🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.6

Radius: 11.6

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.57 AU - 0.81 AU

Year: 396 Days

Day: 6.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 33,240,972 km

• M1: 144,212 km (0.04 R)
• M2: 595,400 km (0.086 R)
• M3: 1,000,361 km (0.094 R)
• M4: 1,541,606 km (0.043 R)
• M5: 2,103,944 km (0.076 R)
• M6: 2,729,712 km (0.103 R)
• M7: 3,968,532 km (0.065 R)
• M8: 5,078,549 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.6

Radius: 10.7

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.86 AU - 0.92 AU

Year: 580 Days

Day: 12.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 33,240,972 km

• M1: 134,189 km (0.054 R)
• M2: 514,617 km (0.057 R)
• M3: 1,070,223 km (0.083 R)
• M4: 1,833,172 km (0.06 R)
• M5: 2,403,888 km (0.074 R)
• M6: 3,113,580 km (0.104 R)
• M7: 5,724,662 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113

Radius: 13.9

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.13 AU - 1.67 AU

Year: 1143 Days

Day: 12.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 33,240,972 km

• M1: 172,935 km (0.099 R)
• M2: 606,320 km (0.037 R)
• M3: 1,628,522 km (0.097 R)
• M4: 2,282,265 km (0.097 R)
• M5: 3,232,062 km (0.085 R)
• M6: 5,015,119 km (0.096 R)
• M7: 5,961,176 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173

Radius: 7.1

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.89 AU - 8.15 AU

Year: 11492 Days

Day: 19 Hours

Environment

Temp: -228 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 33,240,972 km

• M1: 88,712 km (0.065 R)
• M2: 365,617 km (0.112 R)
• M3: 863,928 km (0.115 R)
• M4: 1,323,492 km (0.089 R)
• M5: 1,571,526 km (0.12 R)
• M6: 2,054,876 km (0.084 R)
• M7: 2,340,010 km (0.038 R)
• M8: 3,049,253 km (0.059 R)
• M9: 3,421,602 km (0.105 R)
• M10: 3,777,645 km (0.06 R)
• M11: 4,537,902 km (0.107 R)
• M12: 5,972,994 km (0.1 R)
• M13: 6,456,943 km (0.116 R)
• M14: 8,378,079 km (0.102 R)
• M15: 9,619,592 km (0.1 R)
• M16: 11,074,282 km (0.074 R)
• M17: 11,362,407 km (0.11 R)
• M18: 11,705,136 km (0.087 R)
• M19: 12,826,970 km (0.027 R)
• M20: 15,047,302 km (0.047 R)
• M21: 16,809,116 km (0.091 R)
• M22: 17,062,535 km (0.092 R)
• M23: 18,704,072 km (0.116 R)
• M24: 20,882,367 km (0.083 R)
• M25: 21,994,777 km (0.086 R)
• M26: 23,459,938 km (0.075 R)
• M27: 24,988,978 km (0.059 R)
• M28: 25,236,263 km (0.102 R)
• M29: 26,497,672 km (0.12 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 12,238 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit