🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.8

Radius: 14.7

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.59 AU - 1.83 AU

Year: 1491 Days

Day: 5.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,142,769 km

• M1: 187,297 km (0.059 R)
• M2: 659,128 km (0.109 R)
• M3: 1,216,829 km (0.071 R)
• M4: 1,716,336 km (0.113 R)
• M5: 2,323,255 km (0.039 R)
• M6: 2,842,808 km (0.058 R)
• M7: 3,598,726 km (0.102 R)
• M8: 5,281,852 km (0.04 R)
• M9: 6,517,231 km (0.061 R)
• M10: 7,227,223 km (0.113 R)
• M11: 8,039,390 km (0.098 R)
• M12: 9,356,748 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.5

Radius: 14

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.52 AU - 3.38 AU

Year: 3379 Days

Day: 11.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 42,142,769 km

• M1: 179,966 km (0.111 R)
• M2: 730,486 km (0.105 R)
• M3: 1,362,388 km (0.098 R)
• M4: 2,042,161 km (0.075 R)
• M5: 3,760,292 km (0.116 R)
• M6: 4,425,404 km (0.108 R)
• M7: 5,695,191 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.7

Radius: 13

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.47 AU - 4.67 AU

Year: 5475 Days

Day: 15 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,142,769 km

• M1: 161,715 km (0.103 R)
• M2: 584,628 km (0.08 R)
• M3: 1,783,356 km (0.092 R)
• M4: 2,335,223 km (0.109 R)
• M5: 3,561,925 km (0.038 R)
• M6: 4,098,832 km (0.106 R)
• M7: 5,224,556 km (0.116 R)
• M8: 5,824,144 km (0.08 R)
• M9: 7,640,711 km (0.117 R)
• M10: 10,119,698 km (0.104 R)
• M11: 12,764,588 km (0.08 R)
• M12: 13,941,325 km (0.068 R)
• M13: 14,915,805 km (0.093 R)
• M14: 15,840,619 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.4

Radius: 8.6

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.03 AU - 6.21 AU

Year: 8885 Days

Day: 13.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,142,769 km

• M1: 107,112 km (0.117 R)
• M2: 3,957,013 km (0.061 R)
• M3: 5,651,209 km (0.066 R)
• M4: 7,019,880 km (0.081 R)
• M5: 10,357,558 km (0.049 R)
• M6: 14,626,483 km (0.102 R)
• M7: 14,981,030 km (0.027 R)
• M8: 16,511,416 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.3

Radius: 7.1

Gravity: 19.63 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.47 AU - 6.91 AU

Year: 10270 Days

Day: 18.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 42,142,769 km

• M1: 88,861 km (0.037 R)
• M2: 331,210 km (0.109 R)
• M3: 658,829 km (0.085 R)
• M4: 980,016 km (0.072 R)
• M5: 1,473,389 km (0.115 R)
• M6: 1,776,774 km (0.068 R)
• M7: 2,743,924 km (0.094 R)
• M8: 3,354,583 km (0.081 R)
• M9: 3,746,080 km (0.113 R)
• M10: 5,072,565 km (0.106 R)
• M11: 6,139,796 km (0.091 R)
• M12: 6,807,302 km (0.114 R)
• M13: 8,193,475 km (0.079 R)
• M14: 8,615,042 km (0.091 R)
• M15: 9,100,338 km (0.082 R)
• M16: 10,721,081 km (0.103 R)
• M17: 11,339,668 km (0.095 R)
• M18: 13,148,007 km (0.035 R)
• M19: 13,466,950 km (0.092 R)
• M20: 13,856,652 km (0.104 R)
• M21: 14,253,835 km (0.039 R)
• M22: 15,703,887 km (0.111 R)
• M23: 16,501,393 km (0.067 R)
• M24: 18,255,727 km (0.075 R)
• M25: 21,685,259 km (0.075 R)
• M26: 28,069,647 km (0.117 R)
• M27: 28,919,662 km (0.113 R)
• M28: 29,459,561 km (0.091 R)
• M29: 32,724,385 km (0.041 R)
• M30: 34,504,150 km (0.109 R)
• M31: 36,598,072 km (0.08 R)
• M32: 41,037,389 km (0.064 R)
• M33: 42,408,453 km (0.107 R)
• M34: 49,109,690 km (0.119 R)
• M35: 50,032,709 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 313.2

Radius: 3.6

Gravity: 24.17 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.86 AU - 7.02 AU

Year: 12192 Days

Day: 21.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 42,142,769 km

• M1: 52,210 km (0.115 R)
• M2: 286,181 km (0.101 R)
• M3: 407,505 km (0.11 R)
• M4: 530,773 km (0.025 R)
• M5: 679,174 km (0.105 R)
• M6: 920,326 km (0.09 R)
• M7: 1,060,948 km (0.098 R)
• M8: 1,323,343 km (0.084 R)
• M9: 1,450,202 km (0.102 R)
• M10: 1,599,351 km (0.117 R)
• M11: 2,391,472 km (0.117 R)
• M12: 2,503,820 km (0.076 R)
• M13: 2,862,106 km (0.118 R)
• M14: 3,438,806 km (0.037 R)
• M15: 4,729,686 km (0.063 R)
• M16: 4,907,109 km (0.078 R)
• M17: 5,370,414 km (0.048 R)
• M18: 5,531,082 km (0.109 R)
• M19: 5,761,612 km (0.063 R)
• M20: 9,837,107 km (0.058 R)
• M21: 11,552,696 km (0.049 R)
• M22: 12,038,141 km (0.098 R)
• M23: 12,480,801 km (0.056 R)
• M24: 13,398,883 km (0.104 R)
• M25: 13,934,593 km (0.095 R)
• M26: 16,624,363 km (0.103 R)
• M27: 16,897,229 km (0.099 R)
• M28: 26,172,895 km (0.114 R)
• M29: 31,145,229 km (0.044 R)
• M30: 34,899,238 km (0.039 R)
• M31: 38,704,559 km (0.033 R)
• M32: 41,890,695 km (0.073 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 12,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit