🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.1

Radius: 13.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.62 AU - 0.88 AU

Year: 433 Days

Day: 6.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,858,711 km

• M1: 173,384 km (0.101 R)
• M2: 818,749 km (0.117 R)
• M3: 1,263,354 km (0.073 R)
• M4: 1,791,883 km (0.102 R)
• M5: 3,194,363 km (0.07 R)
• M6: 3,986,035 km (0.117 R)
• M7: 4,669,548 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.2

Radius: 10.4

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.04 AU - 1.42 AU

Year: 910 Days

Day: 12.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,858,711 km

• M1: 129,402 km (0.094 R)
• M2: 729,439 km (0.108 R)
• M3: 1,171,800 km (0.066 R)
• M4: 1,535,173 km (0.063 R)
• M5: 2,076,119 km (0.075 R)
• M6: 2,461,483 km (0.084 R)
• M7: 3,054,789 km (0.115 R)
• M8: 3,772,110 km (0.069 R)
• M9: 4,179,615 km (0.088 R)
• M10: 4,817,949 km (0.099 R)
• M11: 5,338,550 km (0.046 R)
• M12: 5,832,372 km (0.072 R)
• M13: 7,201,342 km (0.112 R)
• M14: 7,574,739 km (0.083 R)
• M15: 7,908,940 km (0.108 R)
• M16: 8,333,649 km (0.07 R)
• M17: 8,857,690 km (0.116 R)
• M18: 10,033,080 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.6

Radius: 8.1

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.34 AU - 1.88 AU

Year: 1362 Days

Day: 13.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,858,711 km

• M1: 100,829 km (0.077 R)
• M2: 387,309 km (0.118 R)
• M3: 838,496 km (0.097 R)
• M4: 1,096,104 km (0.116 R)
• M5: 1,382,284 km (0.108 R)
• M6: 2,120,550 km (0.119 R)
• M7: 2,663,141 km (0.06 R)
• M8: 3,233,857 km (0.101 R)
• M9: 4,369,305 km (0.071 R)
• M10: 4,854,750 km (0.044 R)
• M11: 5,418,734 km (0.066 R)
• M12: 6,002,465 km (0.117 R)
• M13: 6,930,271 km (0.106 R)
• M14: 7,374,876 km (0.104 R)
• M15: 7,645,349 km (0.046 R)
• M16: 8,555,502 km (0.105 R)
• M17: 9,472,537 km (0.092 R)
• M18: 10,119,398 km (0.09 R)
• M19: 11,109,138 km (0.118 R)
• M20: 11,791,753 km (0.087 R)
• M21: 12,087,508 km (0.093 R)
• M22: 12,388,050 km (0.091 R)
• M23: 12,965,199 km (0.045 R)
• M24: 13,280,102 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.3

Radius: 9.2

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.82 AU - 3.8 AU

Year: 4016 Days

Day: 14.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,858,711 km

• M1: 121,922 km (0.107 R)
• M2: 431,440 km (0.099 R)
• M3: 933,491 km (0.045 R)
• M4: 1,521,710 km (0.119 R)
• M5: 1,830,779 km (0.068 R)
• M6: 3,103,258 km (0.097 R)
• M7: 3,945,045 km (0.046 R)
• M8: 4,731,033 km (0.115 R)
• M9: 6,447,369 km (0.097 R)
• M10: 9,114,250 km (0.107 R)
• M11: 10,220,227 km (0.078 R)
• M12: 11,940,304 km (0.067 R)
• M13: 15,158,004 km (0.1 R)
• M14: 16,861,326 km (0.116 R)
• M15: 17,705,656 km (0.114 R)
• M16: 18,522,311 km (0.066 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115

Radius: 5.3

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.25 AU - 8.41 AU

Year: 11903 Days

Day: 21.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,858,711 km

• M1: 65,973 km (0.066 R)
• M2: 295,905 km (0.064 R)
• M3: 470,485 km (0.115 R)
• M4: 788,680 km (0.101 R)
• M5: 1,261,708 km (0.093 R)
• M6: 1,518,718 km (0.062 R)
• M7: 1,783,506 km (0.06 R)
• M8: 2,277,029 km (0.112 R)
• M9: 6,434,653 km (0.059 R)
• M10: 7,060,272 km (0.12 R)
• M11: 7,265,969 km (0.057 R)
• M12: 8,701,959 km (0.086 R)
• M13: 9,465,955 km (0.104 R)
• M14: 9,716,232 km (0.108 R)
• M15: 11,736,402 km (0.049 R)
• M16: 13,700,173 km (0.103 R)
• M17: 16,048,710 km (0.051 R)
• M18: 16,404,753 km (0.111 R)
• M19: 16,584,719 km (0.097 R)
• M20: 16,766,032 km (0.085 R)
• M21: 17,194,181 km (0.065 R)
• M22: 19,512,200 km (0.07 R)
• M23: 25,312,558 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.4

Radius: 4.7

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 9.39 AU - 11.03 AU

Year: 21755 Days

Day: 17 Hours

Environment

Temp: -228 °C

Axial Tilt: 139.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,858,711 km

• M1: 59,690 km (0.104 R)
• M2: 249,978 km (0.113 R)
• M3: 509,979 km (0.106 R)
• M4: 926,609 km (0.066 R)
• M5: 1,253,780 km (0.118 R)
• M6: 1,543,102 km (0.101 R)
• M7: 1,771,089 km (0.084 R)
• M8: 1,929,364 km (0.032 R)
• M9: 3,642,259 km (0.057 R)
• M10: 4,612,252 km (0.107 R)
• M11: 7,955,615 km (0.086 R)
• M12: 8,487,286 km (0.115 R)
• M13: 9,675,093 km (0.085 R)
• M14: 10,564,003 km (0.065 R)
• M15: 12,438,764 km (0.117 R)
• M16: 13,022,046 km (0.086 R)
• M17: 14,034,375 km (0.039 R)
• M18: 14,595,217 km (0.118 R)
• M19: 21,140,573 km (0.12 R)
• M20: 27,844,502 km (0.1 R)
• M21: 28,728,775 km (0.109 R)
• M22: 31,732,252 km (0.05 R)
• M23: 37,814,751 km (0.105 R)
• M24: 40,282,219 km (0.115 R)
• M25: 40,844,856 km (0.048 R)
• M26: 41,698,462 km (0.056 R)
• M27: 53,056,082 km (0.088 R)
• M28: 53,393,275 km (0.063 R)
• M29: 54,072,001 km (0.104 R)
• M30: 56,844,349 km (0.082 R)
• M31: 57,374,523 km (0.071 R)
• M32: 62,108,099 km (0.076 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 10,353 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit