🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.9

Radius: 14.1

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.42 AU - 0.66 AU

Year: 265 Days

Day: 12.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 80,024,761 km

• M1: 175,478 km (0.083 R)
• M2: 708,496 km (0.113 R)
• M3: 1,460,973 km (0.096 R)
• M4: 2,042,011 km (0.115 R)
• M5: 3,043,569 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814

Radius: 12.4

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.56 AU - 1.62 AU

Year: 1337 Days

Day: 13.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,024,761 km

• M1: 154,535 km (0.109 R)
• M2: 548,875 km (0.063 R)
• M3: 1,147,266 km (0.025 R)
• M4: 1,614,311 km (0.107 R)
• M5: 2,031,240 km (0.106 R)
• M6: 2,558,572 km (0.075 R)
• M7: 3,059,725 km (0.116 R)
• M8: 3,824,320 km (0.109 R)
• M9: 4,243,493 km (0.092 R)
• M10: 4,870,159 km (0.111 R)
• M11: 6,167,621 km (0.119 R)
• M12: 6,598,612 km (0.102 R)
• M13: 8,412,636 km (0.111 R)
• M14: 9,529,085 km (0.116 R)
• M15: 10,106,832 km (0.091 R)
• M16: 10,572,231 km (0.081 R)
• M17: 12,240,547 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.9

Radius: 9.1

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.23 AU - 6.37 AU

Year: 8137 Days

Day: 9.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,024,761 km

• M1: 113,246 km (0.079 R)
• M2: 398,678 km (0.09 R)
• M3: 1,134,401 km (0.081 R)
• M4: 1,650,962 km (0.044 R)
• M5: 2,464,775 km (0.07 R)
• M6: 2,764,419 km (0.111 R)
• M7: 4,059,637 km (0.092 R)
• M8: 5,526,744 km (0.097 R)
• M9: 8,473,523 km (0.098 R)
• M10: 15,778,087 km (0.051 R)
• M11: 16,169,286 km (0.072 R)
• M12: 16,566,917 km (0.061 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.5

Radius: 5

Gravity: 23.86 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.46 AU - 10.6 AU

Year: 18095 Days

Day: 17 Hours

Environment

Temp: -224 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,024,761 km

• M1: 70,161 km (0.097 R)
• M2: 233,073 km (0.1 R)
• M3: 395,836 km (0.055 R)
• M4: 1,148,912 km (0.046 R)
• M5: 1,521,111 km (0.086 R)
• M6: 1,752,838 km (0.117 R)
• M7: 1,988,904 km (0.051 R)
• M8: 2,924,040 km (0.104 R)
• M9: 3,337,229 km (0.053 R)
• M10: 3,529,911 km (0.058 R)
• M11: 5,165,465 km (0.111 R)
• M12: 6,127,230 km (0.086 R)
• M13: 7,525,371 km (0.071 R)
• M14: 8,912,144 km (0.063 R)
• M15: 9,230,039 km (0.089 R)
• M16: 9,446,208 km (0.087 R)
• M17: 9,832,470 km (0.113 R)
• M18: 10,519,273 km (0.119 R)
• M19: 11,054,983 km (0.115 R)
• M20: 11,860,418 km (0.114 R)
• M21: 12,440,559 km (0.091 R)
• M22: 13,867,573 km (0.084 R)
• M23: 17,042,189 km (0.119 R)
• M24: 20,394,827 km (0.073 R)
• M25: 22,760,568 km (0.105 R)
• M26: 27,025,903 km (0.093 R)
• M27: 29,403,611 km (0.059 R)
• M28: 32,536,340 km (0.119 R)
• M29: 36,017,483 km (0.115 R)
• M30: 37,916,628 km (0.112 R)
• M31: 44,165,480 km (0.077 R)
• M32: 44,779,430 km (0.105 R)
• M33: 47,292,225 km (0.106 R)
• M34: 49,731,867 km (0.118 R)
• M35: 50,063,376 km (0.088 R)
• M36: 52,083,396 km (0.064 R)
• M37: 56,464,968 km (0.095 R)
• M38: 58,284,228 km (0.12 R)
• M39: 63,975,978 km (0.036 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.6

Radius: 4.1

Gravity: 55.3 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.48 AU - 10.86 AU

Year: 18518 Days

Day: 16.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 80,024,761 km

• M1: 51,013 km (0.119 R)
• M2: 305,030 km (0.106 R)
• M3: 1,607,728 km (0.055 R)
• M4: 1,863,541 km (0.072 R)
• M5: 3,222,039 km (0.12 R)
• M6: 4,268,326 km (0.062 R)
• M7: 4,650,549 km (0.113 R)
• M8: 4,905,314 km (0.063 R)
• M9: 5,808,437 km (0.049 R)
• M10: 6,321,108 km (0.066 R)
• M11: 7,485,279 km (0.098 R)
• M12: 7,988,676 km (0.089 R)
• M13: 8,785,285 km (0.088 R)
• M14: 9,928,212 km (0.079 R)
• M15: 10,289,491 km (0.061 R)
• M16: 14,020,612 km (0.104 R)
• M17: 14,246,654 km (0.105 R)
• M18: 14,861,501 km (0.099 R)
• M19: 15,898,215 km (0.116 R)
• M20: 17,411,846 km (0.108 R)
• M21: 20,335,287 km (0.088 R)
• M22: 21,811,669 km (0.113 R)
• M23: 22,013,775 km (0.11 R)
• M24: 22,421,729 km (0.106 R)
• M25: 24,976,113 km (0.058 R)
• M26: 25,197,368 km (0.093 R)
• M27: 29,406,304 km (0.093 R)
• M28: 35,714,846 km (0.083 R)
• M29: 35,995,641 km (0.072 R)
• M30: 37,856,938 km (0.108 R)
• M31: 38,589,519 km (0.085 R)
• M32: 39,781,365 km (0.088 R)
• M33: 44,794,390 km (0.063 R)
• M34: 44,957,451 km (0.099 R)
• M35: 46,777,758 km (0.076 R)
• M36: 47,791,134 km (0.116 R)
• M37: 51,274,521 km (0.09 R)
• M38: 53,443,690 km (0.05 R)
• M39: 56,620,251 km (0.087 R)
• M40: 60,715,193 km (0.083 R)
• M41: 64,171,203 km (0.102 R)
• M42: 64,794,428 km (0.041 R)
• M43: 76,015,016 km (0.084 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: 319 - 12,045 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit