🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.48 AU - 0.66 AU

Year: 159 Days

Day: 29 Hours

Environment

Temp: 207 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.72 AU - 0.74 AU

Year: 230 Days

Day: 42.4 Hours

Environment

Temp: 151 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.93 AU - 1.21 AU

Year: 408 Days

Day: 12.2 Hours

Environment

Temp: 31 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.4

Radius: 12.3

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.99 AU - 8.63 AU

Year: 8839 Days

Day: 8.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,461,188 km

• M1: 153,039 km (0.068 R)
• M2: 735,423 km (0.03 R)
• M3: 1,199,925 km (0.09 R)
• M4: 2,035,279 km (0.044 R)
• M5: 2,861,508 km (0.082 R)
• M6: 3,401,706 km (0.104 R)
• M7: 4,328,166 km (0.073 R)
• M8: 4,788,029 km (0.116 R)
• M9: 5,609,023 km (0.088 R)
• M10: 7,633,381 km (0.075 R)
• M11: 8,944,157 km (0.064 R)
• M12: 10,787,353 km (0.116 R)
• M13: 11,591,292 km (0.052 R)
• M14: 13,827,780 km (0.088 R)
• M15: 14,668,969 km (0.118 R)
• M16: 20,249,717 km (0.113 R)
• M17: 20,855,290 km (0.116 R)
• M18: 23,991,310 km (0.093 R)
• M19: 25,205,745 km (0.089 R)
• M20: 26,381,136 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.3

Radius: 14.7

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 9.14 AU - 11.36 AU

Year: 12108 Days

Day: 9.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,461,188 km

• M1: 182,809 km (0.055 R)
• M2: 651,050 km (0.09 R)
• M3: 1,116,599 km (0.098 R)
• M4: 1,648,120 km (0.091 R)
• M5: 2,162,288 km (0.086 R)
• M6: 2,828,597 km (0.084 R)
• M7: 3,499,244 km (0.107 R)
• M8: 4,516,360 km (0.102 R)
• M9: 5,507,745 km (0.103 R)
• M10: 6,802,066 km (0.101 R)
• M11: 10,201,378 km (0.047 R)
• M12: 11,965,735 km (0.11 R)
• M13: 12,514,161 km (0.105 R)
• M14: 13,207,098 km (0.106 R)
• M15: 14,396,551 km (0.093 R)
• M16: 15,369,984 km (0.102 R)
• M17: 16,610,749 km (0.057 R)
• M18: 19,291,094 km (0.079 R)
• M19: 20,216,955 km (0.051 R)
• M20: 25,197,368 km (0.116 R)
• M21: 33,393,237 km (0.112 R)
• M22: 34,851,068 km (0.063 R)
• M23: 35,346,386 km (0.106 R)
• M24: 42,079,936 km (0.061 R)
• M25: 45,673,277 km (0.066 R)
• M26: 46,715,077 km (0.091 R)
• M27: 48,383,991 km (0.115 R)
• M28: 51,519,711 km (0.066 R)
• M29: 57,674,018 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.9

Radius: 12.8

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 9.72 AU - 12.26 AU

Year: 13442 Days

Day: 6.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,461,188 km

• M1: 159,322 km (0.1 R)
• M2: 1,145,172 km (0.114 R)
• M3: 1,633,160 km (0.077 R)
• M4: 3,861,271 km (0.079 R)
• M5: 4,852,506 km (0.091 R)
• M6: 8,139,171 km (0.088 R)
• M7: 8,755,215 km (0.099 R)
• M8: 10,847,940 km (0.056 R)
• M9: 15,280,525 km (0.117 R)
• M10: 16,293,153 km (0.09 R)
• M11: 16,891,544 km (0.11 R)
• M12: 17,504,596 km (0.069 R)
• M13: 18,211,895 km (0.095 R)
• M14: 19,267,159 km (0.089 R)
• M15: 20,191,673 km (0.093 R)
• M16: 21,233,623 km (0.076 R)
• M17: 22,494,134 km (0.1 R)
• M18: 25,362,524 km (0.105 R)
• M19: 27,300,415 km (0.08 R)
• M20: 37,706,143 km (0.119 R)
• M21: 44,286,056 km (0.036 R)
• M22: 47,846,186 km (0.095 R)
• M23: 52,235,837 km (0.083 R)
• M24: 57,401,002 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 92.9

Radius: 8

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 13.31 AU - 19.27 AU

Year: 24258 Days

Day: 19.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,461,188 km

• M1: 99,483 km (0.113 R)
• M2: 618,438 km (0.101 R)
• M3: 1,226,852 km (0.119 R)
• M4: 1,526,048 km (0.074 R)
• M5: 2,476,443 km (0.118 R)
• M6: 3,068,252 km (0.114 R)
• M7: 3,651,235 km (0.11 R)
• M8: 10,826,398 km (0.094 R)
• M9: 14,736,138 km (0.091 R)
• M10: 16,111,541 km (0.089 R)
• M11: 17,858,096 km (0.098 R)
• M12: 18,368,973 km (0.051 R)
• M13: 20,273,204 km (0.116 R)
• M14: 38,134,143 km (0.115 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 13,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit