🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.76 AU - 0.92 AU

Year: 278 Days

Day: 28.9 Hours

Environment

Temp: 167 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.84 AU - 1.2 AU

Year: 373 Days

Day: 30.5 Hours

Environment

Temp: 25 °C

Axial Tilt: 26.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 60,193,515 km

• M1: 33,360 km (0.048 R)
• M2: 67,020 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.96 AU - 1.56 AU

Year: 512 Days

Day: 12.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 60,193,515 km

• M1: 146,756 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.17 AU - 2.73 AU

Year: 1387 Days

Day: 20 Hours

Environment

Temp: -79 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,193,515 km

• M1: 32,313 km (0.094 R)

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.8

Radius: 10.5

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.96 AU - 11.14 AU

Year: 9846 Days

Day: 9.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 162.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,193,515 km

• M1: 130,599 km (0.109 R)
• M2: 644,916 km (0.095 R)
• M3: 1,512,434 km (0.085 R)
• M4: 1,874,461 km (0.074 R)
• M5: 4,163,309 km (0.1 R)
• M6: 4,977,420 km (0.052 R)
• M7: 7,394,324 km (0.111 R)
• M8: 8,675,929 km (0.111 R)
• M9: 9,417,186 km (0.107 R)
• M10: 9,901,584 km (0.059 R)
• M11: 13,285,488 km (0.093 R)
• M12: 18,548,939 km (0.105 R)
• M13: 19,310,991 km (0.07 R)
• M14: 20,493,113 km (0.087 R)
• M15: 20,979,157 km (0.087 R)
• M16: 24,873,638 km (0.09 R)
• M17: 30,993,238 km (0.106 R)
• M18: 32,501,933 km (0.052 R)
• M19: 34,399,133 km (0.098 R)
• M20: 43,124,279 km (0.114 R)
• M21: 46,100,678 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.8

Radius: 8.1

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.9 AU - 11.1 AU

Year: 12305 Days

Day: 5.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 60,193,515 km

• M1: 100,829 km (0.039 R)
• M2: 524,939 km (0.108 R)
• M3: 848,818 km (0.096 R)
• M4: 1,292,974 km (0.081 R)
• M5: 1,599,052 km (0.104 R)
• M6: 1,919,041 km (0.067 R)
• M7: 2,320,413 km (0.11 R)
• M8: 2,911,474 km (0.1 R)
• M9: 3,417,863 km (0.068 R)
• M10: 3,953,273 km (0.113 R)
• M11: 4,699,916 km (0.037 R)
• M12: 5,157,387 km (0.12 R)
• M13: 5,898,794 km (0.077 R)
• M14: 7,078,822 km (0.091 R)
• M15: 9,282,847 km (0.114 R)
• M16: 10,269,595 km (0.102 R)
• M17: 10,871,876 km (0.066 R)
• M18: 14,511,442 km (0.066 R)
• M19: 15,837,777 km (0.101 R)
• M20: 16,567,366 km (0.09 R)
• M21: 18,250,940 km (0.074 R)
• M22: 18,729,354 km (0.11 R)
• M23: 25,731,582 km (0.096 R)
• M24: 30,030,127 km (0.118 R)
• M25: 31,373,516 km (0.113 R)
• M26: 32,873,384 km (0.097 R)
• M27: 33,819,890 km (0.091 R)
• M28: 36,768,165 km (0.102 R)
• M29: 38,304,684 km (0.108 R)
• M30: 39,088,727 km (0.093 R)
• M31: 39,484,712 km (0.051 R)
• M32: 43,311,276 km (0.114 R)
• M33: 44,448,220 km (0.107 R)
• M34: 46,191,035 km (0.085 R)
• M35: 49,349,495 km (0.069 R)
• M36: 51,217,524 km (0.027 R)
• M37: 52,488,807 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.8

Radius: 5.9

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 15.28 AU - 18.42 AU

Year: 25014 Days

Day: 16.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,193,515 km

• M1: 73,453 km (0.047 R)
• M2: 2,585,350 km (0.117 R)
• M3: 2,855,075 km (0.108 R)
• M4: 4,308,568 km (0.073 R)
• M5: 5,699,230 km (0.086 R)
• M6: 6,557,323 km (0.096 R)
• M7: 7,954,867 km (0.102 R)
• M8: 9,331,317 km (0.07 R)
• M9: 12,171,283 km (0.076 R)
• M10: 15,106,243 km (0.062 R)
• M11: 15,833,439 km (0.055 R)
• M12: 16,431,980 km (0.085 R)
• M13: 17,201,062 km (0.085 R)
• M14: 18,645,430 km (0.077 R)
• M15: 18,893,762 km (0.079 R)
• M16: 19,397,159 km (0.095 R)
• M17: 19,652,074 km (0.09 R)
• M18: 21,591,012 km (0.039 R)
• M19: 23,653,817 km (0.12 R)
• M20: 29,378,479 km (0.118 R)
• M21: 30,281,302 km (0.113 R)
• M22: 32,260,930 km (0.047 R)
• M23: 35,326,340 km (0.049 R)
• M24: 41,464,042 km (0.068 R)
• M25: 43,174,544 km (0.12 R)
• M26: 47,655,598 km (0.075 R)
• M27: 52,272,787 km (0.061 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 19,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit