🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.46 AU - 0.74 AU

Year: 173 Days

Day: 23.8 Hours

Environment

Temp: 221 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.04 AU - 2.2 AU

Year: 1151 Days

Day: 22.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.5 AU - 3.54 AU

Year: 2462 Days

Day: 40.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.79 AU - 3.85 AU

Year: 2783 Days

Day: 44.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.6

Radius: 14.7

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.83 AU - 7.07 AU

Year: 5410 Days

Day: 10.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,663,386 km

• M1: 184,454 km (0.086 R)
• M2: 740,659 km (0.107 R)
• M3: 1,225,506 km (0.114 R)
• M4: 1,831,228 km (0.074 R)
• M5: 2,308,594 km (0.087 R)
• M6: 3,523,479 km (0.087 R)
• M7: 4,194,724 km (0.067 R)
• M8: 4,667,454 km (0.112 R)
• M9: 6,544,608 km (0.086 R)
• M10: 10,278,870 km (0.112 R)
• M11: 11,735,504 km (0.11 R)
• M12: 15,438,650 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.8

Radius: 12.3

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.08 AU - 7.96 AU

Year: 6206 Days

Day: 6.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,663,386 km

• M1: 153,637 km (0.075 R)
• M2: 3,118,068 km (0.109 R)
• M3: 4,273,712 km (0.097 R)
• M4: 7,296,636 km (0.113 R)
• M5: 11,523,225 km (0.057 R)
• M6: 13,481,611 km (0.037 R)
• M7: 15,945,787 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.8

Radius: 6.7

Gravity: 21.74 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 11.59 AU - 12.93 AU

Year: 16003 Days

Day: 17.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 43,663,386 km

• M1: 83,326 km (0.101 R)
• M2: 471,532 km (0.083 R)
• M3: 956,828 km (0.111 R)
• M4: 2,093,323 km (0.089 R)
• M5: 2,343,451 km (0.112 R)
• M6: 2,780,426 km (0.104 R)
• M7: 3,465,135 km (0.12 R)
• M8: 4,979,515 km (0.095 R)
• M9: 5,781,359 km (0.084 R)
• M10: 7,446,234 km (0.12 R)
• M11: 10,327,639 km (0.067 R)
• M12: 12,279,143 km (0.103 R)
• M13: 14,839,062 km (0.077 R)
• M14: 15,375,071 km (0.046 R)
• M15: 17,395,390 km (0.081 R)
• M16: 19,134,016 km (0.047 R)
• M17: 21,563,336 km (0.1 R)
• M18: 24,613,038 km (0.115 R)
• M19: 25,255,711 km (0.054 R)
• M20: 26,240,663 km (0.113 R)
• M21: 31,301,858 km (0.083 R)
• M22: 35,600,703 km (0.042 R)
• M23: 40,870,437 km (0.106 R)
• M24: 42,226,542 km (0.077 R)
• M25: 47,785,898 km (0.05 R)
• M26: 50,139,671 km (0.077 R)
• M27: 55,991,790 km (0.049 R)
• M28: 57,663,397 km (0.039 R)
• M29: 68,818,162 km (0.114 R)
• M30: 69,029,394 km (0.054 R)
• M31: 69,241,075 km (0.084 R)
• M32: 69,665,784 km (0.055 R)
• M33: 71,815,505 km (0.071 R)
• M34: 73,346,340 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 189.4

Radius: 6.9

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 10.74 AU - 14.32 AU

Year: 16534 Days

Day: 20.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,663,386 km

• M1: 86,468 km (0.108 R)
• M2: 962,812 km (0.087 R)
• M3: 1,680,433 km (0.055 R)
• M4: 1,906,625 km (0.094 R)
• M5: 3,223,086 km (0.104 R)
• M6: 3,900,016 km (0.094 R)
• M7: 4,217,762 km (0.08 R)
• M8: 4,996,120 km (0.11 R)
• M9: 7,415,417 km (0.114 R)
• M10: 7,820,977 km (0.111 R)
• M11: 8,113,740 km (0.084 R)
• M12: 9,265,195 km (0.064 R)
• M13: 9,831,871 km (0.04 R)
• M14: 11,998,198 km (0.049 R)
• M15: 16,830,060 km (0.111 R)
• M16: 18,914,856 km (0.094 R)
• M17: 24,289,309 km (0.085 R)
• M18: 27,514,489 km (0.109 R)
• M19: 34,912,104 km (0.043 R)
• M20: 36,050,095 km (0.1 R)
• M21: 36,280,625 km (0.064 R)
• M22: 37,566,269 km (0.115 R)
• M23: 40,104,347 km (0.111 R)
• M24: 43,663,430 km (0.098 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 13,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit