🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.7

Radius: 10.4

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.4 AU - 1.82 AU

Year: 1362 Days

Day: 10.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,067,061 km

• M1: 129,402 km (0.092 R)
• M2: 484,996 km (0.046 R)
• M3: 1,077,703 km (0.095 R)
• M4: 1,878,800 km (0.086 R)
• M5: 2,272,990 km (0.046 R)
• M6: 2,664,488 km (0.11 R)
• M7: 3,310,002 km (0.053 R)
• M8: 3,757,151 km (0.05 R)
• M9: 4,982,656 km (0.075 R)
• M10: 5,590,921 km (0.113 R)
• M11: 5,963,121 km (0.094 R)
• M12: 6,911,422 km (0.115 R)
• M13: 7,527,017 km (0.057 R)
• M14: 8,789,174 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.6

Radius: 11.2

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.48 AU - 2.1 AU

Year: 1597 Days

Day: 12 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,067,061 km

• M1: 139,425 km (0.111 R)
• M2: 531,072 km (0.114 R)
• M3: 1,102,836 km (0.089 R)
• M4: 1,465,910 km (0.093 R)
• M5: 2,295,879 km (0.084 R)
• M6: 2,679,298 km (0.063 R)
• M7: 3,076,031 km (0.091 R)
• M8: 3,728,278 km (0.028 R)
• M9: 4,846,672 km (0.111 R)
• M10: 5,308,630 km (0.12 R)
• M11: 6,224,319 km (0.107 R)
• M12: 6,822,411 km (0.081 R)
• M13: 7,595,981 km (0.112 R)
• M14: 8,546,227 km (0.101 R)
• M15: 8,972,581 km (0.107 R)
• M16: 9,638,740 km (0.076 R)
• M17: 13,394,245 km (0.072 R)
• M18: 13,762,705 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.2

Radius: 12.6

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.73 AU - 4.05 AU

Year: 4162 Days

Day: 9.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,067,061 km

• M1: 161,416 km (0.105 R)
• M2: 578,495 km (0.115 R)
• M3: 1,037,910 km (0.058 R)
• M4: 1,585,438 km (0.114 R)
• M5: 3,331,245 km (0.112 R)
• M6: 3,816,990 km (0.04 R)
• M7: 5,693,845 km (0.062 R)
• M8: 6,253,341 km (0.12 R)
• M9: 7,026,462 km (0.105 R)
• M10: 7,830,252 km (0.102 R)
• M11: 8,625,813 km (0.05 R)
• M12: 9,078,796 km (0.099 R)
• M13: 14,624,239 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.9

Radius: 4.5

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.8 AU - 6.94 AU

Year: 9484 Days

Day: 15.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,067,061 km

• M1: 81,531 km (0.086 R)
• M2: 266,883 km (0.064 R)
• M3: 537,056 km (0.11 R)
• M4: 1,277,715 km (0.113 R)
• M5: 1,463,366 km (0.087 R)
• M6: 2,314,279 km (0.103 R)
• M7: 3,020,231 km (0.114 R)
• M8: 4,297,348 km (0.081 R)
• M9: 8,594,398 km (0.08 R)
• M10: 8,941,465 km (0.101 R)
• M11: 12,596,440 km (0.064 R)
• M12: 23,470,410 km (0.054 R)
• M13: 25,463,054 km (0.087 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 17,198 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit