🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.4

Radius: 8.4

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.6 AU - 0.68 AU

Year: 353 Days

Day: 12.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,819,953 km

• M1: 104,419 km (0.105 R)
• M2: 369,208 km (0.12 R)
• M3: 631,453 km (0.12 R)
• M4: 940,522 km (0.057 R)
• M5: 1,357,152 km (0.071 R)
• M6: 1,726,060 km (0.1 R)
• M7: 2,108,432 km (0.066 R)
• M8: 3,006,319 km (0.088 R)
• M9: 3,353,087 km (0.089 R)
• M10: 3,759,544 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.2

Radius: 8.8

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.92 AU - 1.42 AU

Year: 874 Days

Day: 14.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,819,953 km

• M1: 111,899 km (0.087 R)
• M2: 409,001 km (0.112 R)
• M3: 1,142,629 km (0.079 R)
• M4: 1,444,517 km (0.067 R)
• M5: 1,729,651 km (0.113 R)
• M6: 3,397,667 km (0.106 R)
• M7: 4,191,583 km (0.078 R)
• M8: 5,290,080 km (0.088 R)
• M9: 6,857,866 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.6

Radius: 14.3

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.36 AU - 2.14 AU

Year: 1598 Days

Day: 12 Hours

Environment

Temp: -203 °C

Axial Tilt: 127 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,819,953 km

• M1: 177,872 km (0.072 R)
• M2: 688,449 km (0.085 R)
• M3: 1,496,428 km (0.064 R)
• M4: 2,295,729 km (0.091 R)
• M5: 3,676,816 km (0.106 R)
• M6: 4,300,340 km (0.051 R)
• M7: 5,556,364 km (0.11 R)
• M8: 6,430,165 km (0.104 R)
• M9: 8,214,868 km (0.064 R)
• M10: 8,693,282 km (0.08 R)
• M11: 9,413,895 km (0.104 R)
• M12: 10,761,921 km (0.062 R)
• M13: 11,854,734 km (0.101 R)

Asteroid Belt

Center: 5.28 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.3

Radius: 7.2

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.84 AU - 10.76 AU

Year: 18019 Days

Day: 22.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 109.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,819,953 km

• M1: 89,609 km (0.119 R)
• M2: 449,990 km (0.066 R)
• M3: 1,146,817 km (0.115 R)
• M4: 1,508,246 km (0.071 R)
• M5: 1,763,310 km (0.093 R)
• M6: 2,265,959 km (0.11 R)
• M7: 2,838,171 km (0.089 R)
• M8: 3,327,655 km (0.083 R)
• M9: 4,384,714 km (0.103 R)
• M10: 5,104,429 km (0.116 R)
• M11: 6,657,404 km (0.072 R)
• M12: 7,308,305 km (0.067 R)
• M13: 8,831,361 km (0.075 R)
• M14: 9,169,302 km (0.03 R)
• M15: 10,662,738 km (0.113 R)
• M16: 12,074,493 km (0.058 R)
• M17: 14,990,305 km (0.065 R)
• M18: 16,903,811 km (0.073 R)
• M19: 19,054,430 km (0.101 R)
• M20: 19,456,849 km (0.044 R)
• M21: 22,612,466 km (0.067 R)
• M22: 26,890,516 km (0.115 R)
• M23: 28,220,142 km (0.107 R)
• M24: 30,788,887 km (0.063 R)
• M25: 34,569,824 km (0.119 R)
• M26: 34,928,111 km (0.046 R)
• M27: 35,288,941 km (0.112 R)
• M28: 36,633,227 km (0.099 R)
• M29: 45,423,299 km (0.106 R)
• M30: 50,456,071 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 293.5

Radius: 3.3

Gravity: 26.95 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.79 AU - 9.57 AU

Year: 19199 Days

Day: 17.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,819,953 km

• M1: 40,990 km (0.117 R)
• M2: 166,502 km (0.116 R)
• M3: 300,841 km (0.087 R)
• M4: 454,628 km (0.066 R)
• M5: 871,408 km (0.078 R)
• M6: 1,487,601 km (0.078 R)
• M7: 2,621,852 km (0.116 R)
• M8: 5,364,729 km (0.05 R)
• M9: 5,685,617 km (0.118 R)
• M10: 6,765,414 km (0.081 R)
• M11: 8,873,099 km (0.088 R)
• M12: 9,680,179 km (0.025 R)
• M13: 9,836,658 km (0.059 R)
• M14: 10,867,986 km (0.119 R)
• M15: 11,208,022 km (0.113 R)
• M16: 11,909,486 km (0.072 R)
• M17: 13,463,808 km (0.054 R)
• M18: 16,444,546 km (0.109 R)
• M19: 19,420,197 km (0.085 R)
• M20: 19,586,101 km (0.09 R)
• M21: 22,461,223 km (0.086 R)
• M22: 24,046,511 km (0.114 R)
• M23: 24,430,080 km (0.105 R)
• M24: 24,623,361 km (0.085 R)
• M25: 25,111,199 km (0.064 R)
• M26: 31,475,841 km (0.063 R)
• M27: 34,782,103 km (0.115 R)
• M28: 37,152,930 km (0.055 R)
• M29: 38,704,410 km (0.117 R)
• M30: 43,475,385 km (0.108 R)
• M31: 44,044,455 km (0.069 R)
• M32: 46,815,158 km (0.084 R)
• M33: 48,015,681 km (0.077 R)
• M34: 53,185,185 km (0.099 R)
• M35: 54,327,364 km (0.05 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 17,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit