🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.7 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.7

Radius: 13.8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.87 AU - 3.91 AU

Year: 4308 Days

Day: 12.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,978,079 km

• M1: 172,337 km (0.061 R)
• M2: 1,037,461 km (0.053 R)
• M3: 1,493,585 km (0.086 R)
• M4: 2,609,585 km (0.032 R)
• M5: 3,237,747 km (0.082 R)
• M6: 3,840,327 km (0.078 R)
• M7: 4,493,920 km (0.111 R)
• M8: 5,044,590 km (0.034 R)
• M9: 5,830,577 km (0.05 R)
• M10: 6,576,622 km (0.07 R)
• M11: 7,581,171 km (0.075 R)
• M12: 8,399,920 km (0.058 R)
• M13: 9,776,969 km (0.089 R)
• M14: 11,042,567 km (0.104 R)
• M15: 13,358,491 km (0.091 R)
• M16: 14,863,296 km (0.112 R)
• M17: 15,818,778 km (0.078 R)
• M18: 16,589,955 km (0.083 R)
• M19: 17,501,904 km (0.076 R)
• M20: 18,871,023 km (0.117 R)
• M21: 19,991,511 km (0.117 R)
• M22: 21,553,762 km (0.096 R)
• M23: 23,976,200 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.2

Radius: 11.3

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.45 AU - 5.31 AU

Year: 7441 Days

Day: 13.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,978,079 km

• M1: 140,772 km (0.078 R)
• M2: 1,002,156 km (0.12 R)
• M3: 1,805,198 km (0.081 R)
• M4: 2,400,298 km (0.118 R)
• M5: 3,318,829 km (0.111 R)
• M6: 3,859,326 km (0.076 R)
• M7: 5,117,294 km (0.039 R)
• M8: 5,518,067 km (0.096 R)
• M9: 5,873,661 km (0.115 R)
• M10: 7,491,113 km (0.09 R)
• M11: 8,340,081 km (0.094 R)
• M12: 10,717,790 km (0.097 R)
• M13: 11,171,071 km (0.101 R)
• M14: 11,795,343 km (0.119 R)
• M15: 13,000,055 km (0.103 R)
• M16: 13,985,905 km (0.104 R)
• M17: 14,772,790 km (0.057 R)
• M18: 16,835,744 km (0.077 R)
• M19: 18,575,867 km (0.085 R)
• M20: 21,604,924 km (0.064 R)
• M21: 22,574,319 km (0.068 R)
• M22: 23,572,436 km (0.034 R)
• M23: 25,124,514 km (0.118 R)
• M24: 27,391,669 km (0.103 R)
• M25: 28,145,194 km (0.09 R)
• M26: 29,496,960 km (0.07 R)
• M27: 30,388,414 km (0.06 R)
• M28: 32,538,434 km (0.073 R)
• M29: 37,946,248 km (0.104 R)
• M30: 39,714,345 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.7

Radius: 12.1

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.58 AU - 5.92 AU

Year: 8303 Days

Day: 14.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,978,079 km

• M1: 150,795 km (0.058 R)
• M2: 723,007 km (0.036 R)
• M3: 1,101,190 km (0.118 R)
• M4: 1,605,484 km (0.117 R)
• M5: 2,552,140 km (0.065 R)
• M6: 3,053,741 km (0.089 R)
• M7: 3,685,493 km (0.085 R)
• M8: 5,724,662 km (0.067 R)
• M9: 7,505,774 km (0.115 R)
• M10: 8,542,637 km (0.109 R)
• M11: 9,095,850 km (0.051 R)
• M12: 10,539,170 km (0.104 R)
• M13: 11,551,349 km (0.116 R)
• M14: 12,778,800 km (0.047 R)
• M15: 14,037,367 km (0.087 R)
• M16: 14,529,992 km (0.107 R)
• M17: 14,977,589 km (0.078 R)
• M18: 18,179,432 km (0.108 R)
• M19: 18,765,108 km (0.095 R)
• M20: 24,460,000 km (0.097 R)
• M21: 27,912,270 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.3

Radius: 3.7

Gravity: 70.37 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.66 AU - 7.5 AU

Year: 13004 Days

Day: 19.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 63,978,079 km

• M1: 46,076 km (0.054 R)
• M2: 162,164 km (0.086 R)
• M3: 444,306 km (0.115 R)
• M4: 736,022 km (0.051 R)
• M5: 974,780 km (0.079 R)
• M6: 1,182,721 km (0.119 R)
• M7: 1,842,148 km (0.108 R)
• M8: 1,969,157 km (0.049 R)
• M9: 2,121,298 km (0.119 R)
• M10: 4,016,104 km (0.106 R)
• M11: 5,164,567 km (0.092 R)
• M12: 5,641,934 km (0.11 R)
• M13: 6,391,419 km (0.096 R)
• M14: 8,279,644 km (0.107 R)
• M15: 9,564,091 km (0.104 R)
• M16: 10,509,550 km (0.093 R)
• M17: 11,761,534 km (0.066 R)
• M18: 11,948,232 km (0.054 R)
• M19: 12,519,995 km (0.115 R)
• M20: 13,109,710 km (0.093 R)
• M21: 13,445,258 km (0.061 R)
• M22: 14,772,491 km (0.084 R)
• M23: 15,062,710 km (0.107 R)
• M24: 23,414,909 km (0.118 R)
• M25: 23,710,215 km (0.113 R)
• M26: 24,611,243 km (0.086 R)
• M27: 30,268,586 km (0.099 R)
• M28: 30,385,123 km (0.091 R)
• M29: 31,447,417 km (0.056 R)
• M30: 33,272,661 km (0.117 R)
• M31: 35,425,225 km (0.102 R)
• M32: 35,554,627 km (0.05 R)
• M33: 35,814,478 km (0.071 R)
• M34: 40,286,258 km (0.062 R)
• M35: 41,137,470 km (0.105 R)
• M36: 43,022,552 km (0.077 R)
• M37: 45,268,166 km (0.119 R)
• M38: 46,188,043 km (0.116 R)
• M39: 46,963,858 km (0.083 R)
• M40: 48,223,322 km (0.101 R)
• M41: 61,144,091 km (0.11 R)
• M42: 63,595,252 km (0.082 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 19,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit