Physics & Astronomy
dwarf planets
100%
Kuiper belt
86%
Charon
68%
Pluto (planet)
59%
ascent
57%
crack propagation
43%
water
34%
geochemistry
32%
subzero temperature
32%
liquids
32%
Enceladus
32%
Europa
29%
frost
28%
geophysics
28%
crusts
25%
fluids
24%
carbon monoxide
23%
buoyancy
21%
gases
20%
freezing
20%
horizon
20%
ice
19%
sulfur
19%
cracks
15%
predictions
10%
Earth & Environmental Sciences
Pluto
58%
explosive
57%
planet
54%
exsolution
49%
crack propagation
46%
liquid
36%
Enceladus
29%
Europa
26%
hydrothermal activity
23%
fluid
23%
frost
21%
geophysics
21%
gas
20%
extrusion
20%
carbon monoxide
20%
buoyancy
19%
water
18%
freezing
18%
geochemistry
16%
crack
16%
sulfur
15%
crust
15%
cold
14%
young
14%
ice
13%
prediction
10%
modeling
8%
material
8%
temperature
7%