Worldbuilding
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Mark Olson
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140 Tags

Votes Name
500
science-based × 49
92
space-travel × 7
60
orbital-mechanics × 9
33
futurology × 2
239
gravity × 10
87
atmosphere × 6
50
flora × 3
31
moons × 7
198
reality-check × 20
85
energy × 3
47
space × 9
30
magic × 3
174
planets × 17
85
temperature × 3
47
solar-system × 5
30
climate × 2
162
physics × 16
78
humans × 5
46
astronomy × 7
29
transportation × 2
149
environment × 10
75
weapons × 3
41
creature-design × 2
28
warfare × 4
143
time-travel × 8
71
survival × 3
39
tidally-locked
27
population
131
science-fiction × 12
69
combat
38
geography × 6
27
health
103
time-manipulation
66
economy × 5
36
hard-science × 9
26
infrastructure × 2
103
spacetime-dimensions
65
space-combat × 2
35
flight
26
polar-region
95
biology × 10
62
asteroids × 2
34
geology × 4
25
terraforming × 4
95
near-future × 3
61
evolution × 5
34
gas × 3
22
faster-than-light × 5
93
earth × 3
61
weapon-mass-destruction × 4
33
spaceships × 5
22
ancient-history × 2
1
2 3