🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.8

Radius: 11.2

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.07 AU - 1.27 AU

Year: 874 Days

Day: 5.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,810,750 km

• M1: 139,276 km (0.104 R)
• M2: 531,521 km (0.113 R)
• M3: 988,543 km (0.061 R)
• M4: 2,206,718 km (0.118 R)
• M5: 2,582,059 km (0.119 R)
• M6: 3,300,129 km (0.094 R)
• M7: 3,719,302 km (0.072 R)
• M8: 5,515,823 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.1

Radius: 13

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.3 AU - 1.46 AU

Year: 1119 Days

Day: 8.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,810,750 km

• M1: 161,715 km (0.104 R)
• M2: 704,456 km (0.034 R)
• M3: 1,301,501 km (0.065 R)
• M4: 1,738,327 km (0.12 R)
• M5: 2,179,491 km (0.089 R)
• M6: 2,652,819 km (0.094 R)
• M7: 3,754,907 km (0.09 R)
• M8: 5,006,143 km (0.114 R)
• M9: 5,802,153 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.5

Radius: 9.4

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.19 AU - 2.55 AU

Year: 2518 Days

Day: 5.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,810,750 km

• M1: 116,836 km (0.102 R)
• M2: 419,622 km (0.083 R)
• M3: 791,373 km (0.078 R)
• M4: 1,270,385 km (0.082 R)
• M5: 1,776,924 km (0.098 R)
• M6: 2,241,425 km (0.105 R)
• M7: 2,711,013 km (0.072 R)
• M8: 3,228,472 km (0.079 R)
• M9: 3,829,107 km (0.109 R)
• M10: 4,256,359 km (0.106 R)
• M11: 6,722,180 km (0.056 R)
• M12: 7,792,104 km (0.065 R)
• M13: 8,099,827 km (0.086 R)
• M14: 9,275,966 km (0.078 R)
• M15: 10,901,496 km (0.112 R)
• M16: 12,624,564 km (0.096 R)
• M17: 13,266,190 km (0.037 R)
• M18: 14,522,064 km (0.09 R)
• M19: 15,855,280 km (0.102 R)
• M20: 16,703,649 km (0.039 R)
• M21: 17,529,430 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.7

Radius: 6

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 7.81 AU - 10.55 AU

Year: 19199 Days

Day: 19.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,810,750 km

• M1: 77,492 km (0.114 R)
• M2: 451,935 km (0.114 R)
• M3: 931,097 km (0.076 R)
• M4: 2,547,203 km (0.083 R)
• M5: 3,092,637 km (0.105 R)
• M6: 7,738,399 km (0.097 R)
• M7: 9,320,995 km (0.107 R)
• M8: 9,783,252 km (0.048 R)
• M9: 11,839,475 km (0.08 R)
• M10: 16,648,897 km (0.104 R)
• M11: 21,483,750 km (0.08 R)
• M12: 23,705,428 km (0.105 R)
• M13: 24,565,616 km (0.065 R)
• M14: 26,714,889 km (0.091 R)
• M15: 28,215,355 km (0.112 R)
• M16: 32,210,965 km (0.11 R)
• M17: 34,670,952 km (0.119 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 18,017 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit