🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.42 AU - 0.6 AU

Year: 134 Days

Day: 39.8 Hours

Environment

Temp: 234 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,340,100 km

• M1: 17,802 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.21 AU - 1.89 AU

Year: 712 Days

Day: 41.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.52 AU - 2.44 AU

Year: 1028 Days

Day: 46 Hours

Environment

Temp: -61 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.97 AU - 3.61 AU

Year: 2202 Days

Day: 37.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,340,100 km

• M1: 58,044 km (0.083 R)
• M2: 142,866 km (0.104 R)

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.7

Radius: 13.1

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.12 AU - 6.84 AU

Year: 4733 Days

Day: 8.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,340,100 km

• M1: 163,062 km (0.087 R)
• M2: 626,067 km (0.074 R)
• M3: 1,138,290 km (0.033 R)
• M4: 1,651,411 km (0.107 R)
• M5: 2,092,276 km (0.102 R)
• M6: 3,016,641 km (0.104 R)
• M7: 3,525,274 km (0.068 R)
• M8: 4,992,979 km (0.119 R)
• M9: 5,643,131 km (0.103 R)
• M10: 7,719,400 km (0.114 R)
• M11: 8,359,529 km (0.03 R)
• M12: 9,309,027 km (0.052 R)
• M13: 10,561,909 km (0.066 R)
• M14: 10,969,264 km (0.115 R)
• M15: 11,815,389 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584

Radius: 10.3

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.11 AU - 8.9 AU

Year: 7578 Days

Day: 5.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,340,100 km

• M1: 133,740 km (0.09 R)
• M2: 919,728 km (0.106 R)
• M3: 1,338,901 km (0.118 R)
• M4: 2,396,109 km (0.038 R)
• M5: 3,401,407 km (0.098 R)
• M6: 4,318,143 km (0.03 R)
• M7: 4,639,628 km (0.045 R)
• M8: 5,422,175 km (0.047 R)
• M9: 5,893,558 km (0.064 R)
• M10: 6,222,972 km (0.102 R)
• M11: 6,704,827 km (0.106 R)
• M12: 8,674,133 km (0.102 R)
• M13: 9,542,699 km (0.098 R)
• M14: 9,905,922 km (0.107 R)
• M15: 10,231,298 km (0.102 R)
• M16: 11,150,726 km (0.11 R)
• M17: 13,153,393 km (0.077 R)
• M18: 15,323,459 km (0.107 R)
• M19: 17,183,559 km (0.112 R)
• M20: 19,189,368 km (0.031 R)
• M21: 19,696,056 km (0.082 R)
• M22: 21,578,894 km (0.099 R)
• M23: 25,007,079 km (0.084 R)
• M24: 26,940,333 km (0.056 R)
• M25: 29,927,204 km (0.088 R)
• M26: 32,921,704 km (0.083 R)
• M27: 33,962,606 km (0.1 R)
• M28: 36,110,233 km (0.063 R)
• M29: 37,666,500 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.1

Radius: 8

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.13 AU - 11.55 AU

Year: 11389 Days

Day: 7.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,340,100 km

• M1: 99,483 km (0.092 R)
• M2: 380,577 km (0.093 R)
• M3: 840,890 km (0.108 R)
• M4: 1,137,991 km (0.079 R)
• M5: 1,505,403 km (0.09 R)
• M6: 1,757,476 km (0.078 R)
• M7: 2,447,571 km (0.114 R)
• M8: 2,799,126 km (0.038 R)
• M9: 3,474,560 km (0.075 R)
• M10: 4,403,264 km (0.108 R)
• M11: 5,007,190 km (0.115 R)
• M12: 6,945,081 km (0.101 R)
• M13: 7,543,622 km (0.114 R)
• M14: 8,137,825 km (0.071 R)
• M15: 9,889,766 km (0.103 R)
• M16: 12,377,877 km (0.063 R)
• M17: 15,606,798 km (0.102 R)
• M18: 16,509,322 km (0.077 R)
• M19: 16,817,793 km (0.079 R)
• M20: 19,018,228 km (0.065 R)
• M21: 20,398,717 km (0.072 R)
• M22: 21,697,077 km (0.044 R)
• M23: 25,427,449 km (0.112 R)
• M24: 26,760,217 km (0.049 R)
• M25: 29,024,380 km (0.102 R)
• M26: 29,745,891 km (0.104 R)
• M27: 31,224,965 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.3

Radius: 11.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.44 AU - 13.86 AU

Year: 13737 Days

Day: 14 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,340,100 km

• M1: 145,559 km (0.082 R)
• M2: 960,568 km (0.086 R)
• M3: 2,243,818 km (0.044 R)
• M4: 2,777,733 km (0.065 R)
• M5: 3,829,705 km (0.118 R)
• M6: 5,001,057 km (0.111 R)
• M7: 6,627,634 km (0.116 R)
• M8: 8,444,052 km (0.111 R)
• M9: 13,913,200 km (0.119 R)
• M10: 17,826,232 km (0.08 R)
• M11: 21,374,245 km (0.084 R)
• M12: 22,684,273 km (0.104 R)
• M13: 24,985,537 km (0.098 R)
• M14: 32,025,912 km (0.116 R)
• M15: 32,590,495 km (0.063 R)
• M16: 45,183,494 km (0.109 R)
• M17: 50,770,376 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.1

Radius: 3.5

Gravity: 68.01 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.83 AU - 16.39 AU

Year: 17514 Days

Day: 21.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,340,100 km

• M1: 52,808 km (0.113 R)
• M2: 185,202 km (0.051 R)
• M3: 1,109,567 km (0.114 R)
• M4: 2,343,750 km (0.12 R)
• M5: 2,455,350 km (0.096 R)
• M6: 4,416,877 km (0.114 R)
• M7: 4,657,281 km (0.111 R)
• M8: 4,834,255 km (0.114 R)
• M9: 6,415,654 km (0.107 R)
• M10: 6,679,246 km (0.084 R)
• M11: 7,610,492 km (0.106 R)
• M12: 8,891,948 km (0.043 R)
• M13: 10,856,018 km (0.099 R)
• M14: 12,270,317 km (0.063 R)
• M15: 12,676,325 km (0.102 R)
• M16: 13,231,483 km (0.089 R)
• M17: 16,496,157 km (0.116 R)
• M18: 16,824,674 km (0.091 R)
• M19: 17,325,528 km (0.111 R)
• M20: 18,709,757 km (0.064 R)
• M21: 21,209,837 km (0.106 R)
• M22: 28,827,510 km (0.095 R)
• M23: 39,674,253 km (0.1 R)
• M24: 40,411,770 km (0.104 R)
• M25: 43,609,275 km (0.116 R)
• M26: 51,717,330 km (0.072 R)
• M27: 52,067,988 km (0.07 R)
• M28: 58,275,551 km (0.081 R)
• M29: 62,345,810 km (0.06 R)
• M30: 65,366,341 km (0.11 R)
• M31: 73,452,106 km (0.061 R)
• M32: 73,673,361 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 18,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit