🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.6

Radius: 13

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.56 AU - 0.72 AU

Year: 353 Days

Day: 9.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,645,022 km

• M1: 161,715 km (0.105 R)
• M2: 706,700 km (0.111 R)
• M3: 1,144,274 km (0.11 R)
• M4: 1,642,585 km (0.108 R)
• M5: 2,546,904 km (0.109 R)
• M6: 3,446,436 km (0.035 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.6

Radius: 8.9

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.63 AU - 0.67 AU

Year: 362 Days

Day: 6.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,645,022 km

• M1: 110,702 km (0.11 R)
• M2: 411,993 km (0.099 R)
• M3: 704,008 km (0.072 R)
• M4: 1,388,717 km (0.103 R)
• M5: 1,709,156 km (0.112 R)
• M6: 2,333,727 km (0.1 R)
• M7: 3,025,467 km (0.106 R)
• M8: 3,331,096 km (0.117 R)
• M9: 3,847,807 km (0.084 R)
• M10: 4,276,554 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.1

Radius: 9.9

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.34 AU - 1.74 AU

Year: 1319 Days

Day: 15 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,645,022 km

• M1: 123,119 km (0.114 R)
• M2: 628,610 km (0.104 R)
• M3: 939,325 km (0.092 R)
• M4: 1,364,781 km (0.102 R)
• M5: 2,459,239 km (0.04 R)
• M6: 2,815,133 km (0.083 R)
• M7: 3,798,888 km (0.118 R)
• M8: 4,258,453 km (0.119 R)
• M9: 4,617,637 km (0.113 R)
• M10: 5,571,922 km (0.117 R)
• M11: 6,025,802 km (0.115 R)
• M12: 6,504,067 km (0.102 R)
• M13: 7,059,374 km (0.067 R)
• M14: 8,178,516 km (0.028 R)
• M15: 10,189,261 km (0.057 R)
• M16: 10,593,624 km (0.085 R)
• M17: 12,740,054 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573.9

Radius: 7.9

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.89 AU - 6.59 AU

Year: 9492 Days

Day: 22.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 175.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,645,022 km

• M1: 145,858 km (0.03 R)
• M2: 1,182,422 km (0.103 R)
• M3: 1,809,835 km (0.047 R)
• M4: 2,233,197 km (0.08 R)
• M5: 3,609,049 km (0.091 R)
• M6: 4,765,291 km (0.11 R)
• M7: 5,773,431 km (0.108 R)
• M8: 8,036,098 km (0.116 R)
• M9: 8,638,828 km (0.119 R)
• M10: 9,271,178 km (0.067 R)
• M11: 9,693,792 km (0.097 R)
• M12: 10,031,285 km (0.091 R)
• M13: 11,301,072 km (0.102 R)
• M14: 12,112,491 km (0.074 R)
• M15: 13,020,400 km (0.078 R)
• M16: 15,034,736 km (0.107 R)
• M17: 16,969,186 km (0.096 R)
• M18: 17,318,646 km (0.1 R)
• M19: 18,988,757 km (0.063 R)
• M20: 25,816,553 km (0.079 R)
• M21: 29,371,298 km (0.106 R)
• M22: 30,078,746 km (0.032 R)
• M23: 33,022,084 km (0.098 R)
• M24: 39,230,845 km (0.11 R)
• M25: 40,833,636 km (0.116 R)
• M26: 42,096,093 km (0.06 R)
• M27: 43,124,578 km (0.101 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 16,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit