🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.6

Radius: 10.4

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.66 AU - 1.08 AU

Year: 560 Days

Day: 5.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,532,416 km

• M1: 129,701 km (0.117 R)
• M2: 576,700 km (0.081 R)
• M3: 994,975 km (0.113 R)
• M4: 1,333,964 km (0.081 R)
• M5: 1,818,063 km (0.1 R)
• M6: 2,207,017 km (0.08 R)
• M7: 2,949,023 km (0.055 R)
• M8: 3,530,809 km (0.08 R)
• M9: 3,935,770 km (0.116 R)
• M10: 4,387,257 km (0.062 R)
• M11: 5,394,499 km (0.096 R)
• M12: 6,246,309 km (0.042 R)
• M13: 6,652,617 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.4

Radius: 10.3

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.89 AU - 1.89 AU

Year: 1794 Days

Day: 7.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,532,416 km

• M1: 128,355 km (0.056 R)
• M2: 721,361 km (0.071 R)
• M3: 1,142,778 km (0.071 R)
• M4: 1,512,734 km (0.062 R)
• M5: 2,184,428 km (0.064 R)
• M6: 2,637,560 km (0.106 R)
• M7: 3,152,775 km (0.104 R)
• M8: 3,986,035 km (0.112 R)
• M9: 4,938,226 km (0.106 R)
• M10: 5,629,817 km (0.103 R)
• M11: 6,084,744 km (0.067 R)
• M12: 6,435,551 km (0.04 R)
• M13: 8,366,710 km (0.088 R)
• M14: 8,801,292 km (0.046 R)
• M15: 9,547,934 km (0.108 R)
• M16: 10,161,435 km (0.095 R)
• M17: 10,692,508 km (0.067 R)
• M18: 11,964,838 km (0.12 R)
• M19: 12,840,434 km (0.067 R)
• M20: 15,215,599 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.2

Radius: 11.9

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.78 AU - 2.2 AU

Year: 1938 Days

Day: 8.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,532,416 km

• M1: 147,952 km (0.105 R)
• M2: 771,327 km (0.116 R)
• M3: 1,218,624 km (0.107 R)
• M4: 2,302,311 km (0.103 R)
• M5: 2,767,411 km (0.099 R)
• M6: 3,245,975 km (0.062 R)
• M7: 4,001,294 km (0.084 R)
• M8: 4,451,434 km (0.094 R)
• M9: 4,957,225 km (0.072 R)
• M10: 6,109,876 km (0.038 R)
• M11: 6,709,165 km (0.11 R)
• M12: 8,333,050 km (0.054 R)
• M13: 9,137,139 km (0.117 R)
• M14: 10,240,872 km (0.108 R)
• M15: 10,713,900 km (0.088 R)
• M16: 12,140,615 km (0.054 R)
• M17: 14,264,905 km (0.12 R)
• M18: 14,672,110 km (0.094 R)
• M19: 15,652,575 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929

Radius: 11.4

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.57 AU - 2.57 AU

Year: 2056 Days

Day: 14.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,532,416 km

• M1: 142,866 km (0.103 R)
• M2: 622,178 km (0.085 R)
• M3: 1,048,232 km (0.115 R)
• M4: 1,620,295 km (0.066 R)
• M5: 3,159,806 km (0.027 R)
• M6: 4,727,442 km (0.105 R)
• M7: 5,085,729 km (0.045 R)
• M8: 5,882,787 km (0.07 R)
• M9: 10,069,433 km (0.112 R)
• M10: 11,806,414 km (0.042 R)
• M11: 14,940,489 km (0.091 R)
• M12: 16,164,948 km (0.08 R)
• M13: 17,087,218 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.9

Radius: 12.8

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.22 AU - 5.22 AU

Year: 7078 Days

Day: 13.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,532,416 km

• M1: 159,172 km (0.1 R)
• M2: 566,826 km (0.111 R)
• M3: 997,668 km (0.056 R)
• M4: 1,692,550 km (0.115 R)
• M5: 2,207,167 km (0.099 R)
• M6: 3,050,600 km (0.111 R)
• M7: 3,738,900 km (0.12 R)
• M8: 4,458,765 km (0.09 R)
• M9: 6,060,210 km (0.107 R)
• M10: 7,247,269 km (0.09 R)
• M11: 8,156,076 km (0.04 R)
• M12: 9,917,740 km (0.101 R)
• M13: 11,517,839 km (0.074 R)
• M14: 13,877,297 km (0.072 R)
• M15: 15,601,113 km (0.109 R)
• M16: 17,580,891 km (0.106 R)
• M17: 18,116,003 km (0.093 R)
• M18: 22,517,322 km (0.08 R)
• M19: 24,008,962 km (0.12 R)
• M20: 24,520,587 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.4

Radius: 8

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.17 AU - 6.93 AU

Year: 9025 Days

Day: 17.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,532,416 km

• M1: 100,380 km (0.085 R)
• M2: 761,004 km (0.066 R)
• M3: 1,095,954 km (0.113 R)
• M4: 2,368,433 km (0.059 R)
• M5: 2,858,666 km (0.096 R)
• M6: 3,229,519 km (0.082 R)
• M7: 4,595,796 km (0.115 R)
• M8: 7,451,769 km (0.082 R)
• M9: 13,886,572 km (0.115 R)
• M10: 16,684,052 km (0.096 R)
• M11: 20,622,665 km (0.104 R)
• M12: 23,712,908 km (0.107 R)
• M13: 25,049,266 km (0.081 R)
• M14: 27,003,463 km (0.111 R)
• M15: 33,472,524 km (0.087 R)
• M16: 34,586,130 km (0.114 R)
• M17: 37,596,787 km (0.059 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 11,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit