🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.2 AU - 1.94 AU

Year: 824 Days

Day: 33.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,088,146 km

• M1: 292,165 km (0.096 R)

Asteroid Belt

Center: 2.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.2

Radius: 14.9

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.89 AU - 3.79 AU

Year: 2557 Days

Day: 6.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 99,088,146 km

• M1: 185,651 km (0.118 R)
• M2: 983,606 km (0.103 R)
• M3: 1,955,394 km (0.068 R)
• M4: 2,662,992 km (0.114 R)
• M5: 3,342,016 km (0.1 R)
• M6: 3,810,707 km (0.081 R)
• M7: 4,924,313 km (0.115 R)
• M8: 6,294,929 km (0.115 R)
• M9: 7,069,547 km (0.104 R)
• M10: 9,416,737 km (0.084 R)
• M11: 11,406,239 km (0.102 R)
• M12: 12,960,711 km (0.099 R)
• M13: 14,044,547 km (0.105 R)
• M14: 14,785,356 km (0.034 R)
• M15: 15,323,759 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.3

Radius: 12.8

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.86 AU - 4.38 AU

Year: 3504 Days

Day: 12.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 99,088,146 km

• M1: 159,621 km (0.041 R)
• M2: 840,740 km (0.081 R)
• M3: 1,720,076 km (0.044 R)
• M4: 3,840,028 km (0.059 R)
• M5: 4,656,832 km (0.092 R)
• M6: 8,418,171 km (0.106 R)
• M7: 9,723,562 km (0.092 R)
• M8: 10,924,085 km (0.039 R)
• M9: 12,950,538 km (0.089 R)
• M10: 13,708,850 km (0.093 R)
• M11: 19,122,647 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.7

Radius: 8.7

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.46 AU - 7.2 AU

Year: 6673 Days

Day: 11.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 99,088,146 km

• M1: 108,159 km (0.086 R)
• M2: 429,495 km (0.047 R)
• M3: 704,456 km (0.038 R)
• M4: 1,241,962 km (0.057 R)
• M5: 1,719,029 km (0.086 R)
• M6: 2,977,446 km (0.117 R)
• M7: 4,763,495 km (0.093 R)
• M8: 5,419,183 km (0.102 R)
• M9: 5,899,841 km (0.054 R)
• M10: 6,270,096 km (0.118 R)
• M11: 7,670,182 km (0.063 R)
• M12: 8,111,645 km (0.109 R)
• M13: 10,825,351 km (0.046 R)
• M14: 12,169,936 km (0.052 R)
• M15: 13,107,317 km (0.117 R)
• M16: 14,572,029 km (0.06 R)
• M17: 16,404,304 km (0.112 R)
• M18: 17,341,684 km (0.074 R)
• M19: 19,176,502 km (0.107 R)
• M20: 19,543,765 km (0.085 R)
• M21: 20,444,045 km (0.083 R)
• M22: 22,815,620 km (0.104 R)
• M23: 25,541,144 km (0.115 R)
• M24: 31,425,875 km (0.112 R)
• M25: 31,936,602 km (0.098 R)
• M26: 32,660,656 km (0.056 R)
• M27: 33,290,014 km (0.066 R)
• M28: 35,556,572 km (0.099 R)
• M29: 36,334,331 km (0.034 R)
• M30: 36,783,872 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.9

Radius: 12

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.37 AU - 11.79 AU

Year: 12423 Days

Day: 6.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,088,146 km

• M1: 155,582 km (0.117 R)
• M2: 876,793 km (0.119 R)
• M3: 2,923,292 km (0.097 R)
• M4: 3,355,480 km (0.085 R)
• M5: 3,885,954 km (0.108 R)
• M6: 14,259,370 km (0.047 R)
• M7: 19,962,789 km (0.113 R)
• M8: 23,362,699 km (0.116 R)
• M9: 23,932,667 km (0.087 R)
• M10: 25,698,670 km (0.1 R)
• M11: 32,095,625 km (0.118 R)
• M12: 32,800,380 km (0.1 R)
• M13: 37,894,786 km (0.111 R)
• M14: 42,080,086 km (0.097 R)
• M15: 45,084,310 km (0.095 R)
• M16: 47,467,105 km (0.115 R)
• M17: 48,998,389 km (0.033 R)
• M18: 56,128,523 km (0.1 R)
• M19: 56,980,183 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352

Radius: 10.7

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 9.48 AU - 10.52 AU

Year: 13249 Days

Day: 10.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 99,088,146 km

• M1: 133,142 km (0.092 R)
• M2: 502,499 km (0.061 R)
• M3: 837,449 km (0.047 R)
• M4: 1,294,620 km (0.047 R)
• M5: 1,703,770 km (0.102 R)
• M6: 2,045,900 km (0.087 R)
• M7: 2,607,491 km (0.112 R)
• M8: 3,000,784 km (0.077 R)
• M9: 3,578,979 km (0.062 R)
• M10: 4,285,381 km (0.049 R)
• M11: 5,768,195 km (0.044 R)
• M12: 7,567,558 km (0.071 R)
• M13: 13,960,324 km (0.081 R)
• M14: 14,846,691 km (0.105 R)
• M15: 15,369,835 km (0.079 R)
• M16: 16,942,408 km (0.088 R)
• M17: 17,298,002 km (0.101 R)
• M18: 19,693,363 km (0.108 R)
• M19: 21,298,099 km (0.065 R)
• M20: 22,217,079 km (0.057 R)
• M21: 25,502,398 km (0.087 R)
• M22: 27,996,045 km (0.077 R)
• M23: 28,997,004 km (0.097 R)
• M24: 30,964,366 km (0.066 R)
• M25: 31,711,009 km (0.038 R)
• M26: 38,858,047 km (0.043 R)
• M27: 41,890,695 km (0.1 R)
• M28: 43,864,190 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.1

Radius: 5.1

Gravity: 30.49 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 13.94 AU - 18.7 AU

Year: 27623 Days

Day: 23.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 99,088,146 km

• M1: 63,579 km (0.093 R)
• M2: 329,415 km (0.112 R)
• M3: 492,327 km (0.059 R)
• M4: 711,039 km (0.091 R)
• M5: 1,075,309 km (0.089 R)
• M6: 3,753,111 km (0.064 R)
• M7: 4,722,057 km (0.067 R)
• M8: 6,448,715 km (0.058 R)
• M9: 6,641,697 km (0.072 R)
• M10: 7,936,616 km (0.079 R)
• M11: 12,968,639 km (0.119 R)
• M12: 15,227,118 km (0.114 R)
• M13: 27,763,270 km (0.084 R)
• M14: 35,355,961 km (0.088 R)
• M15: 39,704,621 km (0.105 R)
• M16: 47,965,266 km (0.094 R)
• M17: 55,869,868 km (0.066 R)
• M18: 61,523,172 km (0.087 R)
• M19: 72,734,784 km (0.116 R)
• M20: 78,182,989 km (0.094 R)
• M21: 81,787,849 km (0.081 R)
• M22: 84,964,709 km (0.112 R)
• M23: 95,565,813 km (0.084 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 19,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit