Moon phases describe how much of the moon's disk is illuminated from our perspective. New moon: The moon is between Earth and the sun, and the side of the moon facing toward us receives no direct ...

The dark skies during a new moon provide ideal conditions for spotting skywatching targets that would otherwise be outshined by moonlight.

To help inspire your little future scientists and astronauts, we've launched a fun new Earth Moon Sun paper craft to keep ...

Learn the differences between our Earth, the Sun and the Moon. Then explore how together they create day and night and our different seasons with their orbits.

Fact check: Flat Earth claim based on gas pressure fails to account for gravity's impact. Researchers have confirmed the sun and moon's actual sizes and positions in space through various ...

A s the Earth flies through space in its celestial dance around the sun, it's accompanied by its perpetual partner, the moon.

Let's say we want to build a model of the sun and Earth alone. Earth has a radius of about 6,371 kilometers (3,959 miles), but let's represent this with a marble 1 centimeter in diameter.

Tidal Forces. The moon holds the primary influence over Earth’s tides due to its proximity, but it’s not the only factor. The sun, with a mass about 27 million times that of the Moon, also ...

Full Moon: A Full Moon occurs when the Moon and Sun are positioned on opposite sides of Earth. This causes the entire face of the Moon to be illuminated by sunlight.

The moon is expected to turn an eerie blood-red above the skies of the U.S. in the coming months, due to a rare total lunar eclipse. Late on March 13 and in the early hours of March 14 this year ...

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. ... providing insights into how the Earth-moon system evolved.