Mercury, Venus, Mars, Jupiter, Saturn, Neptune and Uranus could be visible, but not all can be seen by the naked eye.

This week the Solar System is about to put on quite the show by literally lining up for skygazers around the world. Seven ...

The occasion will see Mars, Jupiter, Mercury, Venus, Saturn, Uranus, Neptune and Mercury align, with some of the planets ...

Friday's crescent moon brings the first night of Ramadan. But guess what? There will be a planetary alignment in the sky, too ...

This phenomenon happens because all the planets orbit the Sun in nearly the same plane, called the ecliptic, causing them to ...

Mars, Venus, Jupiter, Mercury and Saturn should be visible to the naked eye. You'll need a high-powered viewing device like a ...

Most of the planets are aligned in our night sky right now, providing a treat for skywatchers. Are such "planetary parades" ...

This February, stargazers and astronomy enthusiasts are in for a treat. Mark your calendars, February 28, when a stunning ...

The answer is no. Each planet orbits the sun at a slightly different inclination, ranging from .8° for Uranus to 7° for Mercury. Earth is a special case; its inclination is 0° because it defines the ...

The astronomical linkup is fairly common and can happen at least every year depending on the number of planets. A parade of four or five planets visible to the naked eye happens every few years, ...