🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.3

Radius: 9.3

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.26 AU - 2.04 AU

Year: 1390 Days

Day: 14.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 168.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 53,611,305 km

• M1: 115,938 km (0.076 R)
• M2: 830,717 km (0.071 R)
• M3: 1,777,372 km (0.079 R)
• M4: 3,289,657 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.1

Radius: 13

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.48 AU - 2.4 AU

Year: 1773 Days

Day: 14.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,611,305 km

• M1: 161,715 km (0.088 R)
• M2: 757,713 km (0.069 R)
• M3: 1,208,751 km (0.114 R)
• M4: 1,647,970 km (0.048 R)
• M5: 2,073,426 km (0.111 R)
• M6: 3,389,439 km (0.097 R)
• M7: 4,444,553 km (0.102 R)
• M8: 4,914,440 km (0.051 R)
• M9: 5,467,952 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.6

Radius: 13.6

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.86 AU - 2.92 AU

Year: 2424 Days

Day: 10.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 53,611,305 km

• M1: 173,234 km (0.103 R)
• M2: 679,025 km (0.044 R)
• M3: 1,926,222 km (0.05 R)
• M4: 5,305,339 km (0.094 R)
• M5: 6,423,733 km (0.065 R)
• M6: 9,152,398 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.8

Radius: 8.2

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.51 AU - 5.23 AU

Year: 7050 Days

Day: 13.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 85.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,611,305 km

• M1: 103,073 km (0.097 R)
• M2: 430,393 km (0.105 R)
• M3: 1,011,880 km (0.077 R)
• M4: 1,390,662 km (0.098 R)
• M5: 2,017,327 km (0.116 R)
• M6: 4,241,548 km (0.091 R)
• M7: 4,851,459 km (0.063 R)
• M8: 5,233,382 km (0.109 R)
• M9: 6,468,612 km (0.098 R)
• M10: 6,931,917 km (0.097 R)
• M11: 7,524,025 km (0.112 R)
• M12: 8,969,140 km (0.12 R)
• M13: 9,972,044 km (0.088 R)
• M14: 18,317,362 km (0.119 R)
• M15: 25,393,790 km (0.098 R)
• M16: 27,474,995 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.3

Radius: 7.5

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.79 AU - 8.33 AU

Year: 12306 Days

Day: 17.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,611,305 km

• M1: 93,199 km (0.037 R)
• M2: 775,515 km (0.059 R)
• M3: 1,907,971 km (0.09 R)
• M4: 2,205,970 km (0.107 R)
• M5: 2,679,747 km (0.058 R)
• M6: 3,009,161 km (0.118 R)
• M7: 3,540,982 km (0.08 R)
• M8: 4,854,301 km (0.037 R)
• M9: 5,244,453 km (0.111 R)
• M10: 5,550,829 km (0.044 R)
• M11: 6,014,283 km (0.12 R)
• M12: 8,822,684 km (0.117 R)
• M13: 10,752,497 km (0.104 R)
• M14: 13,070,665 km (0.116 R)
• M15: 13,890,761 km (0.075 R)
• M16: 16,126,052 km (0.107 R)
• M17: 16,775,008 km (0.054 R)
• M18: 17,971,342 km (0.076 R)
• M19: 21,295,406 km (0.096 R)
• M20: 21,553,612 km (0.106 R)
• M21: 21,988,643 km (0.086 R)
• M22: 26,566,637 km (0.033 R)
• M23: 27,777,333 km (0.104 R)
• M24: 28,709,327 km (0.113 R)
• M25: 29,130,146 km (0.11 R)
• M26: 39,203,618 km (0.114 R)
• M27: 39,721,675 km (0.112 R)
• M28: 43,753,338 km (0.064 R)
• M29: 50,911,147 km (0.075 R)

Asteroid Belt

Center: 7.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.3

Radius: 7.5

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.19 AU - 10.51 AU

Year: 17271 Days

Day: 16.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,611,305 km

• M1: 94,097 km (0.057 R)
• M2: 333,753 km (0.032 R)
• M3: 625,170 km (0.07 R)
• M4: 1,230,742 km (0.039 R)
• M5: 1,538,315 km (0.102 R)
• M6: 1,846,935 km (0.07 R)
• M7: 2,870,634 km (0.077 R)
• M8: 3,171,176 km (0.096 R)
• M9: 3,622,213 km (0.098 R)
• M10: 5,068,226 km (0.086 R)
• M11: 5,649,713 km (0.055 R)
• M12: 6,428,221 km (0.119 R)
• M13: 9,643,827 km (0.115 R)
• M14: 10,004,507 km (0.051 R)
• M15: 10,589,435 km (0.105 R)
• M16: 13,348,319 km (0.034 R)
• M17: 16,189,482 km (0.064 R)
• M18: 18,059,455 km (0.112 R)
• M19: 21,343,427 km (0.108 R)
• M20: 25,005,134 km (0.066 R)
• M21: 26,882,588 km (0.119 R)
• M22: 30,804,894 km (0.057 R)
• M23: 32,728,573 km (0.118 R)
• M24: 33,896,783 km (0.071 R)
• M25: 38,332,809 km (0.105 R)
• M26: 39,499,373 km (0.082 R)
• M27: 40,689,424 km (0.103 R)
• M28: 42,863,680 km (0.105 R)
• M29: 44,544,561 km (0.104 R)
• M30: 48,485,867 km (0.069 R)
• M31: 52,337,114 km (0.053 R)
• M32: 53,450,870 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 18,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit