🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.6

Radius: 9.6

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.46 AU - 0.66 AU

Year: 279 Days

Day: 11.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,115,823 km

• M1: 119,529 km (0.115 R)
• M2: 523,742 km (0.117 R)
• M3: 884,123 km (0.058 R)
• M4: 1,195,736 km (0.098 R)
• M5: 1,516,174 km (0.104 R)
• M6: 1,819,559 km (0.101 R)
• M7: 2,118,455 km (0.091 R)
• M8: 2,568,895 km (0.096 R)
• M9: 3,292,200 km (0.051 R)
• M10: 3,876,230 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.6

Radius: 14.9

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.04 AU - 1.42 AU

Year: 910 Days

Day: 7.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,115,823 km

• M1: 185,950 km (0.116 R)
• M2: 766,091 km (0.07 R)
• M3: 1,260,212 km (0.099 R)
• M4: 1,763,161 km (0.065 R)
• M5: 2,644,741 km (0.089 R)
• M6: 3,263,478 km (0.103 R)
• M7: 4,581,285 km (0.072 R)
• M8: 5,460,621 km (0.095 R)
• M9: 5,972,695 km (0.032 R)
• M10: 6,698,095 km (0.099 R)
• M11: 7,310,549 km (0.11 R)
• M12: 9,062,938 km (0.106 R)
• M13: 9,549,131 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.5

Radius: 14.2

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.41 AU - 5.59 AU

Year: 7456 Days

Day: 12.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,115,823 km

• M1: 183,557 km (0.067 R)
• M2: 1,414,747 km (0.059 R)
• M3: 2,062,057 km (0.119 R)
• M4: 2,927,930 km (0.091 R)
• M5: 3,488,174 km (0.116 R)
• M6: 4,363,471 km (0.102 R)
• M7: 5,135,695 km (0.07 R)
• M8: 6,862,952 km (0.054 R)
• M9: 7,492,909 km (0.062 R)
• M10: 9,675,242 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.6

Radius: 6.4

Gravity: 23.94 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.55 AU - 6.09 AU

Year: 9363 Days

Day: 20 Hours

Environment

Temp: -218 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,115,823 km

• M1: 79,586 km (0.061 R)
• M2: 319,990 km (0.089 R)
• M3: 820,395 km (0.083 R)
• M4: 1,095,655 km (0.046 R)
• M5: 1,934,749 km (0.104 R)
• M6: 5,071,667 km (0.119 R)
• M7: 8,344,569 km (0.105 R)
• M8: 9,539,407 km (0.12 R)
• M9: 10,681,886 km (0.114 R)
• M10: 11,739,394 km (0.118 R)
• M11: 13,111,057 km (0.072 R)
• M12: 13,675,639 km (0.075 R)
• M13: 16,239,896 km (0.113 R)
• M14: 19,107,837 km (0.074 R)
• M15: 19,508,610 km (0.096 R)
• M16: 21,597,594 km (0.101 R)
• M17: 27,412,463 km (0.085 R)
• M18: 30,567,483 km (0.118 R)
• M19: 32,685,938 km (0.055 R)
• M20: 49,564,318 km (0.057 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.1

Radius: 6.9

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.47 AU - 11.37 AU

Year: 19280 Days

Day: 24 Hours

Environment

Temp: -237 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,115,823 km

• M1: 87,066 km (0.106 R)
• M2: 325,675 km (0.101 R)
• M3: 660,175 km (0.101 R)
• M4: 933,491 km (0.109 R)
• M5: 1,457,233 km (0.08 R)
• M6: 2,222,426 km (0.084 R)
• M7: 3,203,040 km (0.067 R)
• M8: 4,187,244 km (0.083 R)
• M9: 7,273,598 km (0.108 R)
• M10: 10,458,836 km (0.108 R)
• M11: 12,519,696 km (0.111 R)
• M12: 18,265,451 km (0.103 R)
• M13: 24,189,976 km (0.118 R)
• M14: 25,447,346 km (0.089 R)
• M15: 26,747,650 km (0.112 R)
• M16: 30,792,627 km (0.113 R)
• M17: 32,770,461 km (0.101 R)
• M18: 40,941,945 km (0.06 R)
• M19: 45,024,621 km (0.117 R)
• M20: 46,443,706 km (0.044 R)
• M21: 46,923,317 km (0.051 R)
• M22: 48,055,025 km (0.116 R)
• M23: 53,286,762 km (0.039 R)
• M24: 54,341,427 km (0.057 R)
• M25: 56,310,882 km (0.102 R)
• M26: 58,513,113 km (0.113 R)
• M27: 60,963,077 km (0.077 R)
• M28: 61,730,365 km (0.047 R)
• M29: 63,480,360 km (0.06 R)
• M30: 67,691,989 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320.9

Radius: 5.1

Gravity: 12.34 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.34 AU - 12.28 AU

Year: 22076 Days

Day: 21.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,115,823 km

• M1: 222,003 km (0.08 R)
• M2: 2,675,109 km (0.071 R)
• M3: 2,836,974 km (0.106 R)
• M4: 4,345,818 km (0.068 R)
• M5: 4,635,440 km (0.073 R)
• M6: 4,801,942 km (0.065 R)
• M7: 5,732,740 km (0.086 R)
• M8: 7,168,132 km (0.094 R)
• M9: 7,897,720 km (0.059 R)
• M10: 8,183,752 km (0.119 R)
• M11: 13,145,165 km (0.094 R)
• M12: 13,614,753 km (0.077 R)
• M13: 13,819,403 km (0.062 R)
• M14: 14,658,497 km (0.112 R)
• M15: 19,714,755 km (0.102 R)
• M16: 20,064,515 km (0.048 R)
• M17: 22,440,429 km (0.101 R)
• M18: 25,304,330 km (0.068 R)
• M19: 26,030,329 km (0.114 R)
• M20: 27,199,286 km (0.072 R)
• M21: 27,961,039 km (0.055 R)
• M22: 30,447,804 km (0.117 R)
• M23: 37,168,489 km (0.091 R)
• M24: 39,334,666 km (0.057 R)
• M25: 43,916,849 km (0.059 R)
• M26: 45,115,427 km (0.111 R)
• M27: 48,207,166 km (0.113 R)
• M28: 49,804,722 km (0.109 R)
• M29: 52,601,005 km (0.072 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: 484 - 18,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit