🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.85 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.1

Radius: 14

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.37 AU - 2.01 AU

Year: 1490 Days

Day: 5.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,657,144 km

• M1: 174,132 km (0.043 R)
• M2: 683,363 km (0.093 R)
• M3: 1,290,730 km (0.095 R)
• M4: 1,756,578 km (0.117 R)
• M5: 2,360,954 km (0.056 R)
• M6: 3,377,471 km (0.113 R)
• M7: 3,872,939 km (0.09 R)
• M8: 6,314,676 km (0.083 R)
• M9: 6,993,551 km (0.106 R)
• M10: 7,945,741 km (0.106 R)
• M11: 9,263,399 km (0.094 R)
• M12: 10,549,043 km (0.1 R)
• M13: 11,145,490 km (0.105 R)
• M14: 12,138,970 km (0.088 R)
• M15: 13,432,542 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.4

Radius: 13

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.48 AU - 3.84 AU

Year: 3810 Days

Day: 11.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,657,144 km

• M1: 162,762 km (0.062 R)
• M2: 975,528 km (0.099 R)
• M3: 1,607,728 km (0.111 R)
• M4: 3,615,182 km (0.115 R)
• M5: 4,274,460 km (0.095 R)
• M6: 4,993,427 km (0.097 R)
• M7: 8,119,873 km (0.093 R)
• M8: 9,342,836 km (0.026 R)
• M9: 10,522,864 km (0.118 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.2

Radius: 4.9

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.66 AU - 7.08 AU

Year: 10904 Days

Day: 20.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,657,144 km

• M1: 61,485 km (0.082 R)
• M2: 266,883 km (0.088 R)
• M3: 635,941 km (0.112 R)
• M4: 5,007,490 km (0.098 R)
• M5: 5,622,636 km (0.064 R)
• M6: 8,980,061 km (0.073 R)
• M7: 9,245,298 km (0.116 R)
• M8: 12,301,583 km (0.12 R)
• M9: 15,650,331 km (0.035 R)
• M10: 16,623,016 km (0.104 R)
• M11: 16,889,151 km (0.099 R)
• M12: 18,688,215 km (0.119 R)
• M13: 19,782,224 km (0.051 R)
• M14: 20,080,971 km (0.11 R)
• M15: 24,074,337 km (0.064 R)
• M16: 25,898,383 km (0.064 R)
• M17: 32,745,927 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.8

Radius: 5.7

Gravity: 21.17 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.06 AU - 8.48 AU

Year: 13295 Days

Day: 17.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 40,657,144 km

• M1: 70,909 km (0.118 R)
• M2: 286,779 km (0.116 R)
• M3: 514,018 km (0.106 R)
• M4: 705,055 km (0.075 R)
• M5: 1,043,296 km (0.039 R)
• M6: 1,398,590 km (0.05 R)
• M7: 2,492,749 km (0.076 R)
• M8: 3,152,027 km (0.083 R)
• M9: 3,643,157 km (0.104 R)
• M10: 4,154,183 km (0.107 R)
• M11: 5,676,042 km (0.069 R)
• M12: 7,316,383 km (0.11 R)
• M13: 7,535,843 km (0.051 R)
• M14: 8,651,544 km (0.096 R)
• M15: 8,897,184 km (0.084 R)
• M16: 9,979,973 km (0.031 R)
• M17: 11,556,735 km (0.112 R)
• M18: 12,843,127 km (0.112 R)
• M19: 13,292,369 km (0.11 R)
• M20: 14,702,928 km (0.106 R)
• M21: 17,039,945 km (0.112 R)
• M22: 21,436,328 km (0.12 R)
• M23: 22,251,038 km (0.077 R)
• M24: 23,274,586 km (0.059 R)
• M25: 25,515,562 km (0.103 R)
• M26: 28,757,797 km (0.034 R)
• M27: 29,305,325 km (0.117 R)
• M28: 32,382,254 km (0.059 R)
• M29: 39,302,652 km (0.116 R)
• M30: 39,841,354 km (0.067 R)
• M31: 41,209,576 km (0.119 R)
• M32: 43,606,732 km (0.055 R)
• M33: 45,353,736 km (0.117 R)
• M34: 46,844,778 km (0.112 R)
• M35: 48,522,518 km (0.076 R)
• M36: 49,924,549 km (0.062 R)
• M37: 51,193,289 km (0.113 R)
• M38: 56,997,387 km (0.041 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218

Radius: 3.9

Gravity: 14.33 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.09 AU - 7.85 AU

Year: 13848 Days

Day: 17.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,657,144 km

• M1: 48,470 km (0.073 R)
• M2: 289,322 km (0.1 R)
• M3: 435,479 km (0.11 R)
• M4: 616,942 km (0.092 R)
• M5: 902,225 km (0.096 R)
• M6: 1,189,453 km (0.106 R)
• M7: 1,630,467 km (0.112 R)
• M8: 2,608,688 km (0.068 R)
• M9: 4,131,444 km (0.12 R)
• M10: 4,681,366 km (0.065 R)
• M11: 5,498,919 km (0.102 R)
• M12: 6,025,952 km (0.117 R)
• M13: 6,767,957 km (0.104 R)
• M14: 7,648,341 km (0.06 R)
• M15: 9,130,556 km (0.098 R)
• M16: 9,962,769 km (0.099 R)
• M17: 12,153,032 km (0.092 R)
• M18: 13,622,233 km (0.092 R)
• M19: 19,918,508 km (0.066 R)
• M20: 20,222,640 km (0.033 R)
• M21: 24,811,704 km (0.078 R)
• M22: 25,075,445 km (0.119 R)
• M23: 32,712,417 km (0.034 R)
• M24: 34,536,464 km (0.095 R)
• M25: 38,152,095 km (0.091 R)
• M26: 38,386,215 km (0.082 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 13,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit