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Our Home Planet
Earth, our home planet, is the only planet in our solar system known to harbor life - life that is incredibly diverse. All the things we need to survive exist under a thin layer of atmosphere that separates us from the cold, airless void of space.

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  News Features People Extreme Facts Dictionary

 
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zenith

The point on the sky directly above the observer.

zodiacal light

a faint glow from light scattered off of interplanetary dust along the plane of the ecliptic.

 
Can't find it? Don't understand it? Ask us.
Q
zenith

The point on the sky directly above the observer.

zodiacal light

a faint glow from light scattered off of interplanetary dust along the plane of the ecliptic.