🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.2

Radius: 13.4

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.93 AU - 1.11 AU

Year: 665 Days

Day: 14.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,385,402 km

• M1: 166,652 km (0.056 R)
• M2: 704,307 km (0.111 R)
• M3: 1,152,203 km (0.078 R)
• M4: 1,679,984 km (0.067 R)
• M5: 2,281,667 km (0.088 R)
• M6: 2,898,010 km (0.09 R)
• M7: 3,339,772 km (0.065 R)
• M8: 3,826,863 km (0.086 R)
• M9: 4,256,359 km (0.112 R)
• M10: 4,961,862 km (0.056 R)
• M11: 5,599,299 km (0.102 R)
• M12: 6,213,548 km (0.104 R)
• M13: 6,688,072 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.8

Radius: 10.2

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.21 AU - 3.29 AU

Year: 2945 Days

Day: 13.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,385,402 km

• M1: 127,308 km (0.116 R)
• M2: 782,098 km (0.051 R)
• M3: 1,437,785 km (0.064 R)
• M4: 2,628,734 km (0.098 R)
• M5: 4,096,887 km (0.104 R)
• M6: 5,243,256 km (0.091 R)
• M7: 5,868,724 km (0.078 R)
• M8: 6,423,284 km (0.06 R)
• M9: 6,911,721 km (0.05 R)
• M10: 7,294,243 km (0.093 R)
• M11: 8,643,615 km (0.03 R)
• M12: 12,083,469 km (0.092 R)
• M13: 12,677,372 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.6

Radius: 9.9

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.69 AU - 3.37 AU

Year: 3405 Days

Day: 7.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,385,402 km

• M1: 123,119 km (0.091 R)
• M2: 499,358 km (0.07 R)
• M3: 1,155,344 km (0.05 R)
• M4: 1,860,399 km (0.047 R)
• M5: 2,564,407 km (0.107 R)
• M6: 3,761,339 km (0.085 R)
• M7: 4,615,094 km (0.115 R)
• M8: 5,430,104 km (0.088 R)
• M9: 6,072,926 km (0.1 R)
• M10: 6,549,544 km (0.082 R)
• M11: 7,115,324 km (0.034 R)
• M12: 7,781,932 km (0.116 R)
• M13: 8,489,530 km (0.048 R)
• M14: 8,896,585 km (0.066 R)
• M15: 9,951,550 km (0.108 R)
• M16: 10,530,344 km (0.049 R)
• M17: 10,957,446 km (0.089 R)
• M18: 11,574,686 km (0.074 R)
• M19: 14,021,060 km (0.116 R)
• M20: 18,216,234 km (0.1 R)
• M21: 19,718,047 km (0.099 R)
• M22: 21,915,490 km (0.037 R)
• M23: 23,108,981 km (0.038 R)
• M24: 24,271,507 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172

Radius: 7.2

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.48 AU - 6.98 AU

Year: 10040 Days

Day: 21.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,385,402 km

• M1: 89,908 km (0.078 R)
• M2: 447,896 km (0.075 R)
• M3: 826,827 km (0.08 R)
• M4: 1,070,971 km (0.05 R)
• M5: 2,219,135 km (0.044 R)
• M6: 2,443,232 km (0.031 R)
• M7: 3,624,457 km (0.107 R)
• M8: 5,600,196 km (0.04 R)
• M9: 6,361,799 km (0.1 R)
• M10: 7,019,282 km (0.106 R)
• M11: 8,051,806 km (0.032 R)
• M12: 8,820,590 km (0.086 R)
• M13: 9,806,589 km (0.112 R)
• M14: 12,690,986 km (0.097 R)
• M15: 13,624,028 km (0.103 R)
• M16: 14,380,843 km (0.103 R)
• M17: 15,568,052 km (0.084 R)
• M18: 16,758,253 km (0.085 R)
• M19: 17,126,862 km (0.106 R)
• M20: 17,375,493 km (0.12 R)
• M21: 17,753,079 km (0.03 R)
• M22: 18,459,629 km (0.047 R)
• M23: 19,452,959 km (0.106 R)
• M24: 23,477,291 km (0.103 R)
• M25: 24,563,671 km (0.117 R)
• M26: 29,157,223 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.8

Radius: 7.6

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 9.13 AU - 12.51 AU

Year: 22980 Days

Day: 22.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,385,402 km

• M1: 102,923 km (0.11 R)
• M2: 442,211 km (0.108 R)
• M3: 848,818 km (0.062 R)
• M4: 1,275,322 km (0.083 R)
• M5: 1,764,357 km (0.076 R)
• M6: 3,250,313 km (0.065 R)
• M7: 3,507,621 km (0.092 R)
• M8: 5,271,829 km (0.11 R)
• M9: 5,628,171 km (0.107 R)
• M10: 7,122,205 km (0.072 R)
• M11: 8,537,401 km (0.085 R)
• M12: 9,197,875 km (0.116 R)
• M13: 10,070,779 km (0.104 R)
• M14: 10,870,978 km (0.11 R)
• M15: 11,980,396 km (0.102 R)
• M16: 13,091,908 km (0.085 R)
• M17: 18,498,824 km (0.105 R)
• M18: 18,953,601 km (0.115 R)
• M19: 19,885,596 km (0.116 R)
• M20: 26,816,316 km (0.093 R)
• M21: 28,468,774 km (0.105 R)
• M22: 36,040,521 km (0.06 R)
• M23: 37,468,731 km (0.08 R)
• M24: 40,742,681 km (0.05 R)
• M25: 41,823,226 km (0.109 R)
• M26: 43,240,217 km (0.08 R)
• M27: 48,882,899 km (0.058 R)
• M28: 49,403,201 km (0.065 R)
• M29: 51,700,276 km (0.087 R)
• M30: 53,148,832 km (0.071 R)
• M31: 54,438,216 km (0.09 R)
• M32: 54,997,264 km (0.116 R)
• M33: 55,560,051 km (0.053 R)
• M34: 60,400,140 km (0.054 R)
• M35: 63,024,685 km (0.048 R)
• M36: 67,209,387 km (0.072 R)
• M37: 74,512,904 km (0.102 R)
• M38: 77,764,863 km (0.066 R)
• M39: 79,904,561 km (0.028 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 16,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit