🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.52 AU - 0.66 AU

Year: 297 Days

Day: 35.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 169.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,507,828 km

• M1: 21,392 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.6

Radius: 13.4

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.09 AU - 1.43 AU

Year: 928 Days

Day: 6.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,507,828 km

• M1: 166,652 km (0.084 R)
• M2: 622,926 km (0.087 R)
• M3: 1,080,097 km (0.082 R)
• M4: 1,610,421 km (0.119 R)
• M5: 3,422,350 km (0.111 R)
• M6: 4,646,061 km (0.113 R)
• M7: 5,651,957 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289

Radius: 9.1

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.02 AU - 4.98 AU

Year: 5248 Days

Day: 10.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,507,828 km

• M1: 113,246 km (0.042 R)
• M2: 741,706 km (0.06 R)
• M3: 1,077,404 km (0.076 R)
• M4: 1,380,340 km (0.045 R)
• M5: 1,837,660 km (0.051 R)
• M6: 2,320,263 km (0.052 R)
• M7: 2,785,213 km (0.068 R)
• M8: 4,446,647 km (0.052 R)
• M9: 4,797,155 km (0.11 R)
• M10: 5,905,825 km (0.12 R)
• M11: 6,505,712 km (0.098 R)
• M12: 7,496,948 km (0.109 R)
• M13: 8,550,416 km (0.091 R)
• M14: 12,714,024 km (0.108 R)
• M15: 14,458,784 km (0.106 R)
• M16: 17,538,705 km (0.109 R)
• M17: 18,957,341 km (0.107 R)
• M18: 19,446,826 km (0.12 R)
• M19: 20,965,842 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.7

Radius: 3

Gravity: 89.08 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.22 AU - 6.68 AU

Year: 10746 Days

Day: 23.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,507,828 km

• M1: 37,399 km (0.12 R)
• M2: 173,534 km (0.114 R)
• M3: 316,250 km (0.082 R)
• M4: 698,622 km (0.097 R)
• M5: 854,952 km (0.086 R)
• M6: 2,655,063 km (0.068 R)
• M7: 3,849,901 km (0.103 R)
• M8: 4,548,523 km (0.101 R)
• M9: 5,025,740 km (0.111 R)
• M10: 6,191,856 km (0.055 R)
• M11: 8,011,116 km (0.072 R)
• M12: 8,469,334 km (0.027 R)
• M13: 9,741,963 km (0.099 R)
• M14: 11,533,547 km (0.075 R)
• M15: 12,966,545 km (0.096 R)
• M16: 14,919,246 km (0.046 R)
• M17: 16,252,163 km (0.078 R)
• M18: 24,879,921 km (0.081 R)
• M19: 26,949,159 km (0.072 R)
• M20: 32,560,276 km (0.044 R)
• M21: 34,431,745 km (0.099 R)
• M22: 49,881,166 km (0.029 R)
• M23: 51,891,313 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508.6

Radius: 3.9

Gravity: 33.44 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 7.3 AU - 7.44 AU

Year: 13125 Days

Day: 21.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,507,828 km

• M1: 52,060 km (0.112 R)
• M2: 341,682 km (0.117 R)
• M3: 1,015,919 km (0.092 R)
• M4: 1,189,602 km (0.075 R)
• M5: 2,597,169 km (0.115 R)
• M6: 4,067,267 km (0.075 R)
• M7: 4,912,944 km (0.09 R)
• M8: 7,787,616 km (0.07 R)
• M9: 10,138,696 km (0.034 R)
• M10: 11,560,026 km (0.073 R)
• M11: 13,046,729 km (0.106 R)
• M12: 13,611,910 km (0.105 R)
• M13: 14,723,422 km (0.09 R)
• M14: 15,129,730 km (0.059 R)
• M15: 17,878,741 km (0.025 R)
• M16: 18,419,088 km (0.114 R)
• M17: 18,732,645 km (0.106 R)
• M18: 19,370,381 km (0.117 R)
• M19: 21,978,919 km (0.029 R)
• M20: 24,059,078 km (0.095 R)
• M21: 26,069,673 km (0.09 R)
• M22: 30,969,452 km (0.111 R)
• M23: 31,635,911 km (0.099 R)
• M24: 32,539,482 km (0.039 R)
• M25: 35,594,569 km (0.057 R)
• M26: 37,191,527 km (0.069 R)
• M27: 42,812,966 km (0.113 R)
• M28: 46,328,067 km (0.046 R)
• M29: 46,762,350 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.6

Radius: 3.6

Gravity: 74.04 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.26 AU - 9.28 AU

Year: 17038 Days

Day: 21.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,507,828 km

• M1: 44,879 km (0.025 R)
• M2: 220,657 km (0.119 R)
• M3: 454,628 km (0.082 R)
• M4: 1,652,308 km (0.091 R)
• M5: 3,267,217 km (0.069 R)
• M6: 3,702,099 km (0.059 R)
• M7: 3,824,470 km (0.12 R)
• M8: 4,442,309 km (0.066 R)
• M9: 9,488,395 km (0.112 R)
• M10: 13,329,619 km (0.088 R)
• M11: 13,545,040 km (0.033 R)
• M12: 14,809,890 km (0.067 R)
• M13: 20,183,146 km (0.073 R)
• M14: 20,850,203 km (0.083 R)
• M15: 22,836,713 km (0.034 R)
• M16: 23,981,287 km (0.052 R)
• M17: 24,514,005 km (0.063 R)
• M18: 28,942,700 km (0.093 R)
• M19: 29,425,004 km (0.117 R)
• M20: 34,411,549 km (0.072 R)
• M21: 34,681,424 km (0.099 R)
• M22: 35,499,575 km (0.079 R)
• M23: 35,775,134 km (0.106 R)
• M24: 36,052,040 km (0.116 R)
• M25: 37,032,803 km (0.09 R)
• M26: 38,319,644 km (0.108 R)
• M27: 40,982,187 km (0.113 R)
• M28: 43,923,580 km (0.115 R)
• M29: 49,190,323 km (0.095 R)
• M30: 49,361,313 km (0.104 R)
• M31: 53,767,420 km (0.078 R)
• M32: 55,786,392 km (0.084 R)
• M33: 57,285,961 km (0.05 R)
• M34: 61,350,236 km (0.108 R)
• M35: 71,791,121 km (0.096 R)
• M36: 72,011,179 km (0.081 R)
• M37: 75,366,659 km (0.045 R)
• M38: 76,050,022 km (0.065 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 18,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit