🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.2

Radius: 10.6

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1 AU - 1.36 AU

Year: 815 Days

Day: 5.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,372,037 km

• M1: 131,796 km (0.115 R)
• M2: 473,776 km (0.118 R)
• M3: 936,931 km (0.117 R)
• M4: 1,272,031 km (0.101 R)
• M5: 1,777,671 km (0.104 R)
• M6: 2,176,200 km (0.117 R)
• M7: 2,516,835 km (0.1 R)
• M8: 2,970,565 km (0.072 R)
• M9: 3,307,759 km (0.051 R)
• M10: 4,173,781 km (0.072 R)
• M11: 4,598,639 km (0.096 R)
• M12: 5,052,219 km (0.098 R)
• M13: 5,515,673 km (0.033 R)
• M14: 5,944,271 km (0.103 R)
• M15: 7,268,961 km (0.082 R)
• M16: 8,945,653 km (0.118 R)

Asteroid Belt

Center: 2.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.9

Radius: 9

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.8 AU - 4.06 AU

Year: 4039 Days

Day: 7.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,372,037 km

• M1: 112,049 km (0.112 R)
• M2: 429,047 km (0.076 R)
• M3: 821,741 km (0.059 R)
• M4: 1,279,959 km (0.118 R)
• M5: 2,400,747 km (0.098 R)
• M6: 2,932,118 km (0.057 R)
• M7: 4,228,982 km (0.049 R)
• M8: 4,664,910 km (0.049 R)
• M9: 5,956,389 km (0.068 R)
• M10: 6,445,574 km (0.083 R)
• M11: 7,938,411 km (0.092 R)
• M12: 8,318,838 km (0.049 R)
• M13: 9,571,870 km (0.084 R)
• M14: 10,243,565 km (0.056 R)
• M15: 15,318,523 km (0.09 R)
• M16: 21,654,741 km (0.086 R)
• M17: 22,949,660 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.9

Radius: 8.8

Gravity: 12.65 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.52 AU - 4.16 AU

Year: 4784 Days

Day: 8.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,372,037 km

• M1: 109,506 km (0.105 R)
• M2: 418,724 km (0.093 R)
• M3: 750,383 km (0.1 R)
• M4: 1,034,619 km (0.108 R)
• M5: 1,438,234 km (0.095 R)
• M6: 2,584,154 km (0.074 R)
• M7: 3,231,763 km (0.068 R)
• M8: 3,889,395 km (0.091 R)
• M9: 4,956,477 km (0.069 R)
• M10: 5,237,122 km (0.069 R)
• M11: 5,558,159 km (0.089 R)
• M12: 6,017,126 km (0.116 R)
• M13: 6,501,075 km (0.12 R)
• M14: 7,843,865 km (0.056 R)
• M15: 8,304,028 km (0.06 R)
• M16: 8,620,727 km (0.073 R)
• M17: 13,237,766 km (0.086 R)
• M18: 15,318,972 km (0.046 R)
• M19: 16,221,645 km (0.092 R)
• M20: 16,842,925 km (0.045 R)
• M21: 17,223,203 km (0.119 R)
• M22: 17,935,289 km (0.093 R)
• M23: 18,734,291 km (0.105 R)
• M24: 21,053,956 km (0.073 R)
• M25: 22,244,904 km (0.038 R)
• M26: 25,169,842 km (0.084 R)
• M27: 30,255,721 km (0.092 R)
• M28: 31,674,507 km (0.091 R)
• M29: 32,841,071 km (0.031 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.1

Radius: 14.7

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.19 AU - 5.03 AU

Year: 5298 Days

Day: 12.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,372,037 km

• M1: 182,809 km (0.112 R)
• M2: 873,502 km (0.08 R)
• M3: 2,245,464 km (0.105 R)
• M4: 2,924,638 km (0.061 R)
• M5: 3,759,394 km (0.098 R)
• M6: 4,532,815 km (0.046 R)
• M7: 5,071,817 km (0.094 R)
• M8: 6,579,913 km (0.086 R)
• M9: 8,016,052 km (0.075 R)
• M10: 8,660,520 km (0.104 R)
• M11: 11,591,591 km (0.072 R)
• M12: 12,230,374 km (0.118 R)
• M13: 14,548,393 km (0.048 R)
• M14: 15,783,623 km (0.057 R)
• M15: 21,229,284 km (0.085 R)
• M16: 22,746,805 km (0.085 R)
• M17: 23,604,450 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.7

Radius: 4.1

Gravity: 47.04 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.41 AU - 9.77 AU

Year: 14630 Days

Day: 18.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,372,037 km

• M1: 51,013 km (0.097 R)
• M2: 196,572 km (0.118 R)
• M3: 428,598 km (0.117 R)
• M4: 740,509 km (0.093 R)
• M5: 1,397,543 km (0.095 R)
• M6: 1,713,195 km (0.06 R)
• M7: 3,148,138 km (0.046 R)
• M8: 5,271,231 km (0.098 R)
• M9: 6,946,577 km (0.088 R)
• M10: 7,715,361 km (0.069 R)
• M11: 8,489,380 km (0.05 R)
• M12: 9,636,197 km (0.041 R)
• M13: 10,360,401 km (0.098 R)
• M14: 10,532,588 km (0.073 R)
• M15: 11,240,186 km (0.087 R)
• M16: 12,947,546 km (0.048 R)
• M17: 13,281,598 km (0.062 R)
• M18: 13,828,079 km (0.091 R)
• M19: 14,532,087 km (0.081 R)
• M20: 14,820,212 km (0.077 R)
• M21: 15,112,227 km (0.082 R)
• M22: 19,092,428 km (0.089 R)
• M23: 19,700,095 km (0.077 R)
• M24: 22,546,793 km (0.098 R)
• M25: 23,421,940 km (0.072 R)
• M26: 24,319,378 km (0.05 R)
• M27: 30,659,934 km (0.075 R)
• M28: 35,361,346 km (0.086 R)
• M29: 44,025,606 km (0.101 R)
• M30: 45,851,448 km (0.12 R)
• M31: 48,523,266 km (0.085 R)
• M32: 60,249,495 km (0.079 R)
• M33: 61,366,543 km (0.072 R)
• M34: 64,412,654 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485

Radius: 7.1

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.3 AU - 8.56 AU

Year: 15562 Days

Day: 23.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,372,037 km

• M1: 94,995 km (0.059 R)
• M2: 641,924 km (0.03 R)
• M3: 2,399,849 km (0.055 R)
• M4: 2,919,851 km (0.05 R)
• M5: 3,182,246 km (0.072 R)
• M6: 3,486,378 km (0.036 R)
• M7: 4,152,986 km (0.082 R)
• M8: 4,548,074 km (0.119 R)
• M9: 5,238,917 km (0.074 R)
• M10: 12,154,827 km (0.075 R)
• M11: 14,411,960 km (0.115 R)
• M12: 14,825,149 km (0.098 R)
• M13: 20,331,996 km (0.106 R)
• M14: 24,254,901 km (0.107 R)
• M15: 29,417,524 km (0.094 R)
• M16: 30,870,717 km (0.117 R)
• M17: 40,335,625 km (0.072 R)
• M18: 41,431,878 km (0.102 R)
• M19: 44,404,238 km (0.064 R)
• M20: 51,405,419 km (0.105 R)
• M21: 53,509,662 km (0.071 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 14,080 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit