🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.1

Radius: 9

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.04 AU - 1.62 AU

Year: 1040 Days

Day: 12.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,896,512 km

• M1: 111,899 km (0.06 R)
• M2: 439,519 km (0.077 R)
• M3: 839,094 km (0.038 R)
• M4: 1,217,427 km (0.108 R)
• M5: 1,497,624 km (0.092 R)
• M6: 1,846,487 km (0.079 R)
• M7: 2,145,832 km (0.042 R)
• M8: 2,765,466 km (0.073 R)
• M9: 3,087,700 km (0.09 R)
• M10: 3,383,904 km (0.117 R)
• M11: 4,238,407 km (0.11 R)
• M12: 5,144,671 km (0.082 R)
• M13: 5,509,390 km (0.084 R)
• M14: 6,872,377 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.7

Radius: 8.3

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.69 AU - 1.73 AU

Year: 1517 Days

Day: 13.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,896,512 km

• M1: 103,971 km (0.066 R)
• M2: 522,097 km (0.069 R)
• M3: 871,557 km (0.057 R)
• M4: 1,136,046 km (0.044 R)
• M5: 1,520,812 km (0.083 R)
• M6: 2,333,577 km (0.091 R)
• M7: 2,842,808 km (0.079 R)
• M8: 3,321,970 km (0.096 R)
• M9: 5,383,279 km (0.104 R)
• M10: 6,566,299 km (0.051 R)
• M11: 7,504,278 km (0.041 R)
• M12: 7,835,936 km (0.077 R)
• M13: 8,834,053 km (0.101 R)
• M14: 9,703,666 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.1

Radius: 14.9

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.73 AU - 2.75 AU

Year: 3076 Days

Day: 13.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,896,512 km

• M1: 185,352 km (0.112 R)
• M2: 941,569 km (0.108 R)
• M3: 1,508,545 km (0.117 R)
• M4: 2,377,559 km (0.119 R)
• M5: 3,542,478 km (0.1 R)
• M6: 4,178,119 km (0.112 R)
• M7: 5,442,221 km (0.104 R)
• M8: 6,008,898 km (0.064 R)
• M9: 6,765,115 km (0.102 R)
• M10: 7,229,766 km (0.102 R)
• M11: 8,468,287 km (0.093 R)
• M12: 8,935,630 km (0.037 R)
• M13: 10,160,388 km (0.1 R)
• M14: 11,235,548 km (0.101 R)
• M15: 12,023,630 km (0.108 R)
• M16: 14,205,515 km (0.057 R)
• M17: 15,023,067 km (0.064 R)
• M18: 16,977,264 km (0.099 R)
• M19: 18,610,574 km (0.081 R)
• M20: 19,465,525 km (0.04 R)
• M21: 20,346,507 km (0.087 R)
• M22: 21,918,631 km (0.07 R)
• M23: 23,219,534 km (0.051 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.4

Radius: 4.5

Gravity: 42.98 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 7.02 AU - 8.1 AU

Year: 14099 Days

Day: 17.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,896,512 km

• M1: 60,438 km (0.101 R)
• M2: 254,765 km (0.078 R)
• M3: 423,811 km (0.066 R)
• M4: 626,067 km (0.119 R)
• M5: 1,442,123 km (0.066 R)
• M6: 1,713,344 km (0.093 R)
• M7: 1,924,726 km (0.111 R)
• M8: 2,619,459 km (0.113 R)
• M9: 2,998,540 km (0.11 R)
• M10: 3,332,891 km (0.037 R)
• M11: 4,388,603 km (0.109 R)
• M12: 5,803,350 km (0.088 R)
• M13: 6,698,544 km (0.117 R)
• M14: 8,257,653 km (0.083 R)
• M15: 9,016,563 km (0.12 R)
• M16: 12,584,921 km (0.115 R)
• M17: 15,006,013 km (0.082 R)
• M18: 18,892,117 km (0.088 R)
• M19: 19,848,197 km (0.086 R)
• M20: 21,203,404 km (0.077 R)
• M21: 23,996,097 km (0.067 R)
• M22: 26,484,957 km (0.087 R)
• M23: 29,369,802 km (0.045 R)
• M24: 32,826,859 km (0.101 R)
• M25: 33,574,400 km (0.107 R)
• M26: 35,232,991 km (0.098 R)
• M27: 42,414,437 km (0.035 R)
• M28: 44,653,768 km (0.087 R)
• M29: 47,285,643 km (0.078 R)
• M30: 49,042,670 km (0.072 R)
• M31: 57,040,920 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.8

Radius: 5.6

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 8.02 AU - 12.24 AU

Year: 21868 Days

Day: 15.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,896,512 km

• M1: 71,358 km (0.079 R)
• M2: 459,864 km (0.072 R)
• M3: 667,954 km (0.112 R)
• M4: 879,486 km (0.104 R)
• M5: 4,484,495 km (0.094 R)
• M6: 5,873,212 km (0.064 R)
• M7: 7,441,297 km (0.111 R)
• M8: 7,917,168 km (0.069 R)
• M9: 8,552,061 km (0.033 R)
• M10: 9,171,247 km (0.097 R)
• M11: 10,445,522 km (0.104 R)
• M12: 12,481,250 km (0.077 R)
• M13: 12,722,701 km (0.07 R)
• M14: 21,846,824 km (0.12 R)
• M15: 22,463,018 km (0.085 R)
• M16: 24,664,201 km (0.101 R)
• M17: 28,645,299 km (0.028 R)
• M18: 34,197,774 km (0.118 R)
• M19: 46,066,121 km (0.085 R)
• M20: 46,353,947 km (0.08 R)
• M21: 48,998,090 km (0.064 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 16,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit