Across
1
Absolute temperature scale unit
5
Reddish electrical conductor
6
Blocking of light by a celestial body
7
Particle of light
8
Our home planet
10
Positive particle in nucleus
Down
2
Magnetic metallic element
3
Hottest planet in solar system
4
Unit of force
9
Precious yellow metallic element
11
Icy body with a tail near the sun
12
Push or pull on an object