🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.94 AU - 1.32 AU

Year: 422 Days

Day: 37.8 Hours

Environment

Temp: 28 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 28,960,210 km

• M1: 33,360 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.23 AU - 1.25 AU

Year: 485 Days

Day: 47.6 Hours

Environment

Temp: 30 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.62 AU - 3.38 AU

Year: 1826 Days

Day: 41.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458

Radius: 10.8

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.24 AU - 11.36 AU

Year: 9968 Days

Day: 7.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,960,210 km

• M1: 137,032 km (0.074 R)
• M2: 542,891 km (0.074 R)
• M3: 1,010,833 km (0.09 R)
• M4: 1,352,365 km (0.104 R)
• M5: 3,958,659 km (0.101 R)
• M6: 6,920,248 km (0.059 R)
• M7: 7,455,659 km (0.032 R)
• M8: 8,609,806 km (0.078 R)
• M9: 10,166,671 km (0.092 R)
• M10: 15,309,098 km (0.043 R)
• M11: 16,823,328 km (0.091 R)
• M12: 24,492,762 km (0.12 R)
• M13: 24,844,018 km (0.119 R)
• M14: 26,374,853 km (0.112 R)
• M15: 32,281,126 km (0.052 R)
• M16: 33,667,749 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83

Radius: 11.1

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.98 AU - 12.28 AU

Year: 13940 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,960,210 km

• M1: 138,079 km (0.118 R)
• M2: 1,422,975 km (0.044 R)
• M3: 2,351,978 km (0.032 R)
• M4: 4,000,097 km (0.117 R)
• M5: 4,649,203 km (0.107 R)
• M6: 9,483,159 km (0.049 R)
• M7: 13,172,541 km (0.115 R)
• M8: 21,686,007 km (0.103 R)
• M9: 27,696,101 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.4

Radius: 13

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 9.79 AU - 13.63 AU

Year: 14084 Days

Day: 6.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,960,210 km

• M1: 162,014 km (0.086 R)
• M2: 932,294 km (0.099 R)
• M3: 2,181,885 km (0.104 R)
• M4: 2,616,467 km (0.052 R)
• M5: 3,059,725 km (0.095 R)
• M6: 3,580,625 km (0.078 R)
• M7: 5,112,956 km (0.085 R)
• M8: 6,085,641 km (0.098 R)
• M9: 6,958,246 km (0.082 R)
• M10: 7,402,402 km (0.1 R)
• M11: 8,104,165 km (0.096 R)
• M12: 11,063,361 km (0.104 R)
• M13: 14,463,721 km (0.088 R)
• M14: 15,561,470 km (0.067 R)
• M15: 17,676,634 km (0.056 R)
• M16: 25,581,236 km (0.079 R)
• M17: 36,753,953 km (0.117 R)
• M18: 37,425,797 km (0.115 R)
• M19: 40,337,271 km (0.115 R)
• M20: 42,950,297 km (0.079 R)
• M21: 47,078,600 km (0.091 R)
• M22: 52,136,204 km (0.113 R)
• M23: 55,584,734 km (0.06 R)
• M24: 59,735,327 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19.2

Radius: 5.5

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 11.41 AU - 15.99 AU

Year: 17822 Days

Day: 23.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,960,210 km

• M1: 70,909 km (0.092 R)
• M2: 552,016 km (0.041 R)
• M3: 2,131,470 km (0.077 R)
• M4: 2,898,459 km (0.105 R)
• M5: 3,637,323 km (0.031 R)
• M6: 4,792,817 km (0.117 R)
• M7: 5,846,734 km (0.114 R)
• M8: 7,016,290 km (0.032 R)
• M9: 7,261,481 km (0.118 R)
• M10: 8,784,088 km (0.049 R)
• M11: 9,884,530 km (0.079 R)
• M12: 11,575,285 km (0.027 R)
• M13: 16,039,884 km (0.114 R)
• M14: 18,015,772 km (0.078 R)
• M15: 20,395,276 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.9

Radius: 7.1

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 17.53 AU - 21.95 AU

Year: 30825 Days

Day: 20.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,960,210 km

• M1: 88,562 km (0.111 R)
• M2: 351,854 km (0.111 R)
• M3: 650,302 km (0.117 R)
• M4: 907,461 km (0.099 R)
• M5: 3,261,383 km (0.113 R)
• M6: 3,784,527 km (0.109 R)
• M7: 4,124,563 km (0.115 R)
• M8: 6,324,699 km (0.081 R)
• M9: 9,246,944 km (0.025 R)
• M10: 10,819,816 km (0.094 R)
• M11: 13,320,643 km (0.085 R)
• M12: 15,545,912 km (0.111 R)
• M13: 17,632,203 km (0.104 R)
• M14: 24,999,001 km (0.117 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 14,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit