🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.24 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.7

Radius: 9.9

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.24 AU - 2.72 AU

Year: 2562 Days

Day: 12 Hours

Environment

Temp: -198 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,931,185 km

• M1: 125,662 km (0.089 R)
• M2: 479,461 km (0.06 R)
• M3: 835,355 km (0.095 R)
• M4: 1,553,275 km (0.086 R)
• M5: 1,878,650 km (0.06 R)
• M6: 2,291,241 km (0.12 R)
• M7: 2,875,570 km (0.111 R)
• M8: 3,445,239 km (0.079 R)
• M9: 4,192,630 km (0.071 R)
• M10: 4,996,868 km (0.116 R)
• M11: 5,486,352 km (0.118 R)
• M12: 6,197,690 km (0.115 R)
• M13: 6,647,531 km (0.092 R)
• M14: 7,088,845 km (0.1 R)
• M15: 7,644,152 km (0.078 R)
• M16: 8,429,541 km (0.043 R)
• M17: 9,744,357 km (0.078 R)
• M18: 10,122,241 km (0.115 R)
• M19: 10,470,505 km (0.048 R)
• M20: 13,739,816 km (0.041 R)
• M21: 15,810,999 km (0.104 R)
• M22: 17,247,737 km (0.077 R)
• M23: 17,857,199 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.6

Radius: 11.3

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.24 AU - 2.74 AU

Year: 2578 Days

Day: 13.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,931,185 km

• M1: 140,622 km (0.113 R)
• M2: 614,997 km (0.031 R)
• M3: 1,228,947 km (0.098 R)
• M4: 1,616,555 km (0.119 R)
• M5: 2,408,975 km (0.075 R)
• M6: 2,932,866 km (0.096 R)
• M7: 3,374,778 km (0.106 R)
• M8: 4,775,463 km (0.083 R)
• M9: 5,413,947 km (0.108 R)
• M10: 6,640,201 km (0.101 R)
• M11: 8,200,058 km (0.12 R)
• M12: 9,218,670 km (0.105 R)
• M13: 10,282,909 km (0.098 R)
• M14: 11,387,689 km (0.102 R)
• M15: 11,948,681 km (0.117 R)
• M16: 14,240,820 km (0.118 R)
• M17: 18,018,465 km (0.118 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895

Radius: 5.8

Gravity: 26.61 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.86 AU - 7.24 AU

Year: 9762 Days

Day: 15.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,931,185 km

• M1: 72,256 km (0.11 R)
• M2: 325,076 km (0.119 R)
• M3: 542,292 km (0.104 R)
• M4: 886,367 km (0.039 R)
• M5: 1,131,409 km (0.102 R)
• M6: 1,434,943 km (0.077 R)
• M7: 1,872,666 km (0.109 R)
• M8: 2,375,913 km (0.086 R)
• M9: 2,831,439 km (0.084 R)
• M10: 3,033,695 km (0.06 R)
• M11: 4,369,604 km (0.062 R)
• M12: 7,652,081 km (0.051 R)
• M13: 7,957,560 km (0.071 R)
• M14: 8,970,936 km (0.104 R)
• M15: 9,760,064 km (0.092 R)
• M16: 11,195,007 km (0.069 R)
• M17: 14,675,701 km (0.097 R)
• M18: 15,352,781 km (0.057 R)
• M19: 16,551,209 km (0.097 R)
• M20: 17,284,538 km (0.046 R)
• M21: 18,973,947 km (0.096 R)
• M22: 22,322,097 km (0.086 R)
• M23: 27,035,178 km (0.092 R)
• M24: 27,641,947 km (0.037 R)
• M25: 31,031,535 km (0.066 R)
• M26: 33,284,928 km (0.091 R)
• M27: 34,098,740 km (0.093 R)
• M28: 38,494,674 km (0.104 R)
• M29: 41,894,584 km (0.11 R)
• M30: 45,631,539 km (0.044 R)
• M31: 47,653,953 km (0.112 R)
• M32: 48,836,075 km (0.034 R)
• M33: 49,584,813 km (0.091 R)
• M34: 50,037,645 km (0.046 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.4

Radius: 7.3

Gravity: 15.26 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.47 AU - 7.11 AU

Year: 10349 Days

Day: 24.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,931,185 km

• M1: 91,404 km (0.103 R)
• M2: 327,919 km (0.115 R)
• M3: 650,302 km (0.112 R)
• M4: 1,695,692 km (0.083 R)
• M5: 2,550,045 km (0.026 R)
• M6: 3,003,327 km (0.034 R)
• M7: 3,663,652 km (0.099 R)
• M8: 4,299,293 km (0.029 R)
• M9: 4,941,816 km (0.082 R)
• M10: 5,932,154 km (0.108 R)
• M11: 7,464,335 km (0.096 R)
• M12: 8,344,868 km (0.119 R)
• M13: 10,576,121 km (0.055 R)
• M14: 12,090,500 km (0.114 R)
• M15: 14,859,556 km (0.08 R)
• M16: 20,507,175 km (0.093 R)
• M17: 21,012,667 km (0.114 R)
• M18: 21,873,602 km (0.067 R)
• M19: 26,832,622 km (0.095 R)
• M20: 27,437,297 km (0.106 R)
• M21: 28,154,170 km (0.115 R)
• M22: 28,883,609 km (0.116 R)
• M23: 31,368,729 km (0.07 R)
• M24: 33,294,801 km (0.091 R)
• M25: 34,819,802 km (0.098 R)
• M26: 39,027,541 km (0.056 R)
• M27: 39,673,655 km (0.119 R)
• M28: 44,117,758 km (0.074 R)
• M29: 49,935,620 km (0.065 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: 335 - 11,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit