🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.4

Radius: 14.2

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.89 AU - 1.05 AU

Year: 672 Days

Day: 6.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,954,801 km

• M1: 176,525 km (0.118 R)
• M2: 741,856 km (0.093 R)
• M3: 1,367,624 km (0.099 R)
• M4: 1,924,277 km (0.098 R)
• M5: 2,600,609 km (0.094 R)
• M6: 3,282,028 km (0.104 R)
• M7: 3,883,262 km (0.112 R)
• M8: 4,890,654 km (0.105 R)
• M9: 5,971,947 km (0.111 R)
• M10: 6,431,362 km (0.117 R)
• M11: 7,164,840 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.9

Radius: 14.3

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.4 AU - 1.6 AU

Year: 1291 Days

Day: 9.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,954,801 km

• M1: 178,021 km (0.097 R)
• M2: 680,222 km (0.071 R)
• M3: 1,435,242 km (0.098 R)
• M4: 1,928,616 km (0.103 R)
• M5: 2,511,748 km (0.064 R)
• M6: 3,039,380 km (0.056 R)
• M7: 3,820,281 km (0.118 R)
• M8: 4,267,878 km (0.087 R)
• M9: 6,329,935 km (0.099 R)
• M10: 7,580,274 km (0.039 R)
• M11: 8,068,711 km (0.117 R)
• M12: 8,694,479 km (0.097 R)
• M13: 9,291,225 km (0.101 R)
• M14: 12,545,577 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.8

Radius: 11.9

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.25 AU - 2.45 AU

Year: 2532 Days

Day: 9.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,954,801 km

• M1: 147,952 km (0.104 R)
• M2: 563,984 km (0.036 R)
• M3: 1,142,030 km (0.116 R)
• M4: 2,642,497 km (0.074 R)
• M5: 3,106,101 km (0.11 R)
• M6: 3,623,859 km (0.094 R)
• M7: 4,054,701 km (0.079 R)
• M8: 5,259,562 km (0.111 R)
• M9: 6,863,550 km (0.101 R)
• M10: 8,100,575 km (0.085 R)
• M11: 10,112,666 km (0.109 R)
• M12: 12,438,315 km (0.097 R)
• M13: 13,656,042 km (0.12 R)
• M14: 14,462,524 km (0.115 R)
• M15: 14,902,192 km (0.098 R)
• M16: 18,690,309 km (0.118 R)
• M17: 19,624,997 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.9

Radius: 14.3

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.14 AU - 3.1 AU

Year: 2981 Days

Day: 11.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,954,801 km

• M1: 204,650 km (0.102 R)
• M2: 1,729,202 km (0.113 R)
• M3: 3,286,964 km (0.108 R)
• M4: 6,452,904 km (0.117 R)
• M5: 7,216,900 km (0.072 R)
• M6: 7,780,585 km (0.108 R)
• M7: 9,175,286 km (0.114 R)
• M8: 11,300,324 km (0.079 R)
• M9: 14,951,858 km (0.038 R)
• M10: 20,048,658 km (0.102 R)
• M11: 20,540,236 km (0.114 R)
• M12: 21,292,714 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.4

Radius: 10.1

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.88 AU - 6.1 AU

Year: 7835 Days

Day: 13.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,954,801 km

• M1: 125,812 km (0.089 R)
• M2: 510,278 km (0.108 R)
• M3: 896,390 km (0.081 R)
• M4: 1,310,627 km (0.114 R)
• M5: 1,735,335 km (0.109 R)
• M6: 2,372,921 km (0.107 R)
• M7: 3,473,513 km (0.045 R)
• M8: 3,832,847 km (0.061 R)
• M9: 6,051,982 km (0.116 R)
• M10: 6,432,260 km (0.11 R)
• M11: 7,279,582 km (0.072 R)
• M12: 7,750,217 km (0.04 R)
• M13: 8,796,205 km (0.059 R)
• M14: 10,513,290 km (0.032 R)
• M15: 11,793,249 km (0.1 R)
• M16: 13,638,239 km (0.119 R)
• M17: 14,053,074 km (0.109 R)
• M18: 18,677,593 km (0.109 R)
• M19: 19,411,820 km (0.105 R)
• M20: 21,016,107 km (0.077 R)
• M21: 21,331,460 km (0.067 R)
• M22: 22,706,862 km (0.051 R)
• M23: 23,627,936 km (0.102 R)
• M24: 30,181,370 km (0.115 R)
• M25: 36,700,846 km (0.109 R)
• M26: 39,504,160 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.7

Radius: 5.1

Gravity: 14.83 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.08 AU - 7.96 AU

Year: 11703 Days

Day: 17.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,954,801 km

• M1: 65,075 km (0.106 R)
• M2: 633,098 km (0.049 R)
• M3: 817,253 km (0.077 R)
• M4: 1,626,428 km (0.052 R)
• M5: 1,897,350 km (0.065 R)
• M6: 2,322,956 km (0.084 R)
• M7: 2,548,699 km (0.041 R)
• M8: 3,155,318 km (0.113 R)
• M9: 3,802,329 km (0.028 R)
• M10: 4,708,144 km (0.102 R)
• M11: 6,378,404 km (0.08 R)
• M12: 7,013,148 km (0.092 R)
• M13: 7,730,171 km (0.094 R)
• M14: 7,895,925 km (0.101 R)
• M15: 10,223,219 km (0.117 R)
• M16: 10,574,625 km (0.035 R)
• M17: 10,779,125 km (0.062 R)
• M18: 11,408,184 km (0.119 R)
• M19: 14,482,121 km (0.071 R)
• M20: 16,858,782 km (0.026 R)
• M21: 17,993,931 km (0.095 R)
• M22: 19,713,409 km (0.101 R)
• M23: 25,250,774 km (0.088 R)
• M24: 34,801,401 km (0.107 R)
• M25: 40,619,562 km (0.062 R)
• M26: 42,137,083 km (0.112 R)
• M27: 42,651,251 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 14,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit