🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.63 AU - 0.99 AU

Year: 265 Days

Day: 41.5 Hours

Environment

Temp: 126 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.87 AU - 2.19 AU

Year: 1051 Days

Day: 43.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.5

Radius: 8.2

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.19 AU - 6.73 AU

Year: 4637 Days

Day: 7.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 108,059,893 km

• M1: 102,026 km (0.119 R)
• M2: 411,843 km (0.059 R)
• M3: 765,792 km (0.049 R)
• M4: 1,283,400 km (0.107 R)
• M5: 1,870,721 km (0.115 R)
• M6: 3,280,083 km (0.108 R)
• M7: 3,721,995 km (0.099 R)
• M8: 5,898,644 km (0.061 R)
• M9: 6,898,257 km (0.101 R)
• M10: 7,315,934 km (0.1 R)
• M11: 7,750,666 km (0.026 R)
• M12: 8,169,390 km (0.101 R)
• M13: 8,434,627 km (0.043 R)
• M14: 8,982,455 km (0.112 R)
• M15: 9,737,026 km (0.116 R)
• M16: 11,703,191 km (0.042 R)
• M17: 13,967,205 km (0.072 R)
• M18: 15,629,387 km (0.072 R)
• M19: 17,040,095 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.8

Radius: 11.6

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.47 AU - 9.79 AU

Year: 8425 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 108,059,893 km

• M1: 144,212 km (0.085 R)
• M2: 552,914 km (0.03 R)
• M3: 1,306,289 km (0.026 R)
• M4: 1,853,518 km (0.075 R)
• M5: 3,106,250 km (0.064 R)
• M6: 3,694,020 km (0.095 R)
• M7: 6,781,870 km (0.094 R)
• M8: 8,816,999 km (0.085 R)
• M9: 9,998,074 km (0.075 R)
• M10: 10,430,712 km (0.102 R)
• M11: 12,728,236 km (0.082 R)
• M12: 13,525,143 km (0.044 R)
• M13: 14,537,323 km (0.106 R)
• M14: 17,185,355 km (0.086 R)
• M15: 23,670,422 km (0.084 R)
• M16: 25,315,101 km (0.095 R)
• M17: 28,255,597 km (0.083 R)
• M18: 29,512,668 km (0.103 R)
• M19: 33,188,288 km (0.11 R)
• M20: 33,721,754 km (0.051 R)
• M21: 36,025,262 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.5

Radius: 9.7

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.64 AU - 12.58 AU

Year: 11683 Days

Day: 14.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 108,059,893 km

• M1: 153,188 km (0.091 R)
• M2: 497,263 km (0.053 R)
• M3: 1,130,960 km (0.119 R)
• M4: 1,559,259 km (0.11 R)
• M5: 1,919,939 km (0.07 R)
• M6: 2,725,524 km (0.108 R)
• M7: 3,988,878 km (0.026 R)
• M8: 4,927,006 km (0.114 R)
• M9: 6,155,504 km (0.08 R)
• M10: 6,861,755 km (0.102 R)
• M11: 8,529,323 km (0.081 R)
• M12: 8,863,674 km (0.072 R)
• M13: 9,558,855 km (0.048 R)
• M14: 10,505,510 km (0.089 R)
• M15: 10,834,476 km (0.035 R)
• M16: 11,981,593 km (0.118 R)
• M17: 13,270,977 km (0.106 R)
• M18: 16,051,403 km (0.044 R)
• M19: 16,933,581 km (0.106 R)
• M20: 20,530,961 km (0.117 R)
• M21: 22,553,076 km (0.074 R)
• M22: 25,092,051 km (0.069 R)
• M23: 29,628,307 km (0.11 R)
• M24: 31,066,541 km (0.119 R)
• M25: 32,550,851 km (0.074 R)
• M26: 36,031,246 km (0.117 R)
• M27: 38,312,015 km (0.075 R)
• M28: 43,439,781 km (0.067 R)
• M29: 44,574,630 km (0.119 R)
• M30: 45,149,535 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.8

Radius: 4.7

Gravity: 43.68 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 15.54 AU - 21.12 AU

Year: 28522 Days

Day: 22.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 108,059,893 km

• M1: 67,020 km (0.051 R)
• M2: 222,751 km (0.074 R)
• M3: 753,375 km (0.12 R)
• M4: 1,272,330 km (0.037 R)
• M5: 1,666,221 km (0.093 R)
• M6: 1,849,329 km (0.089 R)
• M7: 2,916,560 km (0.117 R)
• M8: 3,062,867 km (0.069 R)
• M9: 4,378,730 km (0.114 R)
• M10: 4,570,963 km (0.087 R)
• M11: 4,890,354 km (0.12 R)
• M12: 5,528,988 km (0.112 R)
• M13: 6,765,265 km (0.061 R)
• M14: 16,046,466 km (0.118 R)
• M15: 16,782,936 km (0.091 R)
• M16: 17,349,763 km (0.086 R)
• M17: 21,349,561 km (0.082 R)
• M18: 29,039,191 km (0.106 R)
• M19: 29,581,633 km (0.115 R)
• M20: 33,718,762 km (0.117 R)
• M21: 40,369,733 km (0.109 R)
• M22: 50,721,607 km (0.1 R)
• M23: 52,903,941 km (0.111 R)
• M24: 55,562,744 km (0.119 R)
• M25: 64,071,272 km (0.112 R)
• M26: 69,716,348 km (0.076 R)
• M27: 72,908,317 km (0.117 R)
• M28: 80,111,006 km (0.095 R)
• M29: 81,445,270 km (0.11 R)
• M30: 94,125,933 km (0.059 R)
• M31: 94,718,191 km (0.111 R)
• M32: 95,015,292 km (0.106 R)
• M33: 96,209,682 km (0.109 R)
• M34: 97,414,094 km (0.097 R)
• M35: 98,019,966 km (0.112 R)
• M36: 99,545,864 km (0.112 R)
• M37: 100,777,952 km (0.066 R)
• M38: 103,272,347 km (0.09 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 16,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit