🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.79 AU - 1.21 AU

Year: 373 Days

Day: 20.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.36 AU - 1.8 AU

Year: 740 Days

Day: 34.8 Hours

Environment

Temp: -46 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,974,331 km

• M1: 53,257 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.5 AU - 1.96 AU

Year: 848 Days

Day: 47.1 Hours

Environment

Temp: -61 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,974,331 km

• M1: 67,768 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.49 AU - 2.35 AU

Year: 992 Days

Day: 32.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.71 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.4

Radius: 7.5

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 15.45 AU - 15.55 AU

Year: 22748 Days

Day: 20.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 109,974,331 km

• M1: 93,349 km (0.111 R)
• M2: 457,321 km (0.103 R)
• M3: 1,007,242 km (0.075 R)
• M4: 1,701,676 km (0.073 R)
• M5: 2,012,241 km (0.026 R)
• M6: 2,484,970 km (0.102 R)
• M7: 3,435,515 km (0.068 R)
• M8: 4,262,941 km (0.053 R)
• M9: 5,322,991 km (0.081 R)
• M10: 5,576,560 km (0.1 R)
• M11: 6,108,081 km (0.12 R)
• M12: 6,386,333 km (0.06 R)
• M13: 6,925,334 km (0.1 R)
• M14: 8,527,976 km (0.116 R)
• M15: 10,251,942 km (0.108 R)
• M16: 10,874,868 km (0.113 R)
• M17: 11,582,914 km (0.09 R)
• M18: 13,025,487 km (0.064 R)
• M19: 14,304,249 km (0.104 R)
• M20: 15,081,859 km (0.093 R)
• M21: 21,151,194 km (0.045 R)
• M22: 23,878,363 km (0.065 R)
• M23: 30,019,057 km (0.102 R)
• M24: 32,000,481 km (0.104 R)
• M25: 36,611,386 km (0.07 R)
• M26: 39,142,881 km (0.092 R)
• M27: 40,242,725 km (0.071 R)
• M28: 43,227,950 km (0.069 R)
• M29: 44,402,892 km (0.085 R)
• M30: 45,448,432 km (0.095 R)
• M31: 48,683,186 km (0.075 R)
• M32: 55,607,025 km (0.079 R)
• M33: 59,123,173 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.2

Radius: 7.6

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 14.52 AU - 20.6 AU

Year: 27431 Days

Day: 16.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 109,974,331 km

• M1: 95,294 km (0.034 R)
• M2: 368,460 km (0.102 R)
• M3: 2,801,519 km (0.111 R)
• M4: 3,334,387 km (0.101 R)
• M5: 3,996,507 km (0.079 R)
• M6: 4,707,396 km (0.116 R)
• M7: 6,645,586 km (0.097 R)
• M8: 7,060,720 km (0.07 R)
• M9: 7,395,371 km (0.071 R)
• M10: 11,809,555 km (0.083 R)
• M11: 12,696,371 km (0.105 R)
• M12: 13,626,870 km (0.084 R)
• M13: 14,833,526 km (0.11 R)
• M14: 27,276,180 km (0.081 R)
• M15: 32,870,991 km (0.085 R)
• M16: 33,402,512 km (0.099 R)
• M17: 34,619,341 km (0.113 R)
• M18: 43,656,099 km (0.106 R)
• M19: 45,601,470 km (0.079 R)
• M20: 58,113,537 km (0.112 R)
• M21: 62,880,024 km (0.079 R)
• M22: 69,196,196 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.2

Radius: 4.9

Gravity: 36.78 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 18.23 AU - 19.55 AU

Year: 30606 Days

Day: 20.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 109,974,331 km

• M1: 61,934 km (0.116 R)
• M2: 319,541 km (0.088 R)
• M3: 502,798 km (0.103 R)
• M4: 1,064,389 km (0.075 R)
• M5: 1,599,500 km (0.048 R)
• M6: 2,371,874 km (0.094 R)
• M7: 3,628,945 km (0.102 R)
• M8: 6,732,503 km (0.118 R)
• M9: 8,860,981 km (0.094 R)
• M10: 10,414,405 km (0.115 R)
• M11: 17,951,744 km (0.068 R)
• M12: 20,739,202 km (0.07 R)
• M13: 22,406,021 km (0.103 R)
• M14: 26,638,444 km (0.103 R)
• M15: 30,106,871 km (0.06 R)
• M16: 35,699,587 km (0.06 R)
• M17: 35,855,468 km (0.095 R)
• M18: 36,011,648 km (0.106 R)
• M19: 36,800,029 km (0.11 R)
• M20: 40,575,281 km (0.062 R)
• M21: 41,085,858 km (0.026 R)
• M22: 43,171,552 km (0.098 R)
• M23: 43,882,142 km (0.077 R)
• M24: 46,802,591 km (0.117 R)
• M25: 51,620,989 km (0.079 R)
• M26: 54,458,562 km (0.04 R)
• M27: 55,288,082 km (0.072 R)
• M28: 56,125,830 km (0.092 R)
• M29: 59,561,794 km (0.041 R)
• M30: 60,221,371 km (0.107 R)
• M31: 60,885,585 km (0.106 R)
• M32: 73,190,609 km (0.081 R)
• M33: 88,185,701 km (0.063 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: 410 - 16,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit