The brightness of a star from the prospective of Earth.

A group of stars that form a specific pattern in the sky.

Making a complete turn AROUND another object; the Earth takes 365 days.

A natural satellite that orbits a planet; some planets have none while some planets have 60.

The star at the center of our solar system that supplies heat and light to Earth.

A group of stars that form a specific pattern in the sky.

The brightness of a star from the prospective of Earth.

Making a complete turn AROUND another object; the Earth takes 365 days.

A natural satellite that orbits a planet; some planets have none while some planets have 60.

The star at the center of our solar system that supplies heat and light to Earth.

Making a complete turn AROUND another object; the Earth takes 365 days.

A group of stars that form a specific pattern in the sky.

The brightness of a star from the prospective of Earth.

A natural satellite that orbits a planet; some planets have none while some planets have 60.

The star at the center of our solar system that supplies heat and light to Earth.

A natural satellite that orbits a planet; some planets have none while some planets have 60.

A group of stars that form a specific pattern in the sky.

The brightness of a star from the prospective of Earth.

Making a complete turn AROUND another object; the Earth takes 365 days.

The star at the center of our solar system that supplies heat and light to Earth.

A group of stars that form a specific pattern in the sky.

The brightness of a star from the prospective of Earth.

Making a complete turn AROUND another object; the Earth takes 365 days.

A natural satellite that orbits a planet; some planets have none while some planets have 60.

Mercury, Venus, Earth, Mars (come BEFORE the asteroid belt).

Jupiter, Saturn, Uranus, Neptune (come AFTER the asteroid belt).