🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.77 AU - 1.97 AU

Year: 953 Days

Day: 29.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.82 AU - 2.22 AU

Year: 1070 Days

Day: 13.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,382,853 km

• M1: 644,617 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276

Radius: 9.1

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.76 AU - 5.78 AU

Year: 3884 Days

Day: 10.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 144.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,382,853 km

• M1: 113,096 km (0.093 R)
• M2: 634,295 km (0.09 R)
• M3: 965,505 km (0.036 R)
• M4: 1,510,938 km (0.029 R)
• M5: 1,820,157 km (0.102 R)
• M6: 2,107,984 km (0.094 R)
• M7: 2,901,899 km (0.112 R)
• M8: 3,563,870 km (0.051 R)
• M9: 4,240,651 km (0.083 R)
• M10: 4,577,545 km (0.071 R)
• M11: 4,932,092 km (0.076 R)
• M12: 5,696,687 km (0.113 R)
• M13: 6,510,649 km (0.119 R)
• M14: 7,370,238 km (0.103 R)
• M15: 8,499,253 km (0.055 R)
• M16: 9,105,274 km (0.053 R)
• M17: 13,768,689 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.1

Radius: 9.7

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.65 AU - 9.09 AU

Year: 9027 Days

Day: 6 Hours

Environment

Temp: -170 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,382,853 km

• M1: 120,576 km (0.114 R)
• M2: 596,896 km (0.052 R)
• M3: 1,352,365 km (0.056 R)
• M4: 2,016,579 km (0.078 R)
• M5: 2,472,105 km (0.074 R)
• M6: 2,884,995 km (0.098 R)
• M7: 3,876,978 km (0.101 R)
• M8: 4,554,956 km (0.111 R)
• M9: 6,987,717 km (0.078 R)
• M10: 8,665,457 km (0.116 R)
• M11: 10,025,002 km (0.039 R)
• M12: 11,410,129 km (0.113 R)
• M13: 11,747,173 km (0.095 R)
• M14: 12,206,737 km (0.094 R)
• M15: 14,230,946 km (0.079 R)
• M16: 16,327,261 km (0.07 R)
• M17: 18,390,814 km (0.112 R)
• M18: 20,048,359 km (0.093 R)
• M19: 20,622,366 km (0.09 R)
• M20: 22,235,779 km (0.1 R)
• M21: 25,808,026 km (0.108 R)
• M22: 28,597,129 km (0.047 R)
• M23: 33,148,345 km (0.036 R)
• M24: 35,595,317 km (0.082 R)
• M25: 36,315,930 km (0.042 R)
• M26: 39,937,096 km (0.088 R)
• M27: 42,168,049 km (0.109 R)
• M28: 47,308,531 km (0.092 R)
• M29: 48,179,640 km (0.116 R)
• M30: 49,061,519 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571

Radius: 7.1

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 14.04 AU - 16.74 AU

Year: 22507 Days

Day: 24 Hours

Environment

Temp: -202 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,382,853 km

• M1: 88,263 km (0.098 R)
• M2: 349,461 km (0.052 R)
• M3: 670,946 km (0.081 R)
• M4: 1,448,407 km (0.11 R)
• M5: 1,823,748 km (0.111 R)
• M6: 2,624,096 km (0.068 R)
• M7: 3,638,968 km (0.113 R)
• M8: 4,504,392 km (0.106 R)
• M9: 6,635,563 km (0.07 R)
• M10: 6,861,755 km (0.109 R)
• M11: 7,868,998 km (0.065 R)
• M12: 9,417,485 km (0.057 R)
• M13: 10,906,732 km (0.069 R)
• M14: 13,033,714 km (0.116 R)
• M15: 14,800,017 km (0.083 R)
• M16: 18,265,152 km (0.111 R)
• M17: 24,206,880 km (0.034 R)
• M18: 24,852,844 km (0.11 R)
• M19: 27,668,725 km (0.066 R)
• M20: 29,945,903 km (0.094 R)
• M21: 35,693,454 km (0.062 R)
• M22: 42,134,988 km (0.107 R)
• M23: 54,276,052 km (0.083 R)
• M24: 57,068,596 km (0.07 R)
• M25: 61,534,391 km (0.095 R)
• M26: 63,140,773 km (0.034 R)
• M27: 63,546,782 km (0.066 R)
• M28: 65,187,871 km (0.044 R)
• M29: 76,779,761 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.9

Radius: 6.6

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 13.26 AU - 18.32 AU

Year: 23390 Days

Day: 18.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,382,853 km

• M1: 83,326 km (0.095 R)
• M2: 403,914 km (0.088 R)
• M3: 722,259 km (0.062 R)
• M4: 2,404,487 km (0.086 R)
• M5: 3,159,806 km (0.074 R)
• M6: 3,548,611 km (0.088 R)
• M7: 3,968,981 km (0.077 R)
• M8: 5,278,262 km (0.081 R)
• M9: 6,454,550 km (0.093 R)
• M10: 8,247,929 km (0.072 R)
• M11: 8,506,285 km (0.108 R)
• M12: 9,093,755 km (0.106 R)
• M13: 9,369,614 km (0.102 R)
• M14: 10,113,115 km (0.111 R)
• M15: 11,781,730 km (0.082 R)
• M16: 12,715,520 km (0.109 R)
• M17: 14,654,159 km (0.1 R)
• M18: 16,699,311 km (0.038 R)
• M19: 18,309,134 km (0.053 R)
• M20: 23,341,756 km (0.068 R)
• M21: 25,241,050 km (0.086 R)
• M22: 27,013,636 km (0.117 R)
• M23: 30,068,574 km (0.084 R)
• M24: 30,312,717 km (0.099 R)
• M25: 32,698,355 km (0.11 R)
• M26: 35,613,568 km (0.058 R)
• M27: 38,841,890 km (0.108 R)
• M28: 39,861,699 km (0.09 R)
• M29: 40,156,407 km (0.095 R)
• M30: 43,963,373 km (0.083 R)
• M31: 47,506,599 km (0.117 R)
• M32: 48,672,714 km (0.106 R)
• M33: 49,857,829 km (0.104 R)
• M34: 50,715,922 km (0.118 R)
• M35: 51,061,942 km (0.094 R)
• M36: 52,285,503 km (0.069 R)
• M37: 56,442,977 km (0.077 R)
• M38: 68,314,765 km (0.119 R)
• M39: 71,089,207 km (0.036 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: 309 - 17,097 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit