🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.82 AU - 1.06 AU

Year: 325 Days

Day: 28.8 Hours

Environment

Temp: 165 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,149,124 km

• M1: 91,404 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.25 AU - 2.05 AU

Year: 755 Days

Day: 13.9 Hours

Environment

Temp: -36 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.59 AU - 1.87 AU

Year: 811 Days

Day: 27 Hours

Environment

Temp: -49 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,149,124 km

• M1: 288,425 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.85 AU - 2.69 AU

Year: 1219 Days

Day: 35.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.87 AU - 4.67 AU

Year: 2609 Days

Day: 33.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.4

Radius: 13.8

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.56 AU - 11.76 AU

Year: 12406 Days

Day: 11.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,149,124 km

• M1: 171,589 km (0.041 R)
• M2: 623,823 km (0.112 R)
• M3: 2,894,868 km (0.09 R)
• M4: 4,219,857 km (0.117 R)
• M5: 4,836,050 km (0.098 R)
• M6: 5,455,386 km (0.1 R)
• M7: 7,815,142 km (0.111 R)
• M8: 12,236,208 km (0.068 R)
• M9: 13,650,207 km (0.072 R)
• M10: 17,043,536 km (0.115 R)
• M11: 18,417,592 km (0.037 R)
• M12: 19,797,034 km (0.104 R)
• M13: 23,357,314 km (0.105 R)
• M14: 25,051,211 km (0.034 R)
• M15: 26,009,086 km (0.113 R)
• M16: 27,828,346 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.4

Radius: 14

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 9.26 AU - 12.3 AU

Year: 12616 Days

Day: 13.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,149,124 km

• M1: 174,132 km (0.079 R)
• M2: 1,175,091 km (0.025 R)
• M3: 2,533,739 km (0.075 R)
• M4: 3,394,974 km (0.075 R)
• M5: 4,190,536 km (0.101 R)
• M6: 6,372,420 km (0.115 R)
• M7: 9,516,070 km (0.11 R)
• M8: 13,028,628 km (0.105 R)
• M9: 14,327,586 km (0.112 R)
• M10: 15,984,682 km (0.097 R)
• M11: 16,895,284 km (0.095 R)
• M12: 19,051,139 km (0.096 R)
• M13: 20,722,895 km (0.111 R)
• M14: 23,813,139 km (0.053 R)
• M15: 30,679,681 km (0.092 R)
• M16: 31,648,626 km (0.077 R)
• M17: 32,637,917 km (0.092 R)
• M18: 33,874,792 km (0.09 R)
• M19: 35,847,539 km (0.064 R)
• M20: 41,568,461 km (0.119 R)
• M21: 45,472,068 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.8

Radius: 8

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 13.38 AU - 18.36 AU

Year: 22535 Days

Day: 16.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,149,124 km

• M1: 99,632 km (0.101 R)
• M2: 414,087 km (0.088 R)
• M3: 668,403 km (0.082 R)
• M4: 940,671 km (0.115 R)
• M5: 1,359,246 km (0.104 R)
• M6: 1,653,804 km (0.117 R)
• M7: 2,877,066 km (0.087 R)
• M8: 3,619,072 km (0.091 R)
• M9: 4,128,153 km (0.052 R)
• M10: 4,383,966 km (0.113 R)
• M11: 5,070,021 km (0.104 R)
• M12: 7,007,164 km (0.087 R)
• M13: 7,279,732 km (0.111 R)
• M14: 8,041,783 km (0.1 R)
• M15: 8,493,120 km (0.066 R)
• M16: 9,667,613 km (0.099 R)
• M17: 10,528,249 km (0.114 R)
• M18: 11,007,711 km (0.077 R)
• M19: 13,837,803 km (0.057 R)
• M20: 14,855,069 km (0.081 R)
• M21: 18,548,790 km (0.118 R)
• M22: 19,425,732 km (0.105 R)
• M23: 19,784,169 km (0.076 R)
• M24: 20,238,498 km (0.097 R)
• M25: 20,792,758 km (0.101 R)
• M26: 25,597,093 km (0.088 R)
• M27: 26,683,623 km (0.076 R)
• M28: 29,298,444 km (0.089 R)
• M29: 38,440,669 km (0.1 R)
• M30: 50,995,670 km (0.081 R)
• M31: 61,688,328 km (0.118 R)
• M32: 65,626,791 km (0.066 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 13,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit