That line is called the ecliptic, and it represents the plane of the solar system in which the planets orbit around the Sun," NASA explains. "This is, incidentally, why we sometimes observe ...

Here’s how it works. This month, six planets in the solar system — Mars, Jupiter, Uranus, Venus, Neptune and Saturn — will appear in Earth's skies in a "parade of planets." Although the dark ...

A planet parade is when several of our solar system's planets are visible in the night sky at the same time. There will be six planets visible this time around, including Venus, Mars ...

There are eight official planets (sorry, Pluto) in our solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. But astronomers have spent the better part of a century ...

In fact, every planet—and every moon—in the solar system will be in the sky during the eclipse. However, that doesn’t mean you’ll see them all. Contrary to what you might have read ...

Moons are either gravitationally captured if they are within what's called a planet's Hill sphere radius, or they're formed along with a solar system. Objects exert a gravitational force of ...