🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.4

Radius: 12.6

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.74 AU - 0.78 AU

Year: 442 Days

Day: 12.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,175,276 km

• M1: 157,078 km (0.118 R)
• M2: 681,269 km (0.072 R)
• M3: 1,318,556 km (0.09 R)
• M4: 1,750,445 km (0.06 R)
• M5: 2,605,696 km (0.12 R)
• M6: 3,594,388 km (0.059 R)
• M7: 4,112,595 km (0.113 R)
• M8: 4,943,910 km (0.028 R)
• M9: 5,433,694 km (0.066 R)
• M10: 6,155,653 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.2

Radius: 9.4

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.71 AU - 1.13 AU

Year: 588 Days

Day: 7.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,175,276 km

• M1: 117,135 km (0.065 R)
• M2: 542,591 km (0.084 R)
• M3: 1,025,643 km (0.085 R)
• M4: 1,348,475 km (0.049 R)
• M5: 1,905,877 km (0.081 R)
• M6: 2,336,120 km (0.086 R)
• M7: 2,783,418 km (0.081 R)
• M8: 3,224,881 km (0.113 R)
• M9: 3,522,581 km (0.077 R)
• M10: 4,100,627 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.7

Radius: 13.3

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.74 AU - 1.1 AU

Year: 588 Days

Day: 13.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,175,276 km

• M1: 165,455 km (0.088 R)
• M2: 796,010 km (0.096 R)
• M3: 1,209,948 km (0.059 R)
• M4: 1,675,047 km (0.059 R)
• M5: 2,307,697 km (0.101 R)
• M6: 2,836,974 km (0.081 R)
• M7: 3,347,552 km (0.045 R)
• M8: 4,143,113 km (0.099 R)
• M9: 4,709,790 km (0.07 R)
• M10: 5,430,403 km (0.07 R)
• M11: 6,223,421 km (0.107 R)
• M12: 6,908,130 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.9

Radius: 11.8

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.34 AU - 3.02 AU

Year: 2926 Days

Day: 9.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,175,276 km

• M1: 274,662 km (0.105 R)
• M2: 687,253 km (0.096 R)
• M3: 1,371,364 km (0.072 R)
• M4: 1,821,354 km (0.09 R)
• M5: 2,568,296 km (0.11 R)
• M6: 3,509,865 km (0.082 R)
• M7: 4,194,425 km (0.102 R)
• M8: 4,614,047 km (0.119 R)
• M9: 8,145,305 km (0.062 R)
• M10: 8,971,085 km (0.079 R)
• M11: 10,951,462 km (0.037 R)

Asteroid Belt

Center: 3.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.8

Radius: 13.4

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.48 AU - 5.94 AU

Year: 7930 Days

Day: 9.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,175,276 km

• M1: 166,652 km (0.096 R)
• M2: 997,369 km (0.08 R)
• M3: 1,516,474 km (0.106 R)
• M4: 2,524,015 km (0.081 R)
• M5: 3,841,524 km (0.091 R)
• M6: 5,063,738 km (0.077 R)
• M7: 6,392,766 km (0.111 R)
• M8: 6,920,098 km (0.051 R)
• M9: 8,470,231 km (0.118 R)
• M10: 8,891,649 km (0.096 R)
• M11: 9,415,840 km (0.106 R)
• M12: 12,677,821 km (0.101 R)
• M13: 13,741,761 km (0.117 R)
• M14: 16,694,225 km (0.095 R)
• M15: 17,493,676 km (0.088 R)
• M16: 19,241,577 km (0.107 R)
• M17: 20,269,763 km (0.066 R)
• M18: 21,645,166 km (0.113 R)
• M19: 23,657,557 km (0.051 R)
• M20: 27,132,416 km (0.08 R)
• M21: 29,277,500 km (0.092 R)
• M22: 30,933,997 km (0.074 R)
• M23: 32,549,505 km (0.113 R)
• M24: 35,077,260 km (0.062 R)
• M25: 35,948,219 km (0.113 R)
• M26: 36,388,934 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709

Radius: 3.8

Gravity: 49.1 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.1 AU - 7.74 AU

Year: 12139 Days

Day: 16 Hours

Environment

Temp: -220 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,175,276 km

• M1: 52,658 km (0.106 R)
• M2: 337,642 km (0.106 R)
• M3: 462,407 km (0.109 R)
• M4: 666,907 km (0.077 R)
• M5: 848,070 km (0.109 R)
• M6: 2,431,115 km (0.085 R)
• M7: 2,931,221 km (0.103 R)
• M8: 4,190,236 km (0.087 R)
• M9: 4,970,988 km (0.083 R)
• M10: 5,590,024 km (0.107 R)
• M11: 6,533,089 km (0.106 R)
• M12: 7,754,106 km (0.107 R)
• M13: 8,301,036 km (0.065 R)
• M14: 9,471,640 km (0.112 R)
• M15: 10,364,440 km (0.077 R)
• M16: 10,859,160 km (0.086 R)
• M17: 12,437,567 km (0.091 R)
• M18: 12,807,971 km (0.1 R)
• M19: 13,122,276 km (0.067 R)
• M20: 13,377,490 km (0.056 R)
• M21: 13,700,921 km (0.095 R)
• M22: 17,688,901 km (0.08 R)
• M23: 18,394,554 km (0.115 R)
• M24: 21,404,912 km (0.08 R)
• M25: 23,866,994 km (0.118 R)
• M26: 29,671,242 km (0.102 R)
• M27: 35,479,977 km (0.068 R)
• M28: 37,615,487 km (0.116 R)
• M29: 40,101,804 km (0.08 R)
• M30: 47,912,159 km (0.092 R)
• M31: 50,205,644 km (0.098 R)
• M32: 51,774,626 km (0.069 R)
• M33: 53,053,090 km (0.107 R)
• M34: 53,537,936 km (0.044 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 14,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit