🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.4

Radius: 11.4

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.61 AU - 0.69 AU

Year: 368 Days

Day: 8.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 84.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,031,373 km

• M1: 141,819 km (0.07 R)
• M2: 503,995 km (0.116 R)
• M3: 975,827 km (0.084 R)
• M4: 1,445,714 km (0.093 R)
• M5: 1,902,735 km (0.062 R)
• M6: 2,402,093 km (0.112 R)
• M7: 3,167,436 km (0.106 R)
• M8: 3,775,551 km (0.106 R)
• M9: 4,245,139 km (0.106 R)
• M10: 4,753,472 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726

Radius: 8

Gravity: 11.34 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.25 AU - 1.31 AU

Year: 1018 Days

Day: 5.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,031,373 km

• M1: 99,483 km (0.106 R)
• M2: 381,624 km (0.072 R)
• M3: 749,934 km (0.097 R)
• M4: 1,061,247 km (0.083 R)
• M5: 1,326,185 km (0.1 R)
• M6: 2,074,773 km (0.064 R)
• M7: 2,425,281 km (0.063 R)
• M8: 3,025,019 km (0.114 R)
• M9: 3,462,443 km (0.106 R)
• M10: 3,751,017 km (0.118 R)
• M11: 4,359,282 km (0.053 R)
• M12: 4,732,828 km (0.088 R)
• M13: 5,012,725 km (0.057 R)
• M14: 5,855,560 km (0.075 R)
• M15: 6,696,599 km (0.111 R)
• M16: 6,954,506 km (0.048 R)
• M17: 8,950,441 km (0.117 R)
• M18: 9,235,125 km (0.085 R)
• M19: 9,912,654 km (0.101 R)
• M20: 10,186,568 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232

Radius: 9.5

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.34 AU - 3.42 AU

Year: 3436 Days

Day: 5.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,031,373 km

• M1: 118,930 km (0.091 R)
• M2: 456,573 km (0.105 R)
• M3: 877,242 km (0.08 R)
• M4: 1,207,105 km (0.064 R)
• M5: 2,251,298 km (0.055 R)
• M6: 2,840,116 km (0.096 R)
• M7: 3,375,676 km (0.091 R)
• M8: 3,703,445 km (0.112 R)
• M9: 4,753,622 km (0.078 R)
• M10: 5,556,963 km (0.082 R)
• M11: 5,966,412 km (0.107 R)
• M12: 7,037,682 km (0.079 R)
• M13: 7,780,436 km (0.092 R)
• M14: 8,926,505 km (0.079 R)
• M15: 10,503,715 km (0.065 R)
• M16: 11,434,962 km (0.084 R)
• M17: 12,059,234 km (0.084 R)
• M18: 12,788,374 km (0.095 R)
• M19: 13,248,387 km (0.108 R)
• M20: 14,513,985 km (0.047 R)
• M21: 15,810,700 km (0.115 R)
• M22: 16,389,494 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.8

Radius: 9.4

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.3 AU - 4.64 AU

Year: 5560 Days

Day: 10.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,031,373 km

• M1: 116,986 km (0.055 R)
• M2: 516,711 km (0.095 R)
• M3: 1,023,698 km (0.04 R)
• M4: 1,412,503 km (0.058 R)
• M5: 2,095,118 km (0.08 R)
• M6: 2,845,501 km (0.078 R)
• M7: 4,078,936 km (0.06 R)
• M8: 4,955,429 km (0.06 R)
• M9: 5,952,649 km (0.072 R)
• M10: 6,380,349 km (0.109 R)
• M11: 7,223,782 km (0.095 R)
• M12: 8,502,545 km (0.105 R)
• M13: 9,174,089 km (0.091 R)
• M14: 9,790,433 km (0.071 R)
• M15: 10,108,927 km (0.12 R)
• M16: 12,011,363 km (0.103 R)
• M17: 13,405,166 km (0.083 R)
• M18: 13,854,857 km (0.096 R)
• M19: 14,844,148 km (0.12 R)
• M20: 16,130,241 km (0.093 R)
• M21: 17,489,188 km (0.076 R)
• M22: 19,063,406 km (0.093 R)
• M23: 19,489,162 km (0.079 R)
• M24: 20,581,376 km (0.096 R)
• M25: 22,412,903 km (0.102 R)
• M26: 23,126,933 km (0.095 R)
• M27: 23,774,393 km (0.108 R)
• M28: 24,350,644 km (0.094 R)
• M29: 25,020,693 km (0.1 R)
• M30: 25,703,009 km (0.101 R)
• M31: 28,097,322 km (0.089 R)
• M32: 36,059,071 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.9

Radius: 7.7

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.38 AU - 7.12 AU

Year: 10983 Days

Day: 19.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,031,373 km

• M1: 114,742 km (0.057 R)
• M2: 530,923 km (0.105 R)
• M3: 1,357,900 km (0.07 R)
• M4: 2,131,919 km (0.093 R)
• M5: 4,323,977 km (0.093 R)
• M6: 8,939,670 km (0.054 R)
• M7: 9,392,203 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.8

Radius: 4.3

Gravity: 30.01 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.4 AU - 7.8 AU

Year: 13298 Days

Day: 23.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,031,373 km

• M1: 53,406 km (0.104 R)
• M2: 232,026 km (0.103 R)
• M3: 612,753 km (0.109 R)
• M4: 1,251,087 km (0.106 R)
• M5: 1,496,428 km (0.086 R)
• M6: 1,724,564 km (0.105 R)
• M7: 2,387,732 km (0.081 R)
• M8: 3,230,865 km (0.06 R)
• M9: 3,380,164 km (0.092 R)
• M10: 6,760,328 km (0.105 R)
• M11: 9,737,475 km (0.1 R)
• M12: 11,195,905 km (0.088 R)
• M13: 16,288,067 km (0.071 R)
• M14: 17,327,173 km (0.099 R)
• M15: 18,488,651 km (0.079 R)
• M16: 20,284,723 km (0.071 R)
• M17: 24,600,323 km (0.075 R)
• M18: 26,064,886 km (0.114 R)
• M19: 27,073,026 km (0.071 R)
• M20: 27,380,449 km (0.074 R)
• M21: 34,746,948 km (0.099 R)
• M22: 34,988,698 km (0.104 R)
• M23: 42,774,519 km (0.07 R)
• M24: 46,479,011 km (0.103 R)
• M25: 52,428,219 km (0.085 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 11,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit