🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.47 AU - 0.77 AU

Year: 181 Days

Day: 16.8 Hours

Environment

Temp: 147 °C

Axial Tilt: 42.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,135,334 km

• M1: 28,274 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.76 AU - 0.84 AU

Year: 265 Days

Day: 27.5 Hours

Environment

Temp: 106 °C

Axial Tilt: 41.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,135,334 km

• M1: 55,650 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.94 AU - 1.04 AU

Year: 365 Days

Day: 27.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.98 AU - 1.18 AU

Year: 416 Days

Day: 25.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,135,334 km

• M1: 280,197 km (0.095 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.62 AU - 2.64 AU

Year: 1582 Days

Day: 29.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.2

Radius: 14

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.96 AU - 5.66 AU

Year: 4538 Days

Day: 14.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,135,334 km

• M1: 174,132 km (0.073 R)
• M2: 761,902 km (0.116 R)
• M3: 1,198,877 km (0.092 R)
• M4: 2,258,629 km (0.095 R)
• M5: 2,936,307 km (0.113 R)
• M6: 3,602,018 km (0.074 R)
• M7: 5,452,543 km (0.039 R)
• M8: 7,942,001 km (0.107 R)
• M9: 9,556,162 km (0.107 R)
• M10: 11,560,475 km (0.108 R)
• M11: 12,831,458 km (0.106 R)
• M12: 13,678,332 km (0.118 R)
• M13: 15,318,373 km (0.074 R)
• M14: 15,987,225 km (0.092 R)
• M15: 18,670,562 km (0.086 R)
• M16: 19,113,372 km (0.117 R)
• M17: 21,572,163 km (0.119 R)
• M18: 23,789,053 km (0.118 R)
• M19: 25,374,641 km (0.048 R)
• M20: 26,788,790 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.4

Radius: 10.6

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.17 AU - 9.55 AU

Year: 8172 Days

Day: 13 Hours

Environment

Temp: -157 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,135,334 km

• M1: 137,929 km (0.119 R)
• M2: 601,084 km (0.092 R)
• M3: 1,615,208 km (0.09 R)
• M4: 1,978,282 km (0.116 R)
• M5: 2,509,654 km (0.06 R)
• M6: 2,894,120 km (0.05 R)
• M7: 4,460,560 km (0.097 R)
• M8: 5,028,433 km (0.047 R)
• M9: 5,510,138 km (0.05 R)
• M10: 6,755,092 km (0.063 R)
• M11: 8,755,515 km (0.03 R)
• M12: 10,139,744 km (0.111 R)
• M13: 11,069,345 km (0.113 R)
• M14: 11,998,647 km (0.11 R)
• M15: 12,919,871 km (0.025 R)
• M16: 13,641,381 km (0.09 R)
• M17: 14,074,467 km (0.077 R)
• M18: 14,903,089 km (0.12 R)
• M19: 17,876,946 km (0.094 R)
• M20: 19,308,896 km (0.099 R)
• M21: 21,225,245 km (0.1 R)
• M22: 21,891,404 km (0.035 R)
• M23: 27,830,141 km (0.088 R)
• M24: 28,829,903 km (0.116 R)
• M25: 31,113,664 km (0.103 R)
• M26: 32,081,862 km (0.086 R)
• M27: 32,628,193 km (0.115 R)
• M28: 33,069,806 km (0.029 R)
• M29: 33,739,855 km (0.11 R)
• M30: 38,194,580 km (0.089 R)
• M31: 39,428,912 km (0.119 R)
• M32: 43,291,529 km (0.093 R)
• M33: 46,697,424 km (0.037 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.4

Radius: 8.4

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.2 AU - 10.18 AU

Year: 8692 Days

Day: 7.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,135,334 km

• M1: 104,419 km (0.061 R)
• M2: 417,677 km (0.066 R)
• M3: 867,069 km (0.086 R)
• M4: 1,183,319 km (0.087 R)
• M5: 1,618,051 km (0.061 R)
• M6: 2,932,717 km (0.118 R)
• M7: 3,420,406 km (0.072 R)
• M8: 4,039,143 km (0.087 R)
• M9: 5,028,134 km (0.11 R)
• M10: 8,647,655 km (0.093 R)
• M11: 9,139,532 km (0.093 R)
• M12: 9,508,889 km (0.098 R)
• M13: 12,492,021 km (0.106 R)
• M14: 13,295,960 km (0.118 R)
• M15: 14,072,821 km (0.048 R)
• M16: 17,205,251 km (0.085 R)
• M17: 22,313,420 km (0.107 R)
• M18: 25,255,561 km (0.069 R)
• M19: 27,961,488 km (0.095 R)
• M20: 31,897,108 km (0.109 R)
• M21: 32,533,647 km (0.104 R)
• M22: 33,287,022 km (0.086 R)
• M23: 36,532,099 km (0.072 R)
• M24: 38,529,380 km (0.067 R)
• M25: 39,251,340 km (0.081 R)
• M26: 42,229,534 km (0.091 R)
• M27: 42,740,112 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.9

Radius: 3.7

Gravity: 34.18 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 14.1 AU - 20.04 AU

Year: 26155 Days

Day: 18.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 80,135,334 km

• M1: 56,099 km (0.056 R)
• M2: 202,406 km (0.092 R)
• M3: 344,225 km (0.095 R)
• M4: 460,761 km (0.057 R)
• M5: 696,378 km (0.105 R)
• M6: 819,946 km (0.107 R)
• M7: 1,059,153 km (0.054 R)
• M8: 1,711,549 km (0.075 R)
• M9: 1,861,297 km (0.113 R)
• M10: 2,340,758 km (0.073 R)
• M11: 4,760,354 km (0.11 R)
• M12: 4,907,259 km (0.06 R)
• M13: 7,103,505 km (0.092 R)
• M14: 7,690,079 km (0.104 R)
• M15: 8,414,282 km (0.109 R)
• M16: 9,526,243 km (0.114 R)
• M17: 10,545,453 km (0.025 R)
• M18: 11,503,179 km (0.104 R)
• M19: 12,173,078 km (0.107 R)
• M20: 13,663,671 km (0.079 R)
• M21: 15,192,412 km (0.073 R)
• M22: 16,244,982 km (0.047 R)
• M23: 18,766,454 km (0.069 R)
• M24: 20,072,145 km (0.079 R)
• M25: 21,939,126 km (0.068 R)
• M26: 23,598,615 km (0.094 R)
• M27: 25,563,434 km (0.086 R)
• M28: 33,564,077 km (0.072 R)
• M29: 34,651,056 km (0.115 R)
• M30: 36,895,024 km (0.099 R)
• M31: 37,326,314 km (0.093 R)
• M32: 38,198,919 km (0.074 R)
• M33: 40,898,113 km (0.107 R)
• M34: 49,928,589 km (0.104 R)
• M35: 52,967,071 km (0.047 R)
• M36: 54,624,615 km (0.1 R)
• M37: 61,198,395 km (0.09 R)
• M38: 62,207,432 km (0.053 R)
• M39: 63,022,741 km (0.103 R)
• M40: 64,258,868 km (0.118 R)
• M41: 65,932,120 km (0.119 R)
• M42: 75,887,858 km (0.047 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 13,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit