with a center of mass, or barycenter, 2,900 miles (4,600 km) from ...

"It is incredible that modern telescopic surveys have the ability to detect such small objects up to millions of kilometers ...

Scientists estimate that Earth may have at least six "minimoons" at any given time. Notably, this number is uncertain, and ...

In 2012, Ćuk and Stewart proposed that some of the angular momentum of the Earth-moon system could have been transferred to the Earth-sun system. That allows for a more energetic collision at the ...

And yet, when we consider the parameters of Earth’s moon with respect to how we observe it compared to the Sun, we experience a remarkable set of circumstances that no other known system possesses.

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 ...

Recreating artificial solar eclipses in space could help astronomers decipher the inner workings of our sun much quicker than ...

Within the entire solar system, we have proportionally the largest moon of them all, roughly 10 percent of the mass of the Earth. Something’s Not Quite Right Here We’ve had a good run, but it ...

The Earth formed over 4.6 billion years ago out of a mixture of dust and gas around the young sun. It grew larger thanks to countless collisions between dust particles, asteroids, and other growing ...

Earth doesn't really have a second moon—but here's what would happen if we did. If you were hoping to see the “mini moon,” you’ve probably been disappointed.