🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.3

Radius: 9.7

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.58 AU - 0.64 AU

Year: 318 Days

Day: 8.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,297,156 km

• M1: 120,725 km (0.1 R)
• M2: 537,056 km (0.059 R)
• M3: 968,347 km (0.111 R)
• M4: 1,394,551 km (0.062 R)
• M5: 1,741,469 km (0.104 R)
• M6: 2,244,566 km (0.107 R)
• M7: 2,576,524 km (0.119 R)
• M8: 2,921,347 km (0.107 R)
• M9: 3,429,531 km (0.036 R)
• M10: 3,848,405 km (0.094 R)
• M11: 4,223,447 km (0.111 R)
• M12: 4,677,925 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.1

Radius: 10.2

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.04 AU - 1.18 AU

Year: 780 Days

Day: 9.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,297,156 km

• M1: 127,158 km (0.117 R)
• M2: 514,467 km (0.059 R)
• M3: 848,968 km (0.102 R)
• M4: 1,279,361 km (0.094 R)
• M5: 1,764,507 km (0.088 R)
• M6: 2,160,492 km (0.119 R)
• M7: 3,147,539 km (0.108 R)
• M8: 3,588,853 km (0.061 R)
• M9: 4,039,890 km (0.064 R)
• M10: 4,596,544 km (0.07 R)
• M11: 4,965,453 km (0.098 R)
• M12: 5,411,254 km (0.069 R)
• M13: 5,924,225 km (0.059 R)
• M14: 6,512,743 km (0.112 R)
• M15: 6,933,861 km (0.107 R)
• M16: 7,420,503 km (0.113 R)
• M17: 8,129,747 km (0.062 R)
• M18: 8,566,124 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.8

Radius: 10.3

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.52 AU - 2.32 AU

Year: 1774 Days

Day: 11.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,297,156 km

• M1: 129,103 km (0.107 R)
• M2: 528,380 km (0.089 R)
• M3: 862,282 km (0.102 R)
• M4: 1,369,269 km (0.095 R)
• M5: 1,857,706 km (0.043 R)
• M6: 2,633,222 km (0.07 R)
• M7: 3,141,555 km (0.096 R)
• M8: 3,926,346 km (0.086 R)
• M9: 4,531,918 km (0.109 R)
• M10: 5,465,109 km (0.111 R)
• M11: 6,938,050 km (0.051 R)
• M12: 7,427,534 km (0.099 R)
• M13: 8,415,030 km (0.107 R)
• M14: 9,195,332 km (0.108 R)
• M15: 10,194,496 km (0.069 R)
• M16: 11,826,908 km (0.065 R)
• M17: 12,173,228 km (0.059 R)
• M18: 13,710,944 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.7

Radius: 11.4

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.59 AU - 2.71 AU

Year: 2877 Days

Day: 9.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 156.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,297,156 km

• M1: 141,819 km (0.117 R)
• M2: 545,434 km (0.04 R)
• M3: 913,445 km (0.104 R)
• M4: 1,391,410 km (0.113 R)
• M5: 1,760,169 km (0.108 R)
• M6: 2,220,631 km (0.069 R)
• M7: 3,023,523 km (0.096 R)
• M8: 3,492,661 km (0.114 R)
• M9: 3,895,080 km (0.095 R)
• M10: 4,620,929 km (0.103 R)
• M11: 5,726,606 km (0.112 R)
• M12: 6,395,159 km (0.105 R)
• M13: 7,201,342 km (0.064 R)
• M14: 9,426,461 km (0.106 R)
• M15: 10,771,795 km (0.1 R)
• M16: 11,156,411 km (0.117 R)
• M17: 11,670,130 km (0.101 R)
• M18: 12,158,417 km (0.116 R)
• M19: 12,660,169 km (0.115 R)
• M20: 13,132,150 km (0.061 R)
• M21: 14,854,171 km (0.063 R)
• M22: 15,818,628 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.8

Radius: 4.1

Gravity: 28.3 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8.28 AU - 12.72 AU

Year: 22689 Days

Day: 15.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,297,156 km

• M1: 51,013 km (0.098 R)
• M2: 223,350 km (0.059 R)
• M3: 392,096 km (0.06 R)
• M4: 672,891 km (0.098 R)
• M5: 953,836 km (0.091 R)
• M6: 1,746,555 km (0.081 R)
• M7: 2,129,226 km (0.115 R)
• M8: 2,340,309 km (0.036 R)
• M9: 3,032,648 km (0.111 R)
• M10: 3,671,581 km (0.058 R)
• M11: 4,263,539 km (0.034 R)
• M12: 5,516,571 km (0.065 R)
• M13: 8,355,639 km (0.085 R)
• M14: 8,774,214 km (0.051 R)
• M15: 11,017,434 km (0.096 R)
• M16: 12,572,654 km (0.115 R)
• M17: 14,121,590 km (0.046 R)
• M18: 15,635,969 km (0.101 R)
• M19: 17,005,688 km (0.119 R)
• M20: 19,162,141 km (0.115 R)
• M21: 21,494,222 km (0.114 R)
• M22: 21,786,088 km (0.116 R)
• M23: 29,372,495 km (0.103 R)
• M24: 31,199,534 km (0.117 R)
• M25: 32,586,605 km (0.046 R)
• M26: 37,132,735 km (0.11 R)
• M27: 37,412,632 km (0.058 R)
• M28: 37,693,876 km (0.094 R)
• M29: 38,689,450 km (0.109 R)
• M30: 39,848,385 km (0.116 R)
• M31: 41,479,750 km (0.074 R)
• M32: 46,153,785 km (0.11 R)
• M33: 46,477,366 km (0.082 R)
• M34: 50,478,510 km (0.083 R)
• M35: 57,834,088 km (0.078 R)
• M36: 60,114,708 km (0.084 R)
• M37: 66,900,766 km (0.118 R)
• M38: 67,107,810 km (0.087 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: 348 - 11,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit