Let’s take a look at this model ... the Moon's phases. The Moon does not make its own light like a star. The Moon appears bright because it reflects light from the Sun. Like the Earth, half ...

Earth has only one natural satellite, the moon, which is relatively large compared to its parent planet. It orbits Earth at ...

Scientists confirm the Sun's charged particles can create water on the Moon. Learn how solar wind interacts with lunar soil.

Sticking to just the things that we humans have built and sent into the Final Frontier, we can see that only the Sun-Earth and Earth-Moon systems have so far seen their Lagrange points collect ...

Originally, the hypothesis was that Theia gave the Earth a glancing blow, and the proto-Earth and Theia lost pieces ending up ...

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet, which is roughly the size at which an asteroid could take out a city, or ...

The new moon occurs April 27, and a day later Venus and Saturn will make a close approach to each other (known as a ...

Beyond that, the Earth was so very different that there simply isn't enough evidence to gather. So, instead, we must rely on computational models and our understanding of dynamics. We know that ...

The celestial event takes place when the Moon is closer to Earth and passes directly between the Earth and the Sun, blocking sunlight and casting a shadow on Earth's surface. The vernal equinox ...