🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.6

Radius: 12

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.46 AU - 0.64 AU

Year: 282 Days

Day: 9.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 65,542,174 km

• M1: 149,747 km (0.107 R)
• M2: 1,751,641 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.7

Radius: 9.1

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.83 AU - 0.91 AU

Year: 560 Days

Day: 5.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,542,174 km

• M1: 117,584 km (0.06 R)
• M2: 591,510 km (0.061 R)
• M3: 1,012,778 km (0.103 R)
• M4: 1,415,794 km (0.072 R)
• M5: 1,780,364 km (0.061 R)
• M6: 2,712,359 km (0.071 R)
• M7: 6,118,104 km (0.057 R)
• M8: 6,472,801 km (0.094 R)
• M9: 7,398,063 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.3

Radius: 12.8

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.9 AU - 0.92 AU

Year: 599 Days

Day: 7.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,542,174 km

• M1: 159,322 km (0.079 R)
• M2: 716,125 km (0.111 R)
• M3: 1,215,632 km (0.077 R)
• M4: 1,716,486 km (0.116 R)
• M5: 2,167,673 km (0.1 R)
• M6: 2,905,639 km (0.083 R)
• M7: 3,738,152 km (0.12 R)
• M8: 4,357,636 km (0.075 R)
• M9: 4,882,575 km (0.076 R)
• M10: 5,571,623 km (0.095 R)
• M11: 6,248,105 km (0.112 R)
• M12: 6,897,210 km (0.095 R)

Asteroid Belt

Center: 4.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.6

Radius: 5.9

Gravity: 20.24 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.13 AU - 8.97 AU

Year: 15765 Days

Day: 23.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,542,174 km

• M1: 73,752 km (0.096 R)
• M2: 378,333 km (0.107 R)
• M3: 566,378 km (0.119 R)
• M4: 933,940 km (0.04 R)
• M5: 1,184,666 km (0.098 R)
• M6: 1,858,754 km (0.119 R)
• M7: 2,300,067 km (0.108 R)
• M8: 3,416,516 km (0.094 R)
• M9: 3,609,348 km (0.06 R)
• M10: 5,315,063 km (0.106 R)
• M11: 6,079,059 km (0.108 R)
• M12: 6,487,461 km (0.069 R)
• M13: 7,588,651 km (0.119 R)
• M14: 8,306,123 km (0.108 R)
• M15: 9,546,887 km (0.106 R)
• M16: 10,325,245 km (0.026 R)
• M17: 13,046,430 km (0.09 R)
• M18: 13,587,825 km (0.093 R)
• M19: 14,933,607 km (0.109 R)
• M20: 15,227,866 km (0.103 R)
• M21: 18,135,899 km (0.034 R)
• M22: 19,239,633 km (0.075 R)
• M23: 19,675,860 km (0.097 R)
• M24: 21,301,091 km (0.099 R)
• M25: 23,013,837 km (0.113 R)
• M26: 25,646,610 km (0.091 R)
• M27: 29,614,095 km (0.088 R)
• M28: 32,844,811 km (0.096 R)
• M29: 33,593,399 km (0.087 R)
• M30: 34,225,898 km (0.045 R)
• M31: 34,480,963 km (0.083 R)
• M32: 36,435,609 km (0.117 R)
• M33: 37,914,982 km (0.093 R)
• M34: 45,146,393 km (0.057 R)
• M35: 49,246,273 km (0.115 R)
• M36: 58,905,807 km (0.101 R)
• M37: 59,456,178 km (0.089 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 12,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit