🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.9

Radius: 11.5

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.76 AU - 0.8 AU

Year: 476 Days

Day: 13.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,833,686 km

• M1: 186,997 km (0.075 R)
• M2: 645,664 km (0.036 R)
• M3: 931,097 km (0.079 R)
• M4: 2,332,081 km (0.05 R)
• M5: 3,045,065 km (0.085 R)
• M6: 4,050,811 km (0.089 R)
• M7: 4,332,055 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.8

Radius: 8.8

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.98 AU - 1.2 AU

Year: 786 Days

Day: 5.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,833,686 km

• M1: 109,954 km (0.081 R)
• M2: 281,094 km (0.102 R)
• M3: 499,358 km (0.074 R)
• M4: 820,694 km (0.11 R)
• M5: 1,014,423 km (0.081 R)
• M6: 1,213,089 km (0.052 R)
• M7: 1,698,684 km (0.07 R)
• M8: 1,864,588 km (0.12 R)
• M9: 2,112,472 km (0.101 R)
• M10: 2,666,732 km (0.089 R)
• M11: 3,807,565 km (0.052 R)
• M12: 4,536,256 km (0.086 R)
• M13: 5,054,014 km (0.074 R)
• M14: 5,724,213 km (0.075 R)
• M15: 7,301,423 km (0.106 R)
• M16: 7,875,879 km (0.111 R)
• M17: 8,354,742 km (0.074 R)
• M18: 8,523,189 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.6

Radius: 10.8

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.07 AU - 1.55 AU

Year: 1035 Days

Day: 12.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,833,686 km

• M1: 145,260 km (0.104 R)
• M2: 491,429 km (0.117 R)
• M3: 895,044 km (0.111 R)
• M4: 1,125,275 km (0.067 R)
• M5: 1,360,892 km (0.097 R)
• M6: 2,613,026 km (0.112 R)
• M7: 3,196,607 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.6

Radius: 5.4

Gravity: 20.87 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.94 AU - 7.14 AU

Year: 10246 Days

Day: 22.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 46,833,686 km

• M1: 67,917 km (0.072 R)
• M2: 179,368 km (0.068 R)
• M3: 397,182 km (0.071 R)
• M4: 1,418,637 km (0.045 R)
• M5: 1,755,381 km (0.056 R)
• M6: 2,413,762 km (0.062 R)
• M7: 2,584,303 km (0.083 R)
• M8: 2,693,958 km (0.071 R)
• M9: 2,943,488 km (0.086 R)
• M10: 3,759,843 km (0.116 R)
• M11: 4,027,324 km (0.085 R)
• M12: 5,315,512 km (0.098 R)
• M13: 5,441,623 km (0.041 R)
• M14: 5,894,754 km (0.114 R)
• M15: 6,128,127 km (0.057 R)
• M16: 7,438,006 km (0.104 R)
• M17: 10,353,968 km (0.054 R)
• M18: 13,503,003 km (0.119 R)
• M19: 13,704,212 km (0.11 R)
• M20: 16,735,215 km (0.084 R)
• M21: 17,128,358 km (0.087 R)
• M22: 17,411,995 km (0.093 R)
• M23: 18,452,449 km (0.095 R)
• M24: 19,043,510 km (0.088 R)
• M25: 21,312,012 km (0.111 R)
• M26: 22,526,747 km (0.06 R)
• M27: 24,648,792 km (0.108 R)
• M28: 26,725,211 km (0.082 R)
• M29: 30,297,758 km (0.031 R)
• M30: 31,436,347 km (0.075 R)
• M31: 34,978,226 km (0.088 R)
• M32: 35,872,821 km (0.072 R)
• M33: 38,285,536 km (0.096 R)
• M34: 42,451,837 km (0.039 R)
• M35: 45,073,390 km (0.082 R)
• M36: 46,460,312 km (0.037 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: 514 - 11,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit