🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.56 AU - 0.58 AU

Year: 162 Days

Day: 33.7 Hours

Environment

Temp: 195 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,479,233 km

• M1: 86,617 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.5 AU - 0.76 AU

Year: 188 Days

Day: 34.7 Hours

Environment

Temp: 134 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.3

Radius: 11.6

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9.2 AU - 10.82 AU

Year: 11931 Days

Day: 8.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,479,233 km

• M1: 144,212 km (0.108 R)
• M2: 645,964 km (0.089 R)
• M3: 1,279,361 km (0.071 R)
• M4: 1,671,756 km (0.1 R)
• M5: 2,079,410 km (0.079 R)
• M6: 2,630,379 km (0.094 R)
• M7: 3,100,416 km (0.119 R)
• M8: 3,898,521 km (0.105 R)
• M9: 5,378,193 km (0.11 R)
• M10: 5,767,297 km (0.098 R)
• M11: 7,516,545 km (0.102 R)
• M12: 7,962,945 km (0.106 R)
• M13: 8,687,448 km (0.077 R)
• M14: 10,515,833 km (0.11 R)
• M15: 11,653,824 km (0.099 R)
• M16: 13,750,438 km (0.112 R)
• M17: 14,357,656 km (0.061 R)
• M18: 16,153,728 km (0.096 R)
• M19: 27,047,295 km (0.086 R)
• M20: 30,484,157 km (0.113 R)
• M21: 33,762,444 km (0.09 R)
• M22: 35,543,108 km (0.095 R)
• M23: 36,112,328 km (0.118 R)
• M24: 38,330,415 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.6

Radius: 11.3

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.47 AU - 11.21 AU

Year: 12526 Days

Day: 6.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,479,233 km

• M1: 140,622 km (0.1 R)
• M2: 724,502 km (0.113 R)
• M3: 1,488,648 km (0.096 R)
• M4: 2,355,418 km (0.077 R)
• M5: 5,525,248 km (0.112 R)
• M6: 9,386,967 km (0.086 R)
• M7: 12,039,786 km (0.091 R)
• M8: 13,915,444 km (0.069 R)
• M9: 15,089,937 km (0.095 R)
• M10: 16,613,891 km (0.096 R)
• M11: 17,119,532 km (0.119 R)
• M12: 18,544,152 km (0.09 R)
• M13: 19,965,332 km (0.108 R)
• M14: 25,417,277 km (0.038 R)
• M15: 30,694,641 km (0.09 R)
• M16: 33,703,503 km (0.118 R)
• M17: 41,610,199 km (0.088 R)
• M18: 42,141,870 km (0.106 R)
• M19: 45,991,322 km (0.087 R)
• M20: 50,068,911 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.3

Radius: 7.4

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 12.19 AU - 14.83 AU

Year: 18707 Days

Day: 22.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,479,233 km

• M1: 93,349 km (0.055 R)
• M2: 345,272 km (0.031 R)
• M3: 653,144 km (0.106 R)
• M4: 887,265 km (0.075 R)
• M5: 1,328,579 km (0.12 R)
• M6: 2,775,938 km (0.067 R)
• M7: 4,767,535 km (0.108 R)
• M8: 5,744,857 km (0.12 R)
• M9: 6,649,625 km (0.081 R)
• M10: 7,430,825 km (0.076 R)
• M11: 8,180,311 km (0.103 R)
• M12: 13,964,064 km (0.088 R)
• M13: 14,693,952 km (0.057 R)
• M14: 17,186,103 km (0.111 R)
• M15: 21,562,738 km (0.054 R)
• M16: 24,289,009 km (0.111 R)
• M17: 25,931,744 km (0.118 R)
• M18: 30,524,847 km (0.098 R)
• M19: 32,780,933 km (0.038 R)
• M20: 35,145,925 km (0.107 R)
• M21: 36,494,101 km (0.094 R)
• M22: 42,781,550 km (0.062 R)
• M23: 43,058,157 km (0.113 R)
• M24: 44,459,141 km (0.04 R)
• M25: 46,763,546 km (0.1 R)
• M26: 50,985,647 km (0.105 R)
• M27: 51,922,279 km (0.075 R)
• M28: 52,237,033 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.6

Radius: 7

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 11.06 AU - 17.38 AU

Year: 20201 Days

Day: 23.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,479,233 km

• M1: 88,113 km (0.108 R)
• M2: 308,770 km (0.115 R)
• M3: 763,398 km (0.111 R)
• M4: 1,285,345 km (0.098 R)
• M5: 1,808,339 km (0.068 R)
• M6: 2,196,994 km (0.086 R)
• M7: 2,529,700 km (0.117 R)
• M8: 3,141,705 km (0.079 R)
• M9: 4,025,529 km (0.053 R)
• M10: 4,590,261 km (0.058 R)
• M11: 4,960,665 km (0.098 R)
• M12: 5,314,614 km (0.088 R)
• M13: 6,354,768 km (0.095 R)
• M14: 7,478,697 km (0.109 R)
• M15: 8,281,888 km (0.046 R)
• M16: 10,339,606 km (0.105 R)
• M17: 11,578,127 km (0.046 R)
• M18: 16,574,546 km (0.115 R)
• M19: 17,125,815 km (0.105 R)
• M20: 17,934,541 km (0.063 R)
• M21: 19,978,796 km (0.053 R)
• M22: 21,890,806 km (0.106 R)
• M23: 22,650,314 km (0.106 R)
• M24: 25,550,718 km (0.12 R)
• M25: 26,820,205 km (0.117 R)
• M26: 29,484,244 km (0.108 R)
• M27: 30,880,142 km (0.051 R)
• M28: 35,720,830 km (0.101 R)
• M29: 38,525,790 km (0.057 R)
• M30: 40,192,759 km (0.101 R)
• M31: 42,343,378 km (0.097 R)
• M32: 46,872,603 km (0.075 R)
• M33: 51,547,985 km (0.106 R)
• M34: 56,347,983 km (0.075 R)
• M35: 59,769,585 km (0.075 R)
• M36: 61,064,205 km (0.08 R)
• M37: 62,188,882 km (0.099 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 19,985 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit