🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.56 AU - 0.64 AU

Year: 169 Days

Day: 23.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,940,253 km

• M1: 35,155 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.67 AU - 0.95 AU

Year: 265 Days

Day: 41.3 Hours

Environment

Temp: 182 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.9 AU - 0.94 AU

Year: 321 Days

Day: 43.6 Hours

Environment

Temp: 150 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.4

Radius: 12.9

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.65 AU - 6.35 AU

Year: 4688 Days

Day: 14.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,940,253 km

• M1: 161,117 km (0.09 R)
• M2: 565,480 km (0.081 R)
• M3: 1,770,341 km (0.1 R)
• M4: 2,559,171 km (0.075 R)
• M5: 3,148,287 km (0.111 R)
• M6: 3,907,945 km (0.116 R)
• M7: 4,577,994 km (0.116 R)
• M8: 6,148,472 km (0.114 R)
• M9: 6,636,012 km (0.115 R)
• M10: 7,274,047 km (0.087 R)
• M11: 7,952,623 km (0.082 R)
• M12: 8,815,204 km (0.106 R)
• M13: 9,624,828 km (0.082 R)
• M14: 16,580,530 km (0.077 R)
• M15: 17,078,093 km (0.116 R)
• M16: 18,278,017 km (0.057 R)
• M17: 18,690,160 km (0.114 R)
• M18: 20,088,451 km (0.105 R)
• M19: 21,166,004 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.3

Radius: 13.7

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.49 AU - 6.31 AU

Year: 5208 Days

Day: 7.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,940,253 km

• M1: 170,392 km (0.111 R)
• M2: 664,963 km (0.04 R)
• M3: 1,115,701 km (0.101 R)
• M4: 1,780,215 km (0.115 R)
• M5: 3,309,554 km (0.076 R)
• M6: 3,986,334 km (0.095 R)
• M7: 6,261,718 km (0.093 R)
• M8: 6,851,732 km (0.095 R)
• M9: 8,569,714 km (0.068 R)
• M10: 10,514,038 km (0.092 R)
• M11: 11,019,678 km (0.103 R)
• M12: 12,686,199 km (0.096 R)
• M13: 13,579,747 km (0.093 R)
• M14: 16,148,492 km (0.094 R)
• M15: 16,698,713 km (0.116 R)
• M16: 18,690,309 km (0.109 R)
• M17: 20,196,760 km (0.116 R)
• M18: 23,140,995 km (0.096 R)
• M19: 25,283,237 km (0.042 R)
• M20: 28,429,579 km (0.119 R)
• M21: 29,322,828 km (0.111 R)
• M22: 29,867,813 km (0.12 R)
• M23: 31,923,737 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60

Radius: 14

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.69 AU - 6.87 AU

Year: 5720 Days

Day: 9.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,940,253 km

• M1: 174,431 km (0.115 R)
• M2: 614,249 km (0.058 R)
• M3: 1,101,639 km (0.102 R)
• M4: 1,669,363 km (0.048 R)
• M5: 3,695,666 km (0.093 R)
• M6: 4,651,447 km (0.113 R)
• M7: 7,539,433 km (0.061 R)
• M8: 8,491,474 km (0.099 R)
• M9: 9,554,666 km (0.089 R)
• M10: 11,024,316 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.2

Radius: 10.5

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.45 AU - 8.37 AU

Year: 7331 Days

Day: 7.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,940,253 km

• M1: 130,749 km (0.106 R)
• M2: 479,312 km (0.073 R)
• M3: 833,410 km (0.085 R)
• M4: 3,419,658 km (0.086 R)
• M5: 4,719,813 km (0.103 R)
• M6: 6,008,449 km (0.097 R)
• M7: 8,329,011 km (0.092 R)
• M8: 9,868,972 km (0.052 R)
• M9: 11,034,788 km (0.073 R)
• M10: 11,957,507 km (0.102 R)
• M11: 14,986,864 km (0.105 R)
• M12: 18,164,323 km (0.04 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.2

Radius: 13.4

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8 AU - 11.64 AU

Year: 11184 Days

Day: 6.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,940,253 km

• M1: 168,298 km (0.093 R)
• M2: 802,892 km (0.11 R)
• M3: 1,609,673 km (0.087 R)
• M4: 2,118,007 km (0.063 R)
• M5: 2,711,761 km (0.111 R)
• M6: 3,729,325 km (0.105 R)
• M7: 4,478,063 km (0.106 R)
• M8: 5,120,586 km (0.096 R)
• M9: 7,124,898 km (0.105 R)
• M10: 7,555,291 km (0.066 R)
• M11: 8,140,667 km (0.085 R)
• M12: 8,611,452 km (0.088 R)
• M13: 9,607,923 km (0.045 R)
• M14: 10,295,924 km (0.04 R)
• M15: 10,903,441 km (0.058 R)
• M16: 12,251,467 km (0.118 R)
• M17: 14,580,407 km (0.113 R)
• M18: 15,704,934 km (0.118 R)
• M19: 16,886,308 km (0.114 R)
• M20: 23,984,578 km (0.05 R)
• M21: 26,053,217 km (0.088 R)
• M22: 28,452,468 km (0.074 R)
• M23: 30,882,087 km (0.068 R)
• M24: 31,338,211 km (0.064 R)
• M25: 33,327,414 km (0.109 R)
• M26: 42,129,304 km (0.109 R)
• M27: 42,549,823 km (0.057 R)
• M28: 45,572,747 km (0.111 R)
• M29: 46,312,958 km (0.093 R)
• M30: 51,882,038 km (0.091 R)
• M31: 53,177,555 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 203.2

Radius: 5.4

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 16.54 AU - 22.2 AU

Year: 30983 Days

Day: 18.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,940,253 km

• M1: 69,413 km (0.078 R)
• M2: 503,846 km (0.079 R)
• M3: 732,282 km (0.036 R)
• M4: 1,166,265 km (0.113 R)
• M5: 1,494,184 km (0.087 R)
• M6: 1,899,743 km (0.116 R)
• M7: 2,148,375 km (0.09 R)
• M8: 2,618,860 km (0.092 R)
• M9: 4,062,480 km (0.044 R)
• M10: 4,346,267 km (0.117 R)
• M11: 4,609,410 km (0.102 R)
• M12: 6,935,507 km (0.115 R)
• M13: 7,433,518 km (0.054 R)
• M14: 7,906,547 km (0.044 R)
• M15: 8,299,241 km (0.057 R)
• M16: 8,912,592 km (0.095 R)
• M17: 12,703,103 km (0.074 R)
• M18: 14,508,899 km (0.032 R)
• M19: 18,535,326 km (0.06 R)
• M20: 21,034,209 km (0.103 R)
• M21: 27,237,883 km (0.086 R)
• M22: 27,906,884 km (0.065 R)
• M23: 30,097,596 km (0.054 R)
• M24: 32,899,863 km (0.119 R)
• M25: 36,137,759 km (0.025 R)
• M26: 36,674,666 km (0.119 R)
• M27: 38,040,495 km (0.117 R)
• M28: 40,728,319 km (0.095 R)
• M29: 41,164,098 km (0.102 R)
• M30: 43,087,777 km (0.112 R)
• M31: 51,552,324 km (0.111 R)
• M32: 52,403,835 km (0.063 R)
• M33: 54,309,861 km (0.09 R)
• M34: 61,249,856 km (0.095 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 13,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit