Night Sky Review

Front

What is Right Ascension?

Back

Right Ascension is the measure of the angular distance of an object in space eastward of the Vernal Equinox, similar to longitude.

Front

What constellation is circumpolar?

Back

Ursa Major is a circumpolar constellation, meaning it can be seen all year round from certain latitudes.

Front

Identify the constellation: Orion.

Back

Orion is a prominent constellation located on the celestial equator, known for its bright stars and the Orion Nebula.

Front

What is Declination?

Back

Declination is the measure of how far an object in space is above or below the celestial equator, measured in degrees north or south.

Front

What is Azimuth?

Back

Azimuth is the measure of the direction of a celestial object from an observer, given as the angle from true North.

Front

What is the celestial equator?

Back

The celestial equator is an imaginary line that divides the celestial sphere into the northern and southern hemispheres.

Front

What is a constellation?

Back

A constellation is a group of stars that forms a recognizable pattern, often named after mythological figures or objects.

Front

What is the significance of the Vernal Equinox?

Back

The Vernal Equinox is one of the two points in the year when day and night are of approximately equal length, marking the start of spring in the Northern Hemisphere.

Front

What is the difference between Right Ascension and Declination?

Back

Right Ascension measures the eastward angle of a celestial object from the Vernal Equinox, while Declination measures the north-south position relative to the celestial equator.

Front

What is Zenith?

Back

Zenith is the point in the sky directly above an observer, representing the highest point in the sky.