🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.2

Radius: 11.1

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.81 AU - 1.15 AU

Year: 626 Days

Day: 12 Hours

Environment

Temp: -160 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,697,252 km

• M1: 138,079 km (0.082 R)
• M2: 493,673 km (0.1 R)
• M3: 856,747 km (0.032 R)
• M4: 1,251,985 km (0.104 R)
• M5: 1,787,545 km (0.118 R)
• M6: 2,226,166 km (0.099 R)
• M7: 2,947,377 km (0.068 R)
• M8: 3,469,623 km (0.095 R)
• M9: 3,904,804 km (0.099 R)
• M10: 4,297,947 km (0.117 R)
• M11: 5,829,380 km (0.104 R)
• M12: 6,976,796 km (0.04 R)
• M13: 7,330,744 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.2

Radius: 12.4

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.03 AU - 2.99 AU

Year: 2568 Days

Day: 12.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,697,252 km

• M1: 154,235 km (0.119 R)
• M2: 797,057 km (0.044 R)
• M3: 1,361,041 km (0.114 R)
• M4: 1,753,885 km (0.075 R)
• M5: 2,747,365 km (0.062 R)
• M6: 4,741,355 km (0.115 R)
• M7: 5,369,217 km (0.111 R)
• M8: 6,184,526 km (0.076 R)
• M9: 6,906,335 km (0.087 R)
• M10: 10,520,919 km (0.097 R)
• M11: 11,347,298 km (0.118 R)
• M12: 11,963,641 km (0.099 R)
• M13: 12,515,807 km (0.109 R)
• M14: 12,996,165 km (0.107 R)
• M15: 14,322,051 km (0.049 R)
• M16: 15,989,170 km (0.094 R)
• M17: 18,390,066 km (0.115 R)
• M18: 18,840,805 km (0.043 R)
• M19: 19,414,512 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.8

Radius: 11.2

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.21 AU - 3.47 AU

Year: 3090 Days

Day: 10.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,697,252 km

• M1: 167,400 km (0.059 R)
• M2: 717,920 km (0.113 R)
• M3: 1,199,177 km (0.101 R)
• M4: 1,677,591 km (0.074 R)
• M5: 2,092,276 km (0.086 R)
• M6: 2,457,594 km (0.068 R)
• M7: 2,808,700 km (0.115 R)
• M8: 3,464,537 km (0.112 R)
• M9: 4,371,848 km (0.101 R)
• M10: 4,954,681 km (0.062 R)
• M11: 5,842,994 km (0.11 R)
• M12: 6,425,079 km (0.105 R)
• M13: 7,992,416 km (0.108 R)
• M14: 8,896,436 km (0.088 R)
• M15: 12,841,780 km (0.068 R)
• M16: 14,294,974 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.4

Radius: 7.8

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.7 AU - 8.84 AU

Year: 15356 Days

Day: 20.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,697,252 km

• M1: 127,757 km (0.107 R)
• M2: 489,783 km (0.072 R)
• M3: 1,205,011 km (0.054 R)
• M4: 1,594,564 km (0.085 R)
• M5: 1,851,274 km (0.063 R)
• M6: 4,078,786 km (0.047 R)
• M7: 6,938,200 km (0.091 R)
• M8: 9,438,130 km (0.111 R)
• M9: 16,126,950 km (0.104 R)
• M10: 17,337,645 km (0.106 R)
• M11: 27,062,853 km (0.073 R)
• M12: 31,405,679 km (0.113 R)
• M13: 32,615,328 km (0.116 R)
• M14: 38,011,772 km (0.05 R)
• M15: 45,487,327 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.8

Radius: 7.7

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.72 AU - 10.02 AU

Year: 18519 Days

Day: 18.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,697,252 km

• M1: 95,743 km (0.102 R)
• M2: 382,971 km (0.114 R)
• M3: 809,324 km (0.105 R)
• M4: 1,819,409 km (0.076 R)
• M5: 3,226,676 km (0.084 R)
• M6: 3,500,590 km (0.036 R)
• M7: 4,239,604 km (0.119 R)
• M8: 4,819,146 km (0.092 R)
• M9: 5,279,159 km (0.118 R)
• M10: 5,804,098 km (0.064 R)
• M11: 9,458,774 km (0.032 R)
• M12: 10,826,847 km (0.06 R)
• M13: 13,626,720 km (0.097 R)
• M14: 13,950,450 km (0.059 R)
• M15: 14,478,980 km (0.104 R)
• M16: 15,505,969 km (0.085 R)
• M17: 19,442,936 km (0.116 R)
• M18: 20,691,629 km (0.074 R)
• M19: 24,949,933 km (0.069 R)
• M20: 27,539,771 km (0.115 R)
• M21: 31,526,405 km (0.061 R)
• M22: 35,149,665 km (0.076 R)
• M23: 38,010,725 km (0.105 R)
• M24: 39,301,605 km (0.078 R)
• M25: 43,210,447 km (0.114 R)
• M26: 44,901,053 km (0.028 R)
• M27: 46,197,618 km (0.078 R)
• M28: 50,699,616 km (0.115 R)
• M29: 52,105,238 km (0.032 R)
• M30: 53,697,258 km (0.12 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 16,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit