🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.9

Radius: 9.5

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.68 AU - 0.98 AU

Year: 513 Days

Day: 13.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,655,325 km

• M1: 118,332 km (0.112 R)
• M2: 421,716 km (0.106 R)
• M3: 799,002 km (0.114 R)
• M4: 1,219,372 km (0.112 R)
• M5: 1,528,292 km (0.095 R)
• M6: 1,881,941 km (0.105 R)
• M7: 2,243,070 km (0.079 R)
• M8: 3,360,417 km (0.045 R)
• M9: 3,827,910 km (0.037 R)
• M10: 4,177,670 km (0.111 R)
• M11: 4,625,566 km (0.102 R)
• M12: 4,925,659 km (0.114 R)
• M13: 5,760,266 km (0.109 R)
• M14: 6,646,633 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.3

Radius: 12.9

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.85 AU - 2.25 AU

Year: 1991 Days

Day: 8.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,655,325 km

• M1: 160,519 km (0.111 R)
• M2: 657,483 km (0.11 R)
• M3: 1,407,866 km (0.062 R)
• M4: 2,272,392 km (0.053 R)
• M5: 3,167,585 km (0.068 R)
• M6: 3,730,971 km (0.077 R)
• M7: 4,514,565 km (0.079 R)
• M8: 4,956,327 km (0.087 R)
• M9: 6,310,786 km (0.108 R)
• M10: 10,038,466 km (0.107 R)
• M11: 10,654,959 km (0.095 R)
• M12: 12,618,132 km (0.101 R)
• M13: 14,082,246 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.4

Radius: 9.6

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.72 AU - 5.42 AU

Year: 7743 Days

Day: 8.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 122.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,655,325 km

• M1: 119,678 km (0.043 R)
• M2: 906,713 km (0.095 R)
• M3: 1,461,721 km (0.094 R)
• M4: 2,879,161 km (0.101 R)
• M5: 3,293,547 km (0.089 R)
• M6: 3,673,077 km (0.087 R)
• M7: 4,188,591 km (0.106 R)
• M8: 4,751,827 km (0.101 R)
• M9: 5,858,103 km (0.114 R)
• M10: 9,340,293 km (0.072 R)
• M11: 11,222,234 km (0.075 R)
• M12: 11,594,583 km (0.035 R)
• M13: 13,582,140 km (0.027 R)
• M14: 15,986,178 km (0.099 R)
• M15: 16,526,376 km (0.11 R)
• M16: 20,733,367 km (0.11 R)
• M17: 21,702,014 km (0.101 R)
• M18: 28,647,843 km (0.083 R)
• M19: 30,052,267 km (0.091 R)
• M20: 31,924,784 km (0.108 R)
• M21: 32,244,325 km (0.118 R)
• M22: 34,428,903 km (0.1 R)
• M23: 37,769,274 km (0.057 R)
• M24: 38,606,722 km (0.112 R)
• M25: 41,067,907 km (0.107 R)
• M26: 42,465,151 km (0.114 R)
• M27: 42,981,114 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.8

Radius: 4.7

Gravity: 44.04 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.39 AU - 9.55 AU

Year: 16719 Days

Day: 16.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 111.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,655,325 km

• M1: 58,493 km (0.119 R)
• M2: 314,455 km (0.06 R)
• M3: 620,831 km (0.116 R)
• M4: 1,272,031 km (0.079 R)
• M5: 1,485,806 km (0.094 R)
• M6: 1,652,907 km (0.119 R)
• M7: 1,927,269 km (0.08 R)
• M8: 2,383,992 km (0.068 R)
• M9: 2,833,683 km (0.119 R)
• M10: 4,696,924 km (0.083 R)
• M11: 6,343,997 km (0.113 R)
• M12: 8,926,206 km (0.099 R)
• M13: 13,234,624 km (0.118 R)
• M14: 18,931,311 km (0.072 R)
• M15: 25,298,346 km (0.09 R)
• M16: 29,439,664 km (0.12 R)
• M17: 31,290,938 km (0.087 R)
• M18: 32,567,307 km (0.083 R)
• M19: 32,956,860 km (0.079 R)
• M20: 35,771,394 km (0.072 R)
• M21: 36,325,056 km (0.079 R)
• M22: 48,802,266 km (0.072 R)
• M23: 51,388,365 km (0.107 R)
• M24: 57,396,514 km (0.092 R)
• M25: 58,728,384 km (0.076 R)
• M26: 65,491,704 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.3

Radius: 3.9

Gravity: 16.85 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.68 AU - 10.26 AU

Year: 16719 Days

Day: 16.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,655,325 km

• M1: 68,217 km (0.117 R)
• M2: 387,159 km (0.056 R)
• M3: 2,241,574 km (0.085 R)
• M4: 2,451,161 km (0.057 R)
• M5: 2,632,324 km (0.082 R)
• M6: 3,277,390 km (0.113 R)
• M7: 3,913,032 km (0.043 R)
• M8: 6,345,792 km (0.1 R)
• M9: 6,765,414 km (0.068 R)
• M10: 9,779,662 km (0.118 R)
• M11: 13,520,805 km (0.107 R)
• M12: 13,645,121 km (0.077 R)
• M13: 15,946,983 km (0.076 R)
• M14: 23,382,147 km (0.097 R)
• M15: 23,741,631 km (0.106 R)
• M16: 29,479,756 km (0.079 R)
• M17: 41,986,587 km (0.034 R)
• M18: 45,796,845 km (0.11 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: 282 - 18,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit