🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.7

Radius: 8.2

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.07 AU - 1.73 AU

Year: 1105 Days

Day: 10.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 11,730,861 km

• M1: 102,026 km (0.086 R)
• M2: 362,625 km (0.115 R)
• M3: 737,817 km (0.101 R)
• M4: 1,659,639 km (0.077 R)
• M5: 1,976,038 km (0.053 R)
• M6: 2,287,202 km (0.045 R)
• M7: 2,757,538 km (0.101 R)
• M8: 3,064,213 km (0.116 R)
• M9: 3,826,414 km (0.07 R)
• M10: 4,508,281 km (0.104 R)
• M11: 4,840,389 km (0.114 R)
• M12: 5,637,446 km (0.105 R)
• M13: 6,067,540 km (0.077 R)
• M14: 7,017,487 km (0.033 R)
• M15: 7,439,353 km (0.057 R)
• M16: 8,750,129 km (0.06 R)
• M17: 9,898,592 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.7

Radius: 9.7

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.45 AU - 1.53 AU

Year: 1213 Days

Day: 7.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 66.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 11,730,861 km

• M1: 120,576 km (0.05 R)
• M2: 617,390 km (0.061 R)
• M3: 1,515,726 km (0.105 R)
• M4: 1,976,487 km (0.049 R)
• M5: 2,653,717 km (0.108 R)
• M6: 2,998,091 km (0.095 R)
• M7: 4,762,299 km (0.103 R)
• M8: 5,501,162 km (0.113 R)
• M9: 5,975,687 km (0.084 R)
• M10: 6,477,289 km (0.083 R)
• M11: 8,798,748 km (0.092 R)
• M12: 9,119,636 km (0.073 R)
• M13: 10,744,717 km (0.116 R)
• M14: 11,418,357 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.3

Radius: 8.8

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.86 AU - 1.96 AU

Year: 1760 Days

Day: 14.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 11,730,861 km

• M1: 109,506 km (0.093 R)
• M2: 1,126,921 km (0.115 R)
• M3: 2,254,141 km (0.109 R)
• M4: 2,607,341 km (0.103 R)
• M5: 3,509,566 km (0.081 R)
• M6: 4,023,136 km (0.07 R)
• M7: 4,445,600 km (0.076 R)
• M8: 4,729,537 km (0.086 R)
• M9: 5,379,390 km (0.066 R)
• M10: 6,211,304 km (0.09 R)
• M11: 6,515,586 km (0.095 R)
• M12: 7,403,898 km (0.078 R)
• M13: 7,717,156 km (0.041 R)
• M14: 9,255,022 km (0.074 R)
• M15: 10,624,740 km (0.074 R)
• M16: 10,987,365 km (0.038 R)
• M17: 13,591,266 km (0.085 R)
• M18: 14,062,050 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.2

Radius: 8.6

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.21 AU - 4.65 AU

Year: 5195 Days

Day: 5.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 11,730,861 km

• M1: 106,962 km (0.097 R)
• M2: 387,458 km (0.095 R)
• M3: 686,205 km (0.034 R)
• M4: 1,011,880 km (0.102 R)
• M5: 1,694,645 km (0.077 R)
• M6: 2,771,450 km (0.113 R)
• M7: 3,509,865 km (0.12 R)
• M8: 3,892,387 km (0.063 R)
• M9: 5,149,308 km (0.117 R)
• M10: 8,694,329 km (0.051 R)
• M11: 10,781,519 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 17,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit