🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.9

Radius: 11.5

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.5 AU - 0.58 AU

Year: 274 Days

Day: 8.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,824,175 km

• M1: 143,016 km (0.06 R)
• M2: 511,475 km (0.058 R)
• M3: 884,871 km (0.091 R)
• M4: 1,323,792 km (0.112 R)
• M5: 2,044,853 km (0.111 R)
• M6: 2,572,485 km (0.097 R)
• M7: 3,459,002 km (0.12 R)
• M8: 3,938,463 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.4

Radius: 13.5

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.97 AU - 1.31 AU

Year: 840 Days

Day: 10.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,824,175 km

• M1: 167,849 km (0.09 R)
• M2: 651,499 km (0.085 R)
• M3: 1,160,281 km (0.113 R)
• M4: 1,627,176 km (0.108 R)
• M5: 2,272,840 km (0.119 R)
• M6: 3,216,055 km (0.053 R)
• M7: 3,898,521 km (0.082 R)
• M8: 4,903,669 km (0.116 R)
• M9: 5,830,577 km (0.106 R)
• M10: 6,453,951 km (0.072 R)
• M11: 7,167,384 km (0.072 R)
• M12: 7,933,025 km (0.058 R)
• M13: 9,155,539 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.8

Radius: 13.4

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.88 AU - 1.42 AU

Year: 851 Days

Day: 10 Hours

Environment

Temp: -189 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,824,175 km

• M1: 166,652 km (0.117 R)
• M2: 588,668 km (0.114 R)
• M3: 1,199,775 km (0.103 R)
• M4: 1,657,544 km (0.119 R)
• M5: 2,329,688 km (0.088 R)
• M6: 2,755,144 km (0.088 R)
• M7: 3,528,415 km (0.106 R)
• M8: 4,307,521 km (0.061 R)
• M9: 4,937,179 km (0.067 R)
• M10: 5,996,780 km (0.081 R)
• M11: 7,061,169 km (0.117 R)
• M12: 7,589,399 km (0.038 R)
• M13: 8,221,749 km (0.034 R)
• M14: 9,109,912 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.1

Radius: 9.8

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.74 AU - 4.28 AU

Year: 5543 Days

Day: 14 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,824,175 km

• M1: 128,953 km (0.059 R)
• M2: 709,543 km (0.116 R)
• M3: 2,327,743 km (0.059 R)
• M4: 5,203,014 km (0.111 R)
• M5: 9,036,011 km (0.059 R)
• M6: 9,651,755 km (0.082 R)
• M7: 11,334,582 km (0.079 R)
• M8: 12,530,318 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404

Radius: 11.3

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.75 AU - 4.63 AU

Year: 5920 Days

Day: 9.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,824,175 km

• M1: 141,520 km (0.106 R)
• M2: 525,537 km (0.051 R)
• M3: 1,445,265 km (0.04 R)
• M4: 1,945,371 km (0.119 R)
• M5: 2,320,712 km (0.109 R)
• M6: 2,921,497 km (0.067 R)
• M7: 3,581,672 km (0.115 R)
• M8: 4,531,918 km (0.04 R)
• M9: 5,040,102 km (0.077 R)
• M10: 5,586,134 km (0.083 R)
• M11: 6,668,325 km (0.094 R)
• M12: 7,464,036 km (0.066 R)
• M13: 8,622,223 km (0.029 R)
• M14: 11,801,327 km (0.103 R)
• M15: 12,568,914 km (0.079 R)
• M16: 14,097,505 km (0.062 R)
• M17: 17,095,147 km (0.11 R)
• M18: 22,823,998 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.6

Radius: 4.9

Gravity: 19.52 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.7 AU - 8.04 AU

Year: 12429 Days

Day: 24.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,824,175 km

• M1: 129,402 km (0.076 R)
• M2: 390,151 km (0.11 R)
• M3: 552,315 km (0.091 R)
• M4: 1,390,811 km (0.051 R)
• M5: 1,813,276 km (0.05 R)
• M6: 2,822,014 km (0.03 R)
• M7: 3,699,555 km (0.116 R)
• M8: 4,158,372 km (0.065 R)
• M9: 5,059,400 km (0.07 R)
• M10: 6,996,842 km (0.105 R)
• M11: 7,569,951 km (0.035 R)
• M12: 8,307,469 km (0.097 R)
• M13: 10,646,581 km (0.1 R)
• M14: 12,664,956 km (0.093 R)
• M15: 13,889,863 km (0.066 R)
• M16: 14,401,189 km (0.1 R)
• M17: 15,191,664 km (0.091 R)
• M18: 16,290,011 km (0.102 R)
• M19: 17,366,817 km (0.089 R)
• M20: 20,305,517 km (0.037 R)
• M21: 21,298,249 km (0.097 R)
• M22: 23,830,193 km (0.058 R)
• M23: 29,482,300 km (0.088 R)
• M24: 33,746,886 km (0.114 R)
• M25: 34,786,292 km (0.102 R)
• M26: 35,846,791 km (0.072 R)
• M27: 36,686,484 km (0.116 R)
• M28: 38,404,915 km (0.092 R)
• M29: 44,980,041 km (0.111 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 18,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit