ASTRONOMY TERMS

Astronomy terms are used to describe the various phenomena in space. In this section you can learn what every astronomy term means and how it helps us to better understand the cosmos.
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How Nebulae Work

Nebulae are collections of dust and gases scattered across the galaxy. They're the sites where stars are born and what's left behind after they die.

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  • Zenith

    Zenith

    Zenith, the point in the heavens that is directly above the head of the observer. See more »

  • Zodiac

    Zodiac

    Zodiac, an imaginary belt in the sky extending some 8 on either side of the ecliptic, the apparent annual path of the sun among the stars. See more »

  • Zodiacal Light

    Zodiacal Light

    Zodiacal Light, a faint glow that appears along the zodiac above the western horizon after sunset and above the eastern horizon before sunrise. See more »

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