🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.9

Radius: 11.9

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.08 AU - 1.2 AU

Year: 840 Days

Day: 10.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,897,308 km

• M1: 150,645 km (0.058 R)
• M2: 622,327 km (0.113 R)
• M3: 1,154,297 km (0.077 R)
• M4: 1,605,484 km (0.075 R)
• M5: 2,768,309 km (0.103 R)
• M6: 3,162,050 km (0.095 R)
• M7: 4,969,192 km (0.12 R)
• M8: 6,756,737 km (0.086 R)
• M9: 7,952,772 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.7

Radius: 8.9

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.16 AU - 1.3 AU

Year: 942 Days

Day: 8.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,897,308 km

• M1: 110,702 km (0.091 R)
• M2: 441,164 km (0.118 R)
• M3: 760,556 km (0.053 R)
• M4: 1,086,529 km (0.096 R)
• M5: 1,378,096 km (0.081 R)
• M6: 1,690,606 km (0.053 R)
• M7: 2,210,757 km (0.082 R)
• M8: 2,833,982 km (0.113 R)
• M9: 3,515,999 km (0.037 R)
• M10: 3,832,099 km (0.104 R)
• M11: 4,122,319 km (0.086 R)
• M12: 4,569,467 km (0.098 R)
• M13: 5,031,425 km (0.089 R)
• M14: 5,344,683 km (0.107 R)
• M15: 5,801,405 km (0.093 R)
• M16: 6,205,020 km (0.093 R)
• M17: 6,647,830 km (0.104 R)
• M18: 7,263,575 km (0.081 R)
• M19: 7,596,729 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333

Radius: 10.5

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.86 AU - 1.98 AU

Year: 1836 Days

Day: 7.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,897,308 km

• M1: 130,599 km (0.108 R)
• M2: 571,464 km (0.105 R)
• M3: 1,088,325 km (0.047 R)
• M4: 1,654,403 km (0.11 R)
• M5: 3,244,179 km (0.064 R)
• M6: 5,011,977 km (0.107 R)
• M7: 6,228,956 km (0.094 R)
• M8: 7,043,217 km (0.11 R)
• M9: 8,339,632 km (0.093 R)
• M10: 8,766,585 km (0.108 R)
• M11: 10,523,911 km (0.111 R)
• M12: 11,925,493 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.4

Radius: 5.7

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.39 AU - 10.47 AU

Year: 18420 Days

Day: 19.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,897,308 km

• M1: 70,909 km (0.097 R)
• M2: 1,056,311 km (0.116 R)
• M3: 1,498,372 km (0.053 R)
• M4: 1,928,466 km (0.035 R)
• M5: 2,364,544 km (0.034 R)
• M6: 2,843,706 km (0.117 R)
• M7: 3,692,823 km (0.105 R)
• M8: 5,360,092 km (0.106 R)
• M9: 6,571,236 km (0.109 R)
• M10: 8,328,562 km (0.089 R)
• M11: 9,201,615 km (0.1 R)
• M12: 10,475,142 km (0.059 R)
• M13: 12,295,000 km (0.103 R)
• M14: 14,315,768 km (0.06 R)
• M15: 20,974,070 km (0.057 R)
• M16: 26,129,512 km (0.114 R)
• M17: 27,141,093 km (0.115 R)
• M18: 27,515,237 km (0.049 R)
• M19: 30,735,182 km (0.061 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 17,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit