🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.1

Radius: 13.1

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.75 AU - 1.11 AU

Year: 588 Days

Day: 5.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,566,699 km

• M1: 162,912 km (0.093 R)
• M2: 617,091 km (0.065 R)
• M3: 1,229,844 km (0.117 R)
• M4: 1,684,771 km (0.094 R)
• M5: 2,199,238 km (0.093 R)
• M6: 2,733,602 km (0.058 R)
• M7: 3,258,092 km (0.106 R)
• M8: 4,011,916 km (0.08 R)
• M9: 5,200,022 km (0.119 R)
• M10: 5,796,469 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.4

Radius: 9.6

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.15 AU - 1.35 AU

Year: 917 Days

Day: 9.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,566,699 km

• M1: 119,379 km (0.086 R)
• M2: 726,597 km (0.116 R)
• M3: 1,140,085 km (0.088 R)
• M4: 1,471,295 km (0.089 R)
• M5: 1,995,636 km (0.056 R)
• M6: 2,711,013 km (0.112 R)
• M7: 3,335,584 km (0.108 R)
• M8: 4,120,524 km (0.075 R)
• M9: 4,809,123 km (0.1 R)
• M10: 5,539,310 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.5

Radius: 12.7

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.12 AU - 2.26 AU

Year: 2126 Days

Day: 14.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 38,566,699 km

• M1: 159,172 km (0.094 R)
• M2: 888,312 km (0.115 R)
• M3: 3,763,284 km (0.107 R)
• M4: 4,556,901 km (0.096 R)
• M5: 5,088,272 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.9

Radius: 13.8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.19 AU - 3.53 AU

Year: 3173 Days

Day: 8.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,566,699 km

• M1: 171,888 km (0.1 R)
• M2: 1,026,391 km (0.112 R)
• M3: 1,652,308 km (0.062 R)
• M4: 3,056,434 km (0.072 R)
• M5: 4,194,874 km (0.044 R)
• M6: 5,732,740 km (0.106 R)
• M7: 7,191,768 km (0.065 R)
• M8: 10,455,994 km (0.109 R)
• M9: 11,325,157 km (0.101 R)
• M10: 12,317,440 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.8

Radius: 5.2

Gravity: 11.64 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.85 AU - 6.97 AU

Year: 10646 Days

Day: 17.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,566,699 km

• M1: 64,925 km (0.037 R)
• M2: 257,159 km (0.11 R)
• M3: 452,683 km (0.069 R)
• M4: 637,885 km (0.107 R)
• M5: 839,543 km (0.065 R)
• M6: 1,125,126 km (0.114 R)
• M7: 2,437,548 km (0.053 R)
• M8: 3,715,413 km (0.071 R)
• M9: 5,232,335 km (0.064 R)
• M10: 6,470,407 km (0.116 R)
• M11: 7,654,923 km (0.105 R)
• M12: 8,718,265 km (0.098 R)
• M13: 9,329,821 km (0.116 R)
• M14: 11,696,609 km (0.11 R)
• M15: 12,064,470 km (0.082 R)
• M16: 18,056,164 km (0.116 R)
• M17: 21,605,672 km (0.1 R)
• M18: 23,212,503 km (0.101 R)
• M19: 23,377,510 km (0.038 R)
• M20: 23,793,242 km (0.082 R)
• M21: 27,667,378 km (0.089 R)
• M22: 31,334,770 km (0.081 R)
• M23: 34,235,323 km (0.047 R)
• M24: 35,640,945 km (0.108 R)
• M25: 36,860,018 km (0.084 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 151 - 19,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit