🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.6

Radius: 9.9

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.61 AU - 0.69 AU

Year: 355 Days

Day: 14.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,010,485 km

• M1: 123,119 km (0.099 R)
• M2: 445,353 km (0.112 R)
• M3: 812,616 km (0.095 R)
• M4: 1,474,586 km (0.12 R)
• M5: 2,066,545 km (0.052 R)
• M6: 2,482,277 km (0.091 R)
• M7: 2,830,392 km (0.113 R)
• M8: 3,601,868 km (0.108 R)
• M9: 4,328,614 km (0.095 R)
• M10: 4,792,368 km (0.119 R)
• M11: 5,242,508 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.4

Radius: 13.8

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.07 AU - 1.73 AU

Year: 1124 Days

Day: 9.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,010,485 km

• M1: 171,589 km (0.071 R)
• M2: 662,270 km (0.12 R)
• M3: 1,166,564 km (0.056 R)
• M4: 1,733,989 km (0.068 R)
• M5: 2,212,403 km (0.075 R)
• M6: 2,804,212 km (0.111 R)
• M7: 4,032,560 km (0.034 R)
• M8: 5,714,489 km (0.11 R)
• M9: 6,611,627 km (0.099 R)
• M10: 7,284,519 km (0.094 R)
• M11: 7,800,033 km (0.106 R)
• M12: 8,525,283 km (0.046 R)
• M13: 9,098,393 km (0.043 R)
• M14: 9,668,062 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611

Radius: 14.5

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.53 AU - 1.57 AU

Year: 1309 Days

Day: 6 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,010,485 km

• M1: 181,313 km (0.11 R)
• M2: 678,277 km (0.074 R)
• M3: 1,131,259 km (0.111 R)
• M4: 1,653,356 km (0.085 R)
• M5: 2,623,049 km (0.039 R)
• M6: 3,323,616 km (0.087 R)
• M7: 4,946,454 km (0.083 R)
• M8: 5,654,201 km (0.097 R)
• M9: 7,450,722 km (0.067 R)
• M10: 8,081,726 km (0.102 R)
• M11: 8,834,203 km (0.116 R)
• M12: 9,511,732 km (0.08 R)
• M13: 11,375,123 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.4

Radius: 9.5

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.48 AU - 3.4 AU

Year: 3419 Days

Day: 12.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 144.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,010,485 km

• M1: 119,678 km (0.093 R)
• M2: 433,086 km (0.108 R)
• M3: 803,789 km (0.114 R)
• M4: 1,328,579 km (0.078 R)
• M5: 2,002,218 km (0.072 R)
• M6: 2,326,546 km (0.028 R)
• M7: 2,719,091 km (0.03 R)
• M8: 3,082,763 km (0.093 R)
• M9: 3,498,496 km (0.066 R)
• M10: 4,850,412 km (0.069 R)
• M11: 7,307,108 km (0.094 R)
• M12: 8,366,859 km (0.084 R)
• M13: 9,216,874 km (0.069 R)
• M14: 9,682,722 km (0.081 R)
• M15: 10,205,118 km (0.05 R)
• M16: 12,815,302 km (0.108 R)
• M17: 16,228,826 km (0.089 R)
• M18: 20,859,329 km (0.08 R)
• M19: 21,867,170 km (0.094 R)
• M20: 23,118,855 km (0.081 R)
• M21: 23,474,898 km (0.073 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 12,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit