Across
1
Our home planet
3
Glass that splits light into spectrum
5
Precious yellow metallic element
8
Reddish electrical conductor
9
Hottest planet in solar system
10
Ball of burning gas in space
Down
2
Molten rock beneath Earth surface
4
Blocking of light by a celestial body
6
Magnetic metallic element
7
Solid with repeating atomic pattern
11
Second lightest element