🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.6

Radius: 11.4

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.86 AU - 1.32 AU

Year: 735 Days

Day: 7.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,930,678 km

• M1: 141,819 km (0.1 R)
• M2: 546,331 km (0.12 R)
• M3: 933,192 km (0.05 R)
• M4: 1,444,218 km (0.108 R)
• M5: 1,809,087 km (0.117 R)
• M6: 2,475,097 km (0.101 R)
• M7: 2,944,385 km (0.087 R)
• M8: 3,459,002 km (0.085 R)
• M9: 3,839,729 km (0.114 R)
• M10: 4,233,021 km (0.1 R)
• M11: 5,118,790 km (0.12 R)
• M12: 5,984,214 km (0.088 R)
• M13: 7,577,731 km (0.088 R)
• M14: 8,004,832 km (0.029 R)
• M15: 8,372,993 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.8

Radius: 12.1

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.77 AU - 1.87 AU

Year: 1585 Days

Day: 10.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,930,678 km

• M1: 150,495 km (0.096 R)
• M2: 526,734 km (0.11 R)
• M3: 1,023,100 km (0.086 R)
• M4: 1,517,371 km (0.083 R)
• M5: 2,092,575 km (0.112 R)
• M6: 2,562,462 km (0.113 R)
• M7: 3,131,682 km (0.101 R)
• M8: 3,620,717 km (0.051 R)
• M9: 4,322,032 km (0.049 R)
• M10: 4,831,862 km (0.106 R)
• M11: 5,530,932 km (0.1 R)
• M12: 6,462,478 km (0.098 R)
• M13: 7,364,105 km (0.119 R)
• M14: 8,319,287 km (0.047 R)
• M15: 9,263,250 km (0.102 R)
• M16: 9,761,411 km (0.062 R)
• M17: 10,913,464 km (0.053 R)
• M18: 12,450,582 km (0.119 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.1

Radius: 7.4

Gravity: 12.02 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.79 AU - 12.37 AU

Year: 22220 Days

Day: 16.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,930,678 km

• M1: 92,601 km (0.086 R)
• M2: 358,137 km (0.106 R)
• M3: 755,020 km (0.104 R)
• M4: 1,640,490 km (0.087 R)
• M5: 2,136,258 km (0.044 R)
• M6: 2,535,235 km (0.065 R)
• M7: 3,226,078 km (0.092 R)
• M8: 4,036,151 km (0.115 R)
• M9: 4,266,681 km (0.078 R)
• M10: 5,841,647 km (0.096 R)
• M11: 6,898,107 km (0.071 R)
• M12: 8,713,478 km (0.113 R)
• M13: 9,440,972 km (0.065 R)
• M14: 10,027,545 km (0.116 R)
• M15: 10,514,038 km (0.104 R)
• M16: 11,273,247 km (0.104 R)
• M17: 14,447,714 km (0.098 R)
• M18: 15,226,370 km (0.101 R)
• M19: 16,114,832 km (0.097 R)
• M20: 19,264,316 km (0.032 R)
• M21: 20,016,195 km (0.105 R)
• M22: 20,885,060 km (0.094 R)
• M23: 22,388,817 km (0.096 R)
• M24: 23,856,223 km (0.081 R)
• M25: 26,865,234 km (0.119 R)
• M26: 28,041,074 km (0.095 R)
• M27: 31,258,176 km (0.072 R)
• M28: 33,355,538 km (0.028 R)
• M29: 35,545,052 km (0.099 R)
• M30: 36,674,965 km (0.057 R)
• M31: 46,255,961 km (0.068 R)
• M32: 55,664,171 km (0.099 R)
• M33: 65,007,605 km (0.118 R)
• M34: 77,440,385 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.2

Radius: 6.5

Gravity: 16.88 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 10.55 AU - 11.43 AU

Year: 23524 Days

Day: 18.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,930,678 km

• M1: 81,381 km (0.076 R)
• M2: 301,589 km (0.071 R)
• M3: 1,660,387 km (0.065 R)
• M4: 2,089,134 km (0.095 R)
• M5: 4,359,282 km (0.057 R)
• M6: 5,616,502 km (0.116 R)
• M7: 5,911,509 km (0.11 R)
• M8: 6,172,558 km (0.108 R)
• M9: 6,717,842 km (0.03 R)
• M10: 7,800,033 km (0.102 R)
• M11: 9,050,970 km (0.087 R)
• M12: 9,575,161 km (0.096 R)
• M13: 10,620,102 km (0.067 R)
• M14: 12,717,764 km (0.065 R)
• M15: 13,226,995 km (0.036 R)
• M16: 13,524,096 km (0.064 R)
• M17: 13,749,839 km (0.066 R)
• M18: 14,757,232 km (0.073 R)
• M19: 15,812,794 km (0.056 R)
• M20: 18,531,885 km (0.106 R)
• M21: 19,952,915 km (0.119 R)
• M22: 26,837,260 km (0.106 R)
• M23: 28,160,902 km (0.084 R)
• M24: 30,291,026 km (0.111 R)
• M25: 32,257,789 km (0.093 R)
• M26: 37,915,880 km (0.086 R)
• M27: 47,070,222 km (0.112 R)
• M28: 48,111,722 km (0.114 R)
• M29: 48,462,380 km (0.055 R)
• M30: 52,617,461 km (0.093 R)
• M31: 55,644,125 km (0.091 R)
• M32: 59,185,555 km (0.11 R)
• M33: 62,665,351 km (0.101 R)
• M34: 64,988,307 km (0.11 R)
• M35: 69,581,261 km (0.096 R)
• M36: 72,071,168 km (0.119 R)
• M37: 75,561,585 km (0.108 R)
• M38: 81,626,283 km (0.09 R)
• M39: 82,375,170 km (0.078 R)
• M40: 83,128,694 km (0.079 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 10,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit