🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.5

Radius: 10.7

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.68 AU - 0.88 AU

Year: 445 Days

Day: 5.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,156,102 km

• M1: 133,292 km (0.101 R)
• M2: 480,209 km (0.085 R)
• M3: 864,376 km (0.049 R)
• M4: 1,329,925 km (0.071 R)
• M5: 1,689,558 km (0.105 R)
• M6: 2,591,185 km (0.042 R)
• M7: 3,149,783 km (0.07 R)
• M8: 3,827,162 km (0.072 R)
• M9: 4,706,349 km (0.095 R)
• M10: 5,352,612 km (0.116 R)
• M11: 5,929,461 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.6

Radius: 11.9

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.64 AU - 1.96 AU

Year: 1559 Days

Day: 14.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,156,102 km

• M1: 148,401 km (0.09 R)
• M2: 587,022 km (0.09 R)
• M3: 966,103 km (0.058 R)
• M4: 1,847,384 km (0.1 R)
• M5: 2,356,466 km (0.076 R)
• M6: 2,888,136 km (0.104 R)
• M7: 3,467,230 km (0.104 R)
• M8: 4,819,146 km (0.078 R)
• M9: 5,375,799 km (0.044 R)
• M10: 5,815,468 km (0.113 R)
• M11: 6,208,162 km (0.075 R)
• M12: 7,493,806 km (0.101 R)
• M13: 8,043,728 km (0.104 R)
• M14: 8,561,636 km (0.096 R)
• M15: 9,728,350 km (0.078 R)
• M16: 11,421,498 km (0.118 R)
• M17: 12,188,187 km (0.097 R)
• M18: 12,795,106 km (0.107 R)
• M19: 13,342,634 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.5

Radius: 9.2

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.83 AU - 2.83 AU

Year: 2296 Days

Day: 12.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 19,156,102 km

• M1: 114,592 km (0.064 R)
• M2: 434,731 km (0.115 R)
• M3: 880,084 km (0.073 R)
• M4: 1,183,768 km (0.086 R)
• M5: 1,501,813 km (0.109 R)
• M6: 2,154,209 km (0.052 R)
• M7: 2,471,806 km (0.112 R)
• M8: 3,092,038 km (0.077 R)
• M9: 3,705,838 km (0.115 R)
• M10: 5,584,638 km (0.114 R)
• M11: 6,315,274 km (0.082 R)
• M12: 7,386,844 km (0.117 R)
• M13: 7,877,375 km (0.119 R)
• M14: 8,297,446 km (0.109 R)
• M15: 8,987,690 km (0.093 R)
• M16: 9,446,657 km (0.094 R)
• M17: 9,817,959 km (0.085 R)
• M18: 11,746,275 km (0.03 R)
• M19: 12,535,554 km (0.059 R)
• M20: 13,191,989 km (0.115 R)
• M21: 14,618,255 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10

Radius: 6.6

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.13 AU - 10.19 AU

Year: 20910 Days

Day: 19.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,156,102 km

• M1: 82,129 km (0.091 R)
• M2: 730,786 km (0.118 R)
• M3: 1,641,388 km (0.081 R)
• M4: 2,717,894 km (0.032 R)
• M5: 4,285,081 km (0.111 R)
• M6: 5,368,768 km (0.051 R)
• M7: 6,293,732 km (0.03 R)
• M8: 15,374,921 km (0.063 R)
• M9: 17,761,007 km (0.08 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: 470 - 13,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit