🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.4

Radius: 12.2

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.84 AU - 1.16 AU

Year: 636 Days

Day: 14.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,933,557 km

• M1: 156,779 km (0.106 R)
• M2: 536,608 km (0.101 R)
• M3: 1,380,340 km (0.084 R)
• M4: 1,813,425 km (0.033 R)
• M5: 2,481,829 km (0.072 R)
• M6: 2,910,427 km (0.089 R)
• M7: 3,422,949 km (0.075 R)
• M8: 3,906,300 km (0.093 R)
• M9: 4,476,567 km (0.099 R)
• M10: 4,877,339 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.4

Radius: 11.3

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.87 AU - 2.57 AU

Year: 2103 Days

Day: 13.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,933,557 km

• M1: 140,772 km (0.033 R)
• M2: 664,514 km (0.1 R)
• M3: 1,180,327 km (0.069 R)
• M4: 1,751,193 km (0.069 R)
• M5: 2,557,076 km (0.046 R)
• M6: 2,980,887 km (0.054 R)
• M7: 3,451,522 km (0.041 R)
• M8: 3,894,033 km (0.077 R)
• M9: 5,503,107 km (0.032 R)
• M10: 7,884,406 km (0.038 R)
• M11: 9,163,468 km (0.102 R)
• M12: 12,254,758 km (0.085 R)
• M13: 13,290,125 km (0.111 R)
• M14: 13,920,381 km (0.064 R)
• M15: 15,881,759 km (0.041 R)
• M16: 16,335,788 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.2

Radius: 13.6

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.4 AU - 3.82 AU

Year: 3487 Days

Day: 14.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,933,557 km

• M1: 169,195 km (0.119 R)
• M2: 608,714 km (0.1 R)
• M3: 1,139,188 km (0.113 R)
• M4: 1,717,533 km (0.104 R)
• M5: 2,175,452 km (0.101 R)
• M6: 2,868,988 km (0.055 R)
• M7: 3,623,859 km (0.12 R)
• M8: 4,049,016 km (0.027 R)
• M9: 5,182,519 km (0.058 R)
• M10: 6,517,530 km (0.065 R)
• M11: 8,249,575 km (0.038 R)
• M12: 9,697,084 km (0.06 R)
• M13: 11,532,500 km (0.05 R)
• M14: 12,083,768 km (0.099 R)
• M15: 14,049,484 km (0.118 R)
• M16: 17,746,047 km (0.049 R)
• M17: 21,837,549 km (0.054 R)
• M18: 22,897,300 km (0.09 R)
• M19: 23,403,390 km (0.048 R)
• M20: 24,288,411 km (0.049 R)
• M21: 24,814,996 km (0.101 R)
• M22: 25,272,316 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.1

Radius: 10.1

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.77 AU - 4.47 AU

Year: 5317 Days

Day: 5.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,933,557 km

• M1: 125,662 km (0.077 R)
• M2: 545,135 km (0.097 R)
• M3: 1,529,638 km (0.111 R)
• M4: 1,985,762 km (0.119 R)
• M5: 3,632,087 km (0.109 R)
• M6: 4,476,118 km (0.083 R)
• M7: 5,135,545 km (0.079 R)
• M8: 5,503,406 km (0.097 R)
• M9: 5,858,552 km (0.106 R)
• M10: 6,387,829 km (0.118 R)
• M11: 7,016,888 km (0.065 R)
• M12: 8,751,027 km (0.105 R)
• M13: 10,572,530 km (0.067 R)
• M14: 11,169,875 km (0.088 R)
• M15: 11,548,507 km (0.081 R)
• M16: 12,231,720 km (0.111 R)
• M17: 12,583,275 km (0.091 R)
• M18: 13,306,880 km (0.03 R)
• M19: 13,678,781 km (0.075 R)
• M20: 14,836,818 km (0.051 R)
• M21: 15,294,737 km (0.093 R)
• M22: 15,821,022 km (0.108 R)
• M23: 16,359,574 km (0.086 R)
• M24: 17,855,254 km (0.118 R)
• M25: 22,435,941 km (0.118 R)
• M26: 23,887,190 km (0.101 R)
• M27: 24,279,286 km (0.11 R)
• M28: 25,562,835 km (0.104 R)
• M29: 29,058,040 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.5

Radius: 10.8

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.67 AU - 5.85 AU

Year: 6603 Days

Day: 14.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,933,557 km

• M1: 146,307 km (0.036 R)
• M2: 538,702 km (0.113 R)
• M3: 924,066 km (0.047 R)
• M4: 2,042,310 km (0.118 R)
• M5: 2,770,702 km (0.099 R)
• M6: 3,238,495 km (0.105 R)
• M7: 5,916,745 km (0.118 R)
• M8: 7,129,835 km (0.095 R)
• M9: 7,658,962 km (0.112 R)
• M10: 9,010,429 km (0.038 R)
• M11: 14,725,367 km (0.072 R)
• M12: 16,282,980 km (0.081 R)
• M13: 18,503,611 km (0.103 R)
• M14: 20,315,092 km (0.117 R)
• M15: 23,208,913 km (0.11 R)
• M16: 28,561,973 km (0.118 R)
• M17: 30,777,368 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.7

Radius: 5.8

Gravity: 23.39 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.05 AU - 7.69 AU

Year: 12721 Days

Day: 19.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,933,557 km

• M1: 72,106 km (0.081 R)
• M2: 341,382 km (0.045 R)
• M3: 690,394 km (0.093 R)
• M4: 1,036,713 km (0.108 R)
• M5: 1,552,676 km (0.065 R)
• M6: 1,877,004 km (0.075 R)
• M7: 2,149,273 km (0.037 R)
• M8: 2,531,495 km (0.106 R)
• M9: 3,053,592 km (0.078 R)
• M10: 3,839,280 km (0.053 R)
• M11: 4,218,660 km (0.066 R)
• M12: 7,341,815 km (0.119 R)
• M13: 8,206,042 km (0.087 R)
• M14: 9,705,760 km (0.111 R)
• M15: 9,918,788 km (0.115 R)
• M16: 10,409,169 km (0.106 R)
• M17: 11,856,230 km (0.105 R)
• M18: 12,786,130 km (0.1 R)
• M19: 13,830,622 km (0.09 R)
• M20: 16,612,844 km (0.104 R)
• M21: 21,587,571 km (0.111 R)
• M22: 22,502,961 km (0.054 R)
• M23: 22,689,060 km (0.064 R)
• M24: 22,970,155 km (0.107 R)
• M25: 23,635,267 km (0.104 R)
• M26: 26,115,450 km (0.05 R)
• M27: 26,735,533 km (0.115 R)
• M28: 27,471,255 km (0.096 R)
• M29: 30,435,836 km (0.115 R)
• M30: 31,237,831 km (0.119 R)
• M31: 32,171,471 km (0.071 R)
• M32: 41,707,587 km (0.109 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 19,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit