🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.9

Radius: 8.5

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.47 AU - 0.57 AU

Year: 250 Days

Day: 7.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,071,568 km

• M1: 105,766 km (0.064 R)
• M2: 493,374 km (0.047 R)
• M3: 1,021,604 km (0.104 R)
• M4: 1,388,567 km (0.089 R)
• M5: 1,822,102 km (0.075 R)
• M6: 2,116,361 km (0.112 R)
• M7: 2,604,798 km (0.102 R)
• M8: 3,067,654 km (0.102 R)
• M9: 3,455,412 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.1

Radius: 10.4

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.02 AU - 1.68 AU

Year: 1046 Days

Day: 7.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,071,568 km

• M1: 129,552 km (0.114 R)
• M2: 476,918 km (0.107 R)
• M3: 888,911 km (0.097 R)
• M4: 1,508,096 km (0.075 R)
• M5: 1,910,514 km (0.071 R)
• M6: 2,283,611 km (0.083 R)
• M7: 2,755,593 km (0.103 R)
• M8: 3,207,079 km (0.086 R)
• M9: 3,630,890 km (0.067 R)
• M10: 3,960,903 km (0.101 R)
• M11: 4,328,315 km (0.095 R)
• M12: 5,308,032 km (0.029 R)
• M13: 6,228,507 km (0.112 R)
• M14: 6,914,862 km (0.108 R)
• M15: 7,276,590 km (0.102 R)
• M16: 7,855,833 km (0.119 R)
• M17: 9,250,085 km (0.113 R)
• M18: 10,082,448 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496

Radius: 12.6

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.7 AU - 4.48 AU

Year: 5516 Days

Day: 14.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,071,568 km

• M1: 156,928 km (0.119 R)
• M2: 595,848 km (0.045 R)
• M3: 1,073,963 km (0.077 R)
• M4: 1,838,558 km (0.102 R)
• M5: 2,351,379 km (0.099 R)
• M6: 2,797,929 km (0.082 R)
• M7: 3,421,154 km (0.08 R)
• M8: 4,112,445 km (0.085 R)
• M9: 5,517,020 km (0.062 R)
• M10: 5,921,084 km (0.098 R)
• M11: 6,854,126 km (0.099 R)
• M12: 7,991,069 km (0.056 R)
• M13: 8,434,478 km (0.103 R)
• M14: 9,250,085 km (0.105 R)
• M15: 10,331,827 km (0.086 R)
• M16: 13,097,742 km (0.108 R)
• M17: 15,800,976 km (0.073 R)
• M18: 18,534,428 km (0.046 R)
• M19: 21,782,647 km (0.119 R)
• M20: 24,147,939 km (0.114 R)
• M21: 24,765,030 km (0.055 R)
• M22: 27,256,134 km (0.091 R)
• M23: 28,949,432 km (0.05 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.7

Radius: 4.4

Gravity: 30.25 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.7 AU - 7.12 AU

Year: 9581 Days

Day: 16.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,071,568 km

• M1: 54,753 km (0.032 R)
• M2: 200,760 km (0.111 R)
• M3: 429,645 km (0.081 R)
• M4: 1,357,601 km (0.05 R)
• M5: 2,149,572 km (0.12 R)
• M6: 2,966,675 km (0.106 R)
• M7: 4,494,818 km (0.089 R)
• M8: 9,450,995 km (0.083 R)
• M9: 11,149,529 km (0.085 R)
• M10: 12,182,203 km (0.06 R)
• M11: 14,815,575 km (0.047 R)
• M12: 15,331,837 km (0.066 R)
• M13: 15,660,653 km (0.087 R)
• M14: 17,446,403 km (0.068 R)
• M15: 20,850,203 km (0.108 R)
• M16: 21,172,587 km (0.074 R)
• M17: 22,327,333 km (0.115 R)
• M18: 26,228,695 km (0.072 R)
• M19: 31,186,369 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.8

Radius: 3.3

Gravity: 38.27 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.88 AU - 6.42 AU

Year: 10170 Days

Day: 15.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,071,568 km

• M1: 41,139 km (0.087 R)
• M2: 158,574 km (0.056 R)
• M3: 527,482 km (0.044 R)
• M4: 1,021,305 km (0.052 R)
• M5: 1,240,017 km (0.105 R)
• M6: 1,462,768 km (0.091 R)
• M7: 3,124,950 km (0.079 R)
• M8: 4,693,783 km (0.112 R)
• M9: 5,452,693 km (0.095 R)
• M10: 6,538,773 km (0.104 R)
• M11: 13,173,289 km (0.067 R)
• M12: 14,298,415 km (0.073 R)
• M13: 23,251,847 km (0.112 R)
• M14: 26,142,677 km (0.075 R)
• M15: 27,438,344 km (0.078 R)
• M16: 28,389,487 km (0.105 R)
• M17: 31,787,902 km (0.099 R)
• M18: 33,262,638 km (0.107 R)
• M19: 34,672,298 km (0.12 R)
• M20: 36,008,507 km (0.114 R)
• M21: 36,689,177 km (0.117 R)
• M22: 36,918,062 km (0.096 R)
• M23: 39,258,670 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.5

Radius: 6.8

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 8.38 AU - 12.68 AU

Year: 22786 Days

Day: 16.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,071,568 km

• M1: 89,160 km (0.115 R)
• M2: 399,127 km (0.041 R)
• M3: 660,325 km (0.094 R)
• M4: 1,108,670 km (0.119 R)
• M5: 1,326,185 km (0.087 R)
• M6: 2,041,861 km (0.084 R)
• M7: 2,634,867 km (0.12 R)
• M8: 5,573,418 km (0.091 R)
• M9: 5,979,876 km (0.117 R)
• M10: 10,793,935 km (0.084 R)
• M11: 12,418,718 km (0.068 R)
• M12: 14,684,228 km (0.065 R)
• M13: 15,179,397 km (0.099 R)
• M14: 19,881,108 km (0.11 R)
• M15: 22,020,208 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 14,507 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit