🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.7

Radius: 9.1

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.62 AU - 1.02 AU

Year: 487 Days

Day: 13.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,656,287 km

• M1: 113,096 km (0.096 R)
• M2: 432,787 km (0.094 R)
• M3: 737,518 km (0.063 R)
• M4: 1,150,108 km (0.068 R)
• M5: 1,658,891 km (0.032 R)
• M6: 2,150,021 km (0.093 R)
• M7: 3,042,821 km (0.113 R)
• M8: 3,347,701 km (0.119 R)
• M9: 3,686,540 km (0.091 R)
• M10: 3,991,122 km (0.094 R)
• M11: 4,510,525 km (0.111 R)
• M12: 5,024,244 km (0.1 R)
• M13: 5,523,004 km (0.082 R)
• M14: 5,885,928 km (0.068 R)
• M15: 7,008,660 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367

Radius: 13.4

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.74 AU - 2.34 AU

Year: 1911 Days

Day: 9.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,656,287 km

• M1: 169,046 km (0.117 R)
• M2: 633,248 km (0.045 R)
• M3: 1,064,987 km (0.059 R)
• M4: 1,898,247 km (0.069 R)
• M5: 2,454,303 km (0.055 R)
• M6: 3,733,514 km (0.106 R)
• M7: 4,503,046 km (0.088 R)
• M8: 5,005,844 km (0.025 R)
• M9: 6,125,135 km (0.065 R)
• M10: 7,044,115 km (0.091 R)
• M11: 7,510,561 km (0.1 R)
• M12: 9,966,958 km (0.045 R)
• M13: 10,623,094 km (0.12 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.1

Radius: 6.3

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 5.82 AU - 6.8 AU

Year: 10398 Days

Day: 17.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,656,287 km

• M1: 79,885 km (0.093 R)
• M2: 631,901 km (0.086 R)
• M3: 1,736,083 km (0.039 R)
• M4: 2,385,787 km (0.074 R)
• M5: 3,727,231 km (0.067 R)
• M6: 4,080,132 km (0.104 R)
• M7: 6,350,729 km (0.079 R)
• M8: 7,098,718 km (0.088 R)
• M9: 11,106,744 km (0.11 R)
• M10: 15,917,064 km (0.061 R)
• M11: 18,672,357 km (0.118 R)
• M12: 21,580,839 km (0.095 R)
• M13: 27,047,594 km (0.05 R)
• M14: 28,366,449 km (0.116 R)
• M15: 29,452,081 km (0.058 R)
• M16: 31,995,394 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703

Radius: 5.4

Gravity: 24.11 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.92 AU - 9.76 AU

Year: 14401 Days

Day: 18.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,656,287 km

• M1: 67,917 km (0.096 R)
• M2: 897,438 km (0.098 R)
• M3: 1,713,494 km (0.086 R)
• M4: 2,260,424 km (0.042 R)
• M5: 3,979,303 km (0.085 R)
• M6: 5,067,179 km (0.048 R)
• M7: 6,259,624 km (0.067 R)
• M8: 9,819,155 km (0.117 R)
• M9: 10,037,120 km (0.041 R)
• M10: 20,653,632 km (0.06 R)
• M11: 45,416,118 km (0.076 R)
• M12: 54,727,688 km (0.07 R)
• M13: 55,241,258 km (0.097 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 16,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit