🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.8

Radius: 15

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.43 AU - 2.23 AU

Year: 1709 Days

Day: 13.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,995,170 km

• M1: 186,698 km (0.082 R)
• M2: 782,247 km (0.098 R)
• M3: 1,804,599 km (0.11 R)
• M4: 3,080,819 km (0.115 R)
• M5: 4,059,937 km (0.057 R)
• M6: 6,014,134 km (0.034 R)
• M7: 7,394,623 km (0.107 R)
• M8: 8,671,590 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.5

Radius: 9.5

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.73 AU - 2.11 AU

Year: 1836 Days

Day: 11.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,995,170 km

• M1: 118,182 km (0.026 R)
• M2: 448,794 km (0.04 R)
• M3: 787,184 km (0.077 R)
• M4: 1,123,330 km (0.095 R)
• M5: 1,717,832 km (0.107 R)
• M6: 2,197,144 km (0.103 R)
• M7: 3,210,071 km (0.101 R)
• M8: 3,597,530 km (0.117 R)
• M9: 4,366,014 km (0.115 R)
• M10: 4,694,232 km (0.108 R)
• M11: 5,731,094 km (0.113 R)
• M12: 6,329,336 km (0.067 R)
• M13: 6,804,758 km (0.119 R)
• M14: 7,247,418 km (0.082 R)
• M15: 7,797,789 km (0.103 R)
• M16: 8,406,952 km (0.062 R)
• M17: 9,080,441 km (0.104 R)
• M18: 9,413,596 km (0.061 R)
• M19: 9,963,667 km (0.051 R)
• M20: 10,940,242 km (0.094 R)
• M21: 11,241,532 km (0.071 R)
• M22: 12,058,935 km (0.025 R)
• M23: 14,567,691 km (0.082 R)
• M24: 15,633,576 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.6

Radius: 10

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.56 AU - 2.36 AU

Year: 1894 Days

Day: 13.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,995,170 km

• M1: 124,914 km (0.081 R)
• M2: 455,974 km (0.042 R)
• M3: 1,046,288 km (0.118 R)
• M4: 1,476,082 km (0.087 R)
• M5: 1,796,670 km (0.097 R)
• M6: 2,313,681 km (0.055 R)
• M7: 2,724,626 km (0.094 R)
• M8: 3,273,201 km (0.063 R)
• M9: 3,978,855 km (0.03 R)
• M10: 4,591,159 km (0.05 R)
• M11: 5,496,824 km (0.069 R)
• M12: 5,823,845 km (0.118 R)
• M13: 7,264,772 km (0.103 R)
• M14: 7,579,376 km (0.089 R)
• M15: 9,049,474 km (0.088 R)
• M16: 9,915,646 km (0.115 R)
• M17: 10,701,184 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.6

Radius: 3.9

Gravity: 16.94 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.68 AU - 8.38 AU

Year: 15707 Days

Day: 22.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 44,995,170 km

• M1: 49,966 km (0.116 R)
• M2: 439,219 km (0.118 R)
• M3: 616,642 km (0.106 R)
• M4: 841,189 km (0.082 R)
• M5: 1,334,862 km (0.096 R)
• M6: 1,933,104 km (0.102 R)
• M7: 2,263,865 km (0.104 R)
• M8: 2,948,574 km (0.095 R)
• M9: 3,127,942 km (0.044 R)
• M10: 3,558,185 km (0.096 R)
• M11: 3,813,549 km (0.11 R)
• M12: 3,972,721 km (0.109 R)
• M13: 4,191,583 km (0.084 R)
• M14: 4,332,504 km (0.071 R)
• M15: 4,990,585 km (0.088 R)
• M16: 5,409,309 km (0.105 R)
• M17: 5,921,233 km (0.094 R)
• M18: 6,464,573 km (0.08 R)
• M19: 10,596,616 km (0.058 R)
• M20: 10,911,519 km (0.119 R)
• M21: 11,615,078 km (0.115 R)
• M22: 12,521,791 km (0.093 R)
• M23: 12,755,612 km (0.094 R)
• M24: 14,603,595 km (0.071 R)
• M25: 15,323,459 km (0.072 R)
• M26: 15,861,862 km (0.101 R)
• M27: 17,334,653 km (0.111 R)
• M28: 18,141,285 km (0.049 R)
• M29: 19,671,671 km (0.055 R)
• M30: 21,285,982 km (0.119 R)
• M31: 22,553,225 km (0.114 R)
• M32: 25,143,961 km (0.057 R)
• M33: 27,530,945 km (0.032 R)
• M34: 27,728,265 km (0.108 R)
• M35: 31,013,733 km (0.073 R)
• M36: 32,860,219 km (0.112 R)
• M37: 37,733,969 km (0.045 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.4

Radius: 8

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.21 AU - 11.85 AU

Year: 20307 Days

Day: 21.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,995,170 km

• M1: 127,009 km (0.079 R)
• M2: 545,733 km (0.073 R)
• M3: 1,385,875 km (0.044 R)
• M4: 2,108,133 km (0.045 R)
• M5: 4,029,119 km (0.08 R)
• M6: 4,300,640 km (0.06 R)
• M7: 6,339,659 km (0.097 R)
• M8: 8,026,225 km (0.086 R)
• M9: 10,696,248 km (0.03 R)
• M10: 13,602,486 km (0.096 R)
• M11: 14,529,843 km (0.08 R)
• M12: 14,784,159 km (0.089 R)
• M13: 18,145,175 km (0.115 R)
• M14: 21,486,892 km (0.086 R)
• M15: 37,270,215 km (0.062 R)
• M16: 44,058,966 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 17,550 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit