🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.9

Radius: 12.8

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.72 AU - 0.76 AU

Year: 432 Days

Day: 8.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,251,579 km

• M1: 159,172 km (0.097 R)
• M2: 617,091 km (0.094 R)
• M3: 1,156,242 km (0.108 R)
• M4: 1,563,148 km (0.113 R)
• M5: 2,052,932 km (0.111 R)
• M6: 2,690,667 km (0.064 R)
• M7: 3,200,946 km (0.084 R)
• M8: 3,881,616 km (0.07 R)
• M9: 4,391,894 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.9

Radius: 11.8

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.84 AU - 0.92 AU

Year: 560 Days

Day: 13.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,251,579 km

• M1: 147,055 km (0.066 R)
• M2: 529,277 km (0.105 R)
• M3: 1,475,334 km (0.114 R)
• M4: 2,167,374 km (0.043 R)
• M5: 3,316,585 km (0.069 R)
• M6: 4,168,395 km (0.118 R)
• M7: 4,708,743 km (0.059 R)
• M8: 5,177,433 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.6

Radius: 12.7

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.08 AU - 2.7 AU

Year: 2506 Days

Day: 8.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,251,579 km

• M1: 157,975 km (0.057 R)
• M2: 680,820 km (0.085 R)
• M3: 1,294,022 km (0.111 R)
• M4: 2,031,090 km (0.047 R)
• M5: 2,483,624 km (0.088 R)
• M6: 2,989,265 km (0.115 R)
• M7: 3,465,435 km (0.115 R)
• M8: 3,921,110 km (0.116 R)
• M9: 4,996,120 km (0.112 R)
• M10: 6,234,192 km (0.042 R)
• M11: 10,028,443 km (0.103 R)
• M12: 10,574,176 km (0.106 R)
• M13: 11,175,709 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.9

Radius: 9.1

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.84 AU - 4.32 AU

Year: 5590 Days

Day: 9.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,251,579 km

• M1: 113,395 km (0.101 R)
• M2: 509,082 km (0.05 R)
• M3: 890,407 km (0.076 R)
• M4: 1,618,649 km (0.095 R)
• M5: 2,355,568 km (0.114 R)
• M6: 2,664,188 km (0.071 R)
• M7: 5,151,552 km (0.078 R)
• M8: 6,044,053 km (0.036 R)
• M9: 6,461,431 km (0.069 R)
• M10: 9,214,481 km (0.091 R)
• M11: 10,571,034 km (0.093 R)
• M12: 15,792,299 km (0.113 R)
• M13: 21,612,704 km (0.074 R)
• M14: 22,361,740 km (0.083 R)
• M15: 24,551,105 km (0.08 R)
• M16: 26,284,346 km (0.094 R)
• M17: 28,809,708 km (0.077 R)
• M18: 30,362,982 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.1

Radius: 4

Gravity: 49.63 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.52 AU - 6.72 AU

Year: 10269 Days

Day: 20.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,251,579 km

• M1: 50,265 km (0.047 R)
• M2: 240,404 km (0.109 R)
• M3: 429,346 km (0.085 R)
• M4: 632,949 km (0.09 R)
• M5: 970,591 km (0.061 R)
• M6: 1,161,777 km (0.09 R)
• M7: 1,807,441 km (0.063 R)
• M8: 3,980,351 km (0.106 R)
• M9: 4,381,722 km (0.118 R)
• M10: 4,715,474 km (0.043 R)
• M11: 5,606,779 km (0.099 R)
• M12: 6,527,105 km (0.11 R)
• M13: 13,598,297 km (0.106 R)
• M14: 13,853,062 km (0.089 R)
• M15: 14,837,117 km (0.092 R)
• M16: 15,657,212 km (0.112 R)
• M17: 17,990,939 km (0.11 R)
• M18: 20,546,669 km (0.056 R)
• M19: 21,392,346 km (0.079 R)
• M20: 28,487,923 km (0.069 R)
• M21: 29,965,800 km (0.098 R)
• M22: 30,614,606 km (0.065 R)
• M23: 31,605,243 km (0.063 R)
• M24: 33,073,546 km (0.048 R)
• M25: 37,375,831 km (0.089 R)
• M26: 44,926,485 km (0.105 R)
• M27: 47,506,599 km (0.106 R)
• M28: 47,799,212 km (0.086 R)
• M29: 50,335,495 km (0.051 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 11,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit