🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205

Radius: 10

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.56 AU - 0.66 AU

Year: 323 Days

Day: 7.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,137,913 km

• M1: 124,316 km (0.102 R)
• M2: 334,202 km (0.068 R)
• M3: 588,069 km (0.119 R)
• M4: 800,797 km (0.105 R)
• M5: 1,246,749 km (0.069 R)
• M6: 1,503,608 km (0.086 R)
• M7: 1,865,336 km (0.119 R)
• M8: 2,253,542 km (0.036 R)
• M9: 2,647,134 km (0.109 R)
• M10: 2,888,585 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.1

Radius: 8.6

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.13 AU - 3.07 AU

Year: 2843 Days

Day: 5.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 37,137,913 km

• M1: 150,495 km (0.092 R)
• M2: 369,357 km (0.05 R)
• M3: 588,069 km (0.096 R)
• M4: 904,469 km (0.079 R)
• M5: 1,251,536 km (0.093 R)
• M6: 1,485,507 km (0.087 R)
• M7: 1,764,507 km (0.064 R)
• M8: 2,043,806 km (0.041 R)
• M9: 3,137,217 km (0.065 R)
• M10: 3,362,212 km (0.086 R)
• M11: 3,924,401 km (0.046 R)
• M12: 4,323,977 km (0.112 R)
• M13: 4,588,765 km (0.099 R)
• M14: 4,802,391 km (0.117 R)
• M15: 5,620,990 km (0.118 R)
• M16: 5,792,729 km (0.078 R)
• M17: 6,643,791 km (0.115 R)
• M18: 6,948,671 km (0.073 R)
• M19: 7,703,542 km (0.063 R)
• M20: 10,320,907 km (0.113 R)
• M21: 10,789,746 km (0.112 R)
• M22: 11,360,163 km (0.108 R)
• M23: 14,641,592 km (0.099 R)
• M24: 14,954,402 km (0.055 R)
• M25: 16,021,034 km (0.064 R)
• M26: 17,614,252 km (0.095 R)
• M27: 17,918,983 km (0.084 R)
• M28: 19,124,891 km (0.078 R)
• M29: 20,657,072 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.6

Radius: 8.4

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.73 AU - 3.87 AU

Year: 5024 Days

Day: 7.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,137,913 km

• M1: 108,159 km (0.091 R)
• M2: 442,211 km (0.119 R)
• M3: 671,844 km (0.1 R)
• M4: 836,402 km (0.054 R)
• M5: 1,248,095 km (0.116 R)
• M6: 1,577,210 km (0.085 R)
• M7: 2,208,962 km (0.113 R)
• M8: 2,767,860 km (0.107 R)
• M9: 3,375,826 km (0.113 R)
• M10: 3,667,990 km (0.082 R)
• M11: 5,380,287 km (0.117 R)
• M12: 6,549,395 km (0.11 R)
• M13: 7,177,855 km (0.082 R)
• M14: 11,311,693 km (0.051 R)
• M15: 13,768,090 km (0.053 R)
• M16: 14,534,780 km (0.115 R)
• M17: 14,818,716 km (0.09 R)
• M18: 16,205,489 km (0.064 R)
• M19: 16,694,225 km (0.094 R)
• M20: 17,850,018 km (0.086 R)
• M21: 18,762,415 km (0.086 R)
• M22: 20,153,077 km (0.079 R)
• M23: 20,782,585 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.9

Radius: 8.7

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.44 AU - 5.34 AU

Year: 6239 Days

Day: 10.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 37,137,913 km

• M1: 109,655 km (0.103 R)
• M2: 391,198 km (0.072 R)
• M3: 714,779 km (0.085 R)
• M4: 878,439 km (0.11 R)
• M5: 1,149,061 km (0.105 R)
• M6: 1,397,394 km (0.12 R)
• M7: 1,604,288 km (0.116 R)
• M8: 2,301,414 km (0.107 R)
• M9: 2,500,678 km (0.081 R)
• M10: 2,779,828 km (0.087 R)
• M11: 3,036,837 km (0.109 R)
• M12: 4,271,468 km (0.106 R)
• M13: 4,897,834 km (0.105 R)
• M14: 6,146,378 km (0.117 R)
• M15: 7,569,503 km (0.119 R)
• M16: 7,872,139 km (0.087 R)
• M17: 8,978,864 km (0.092 R)
• M18: 9,375,149 km (0.066 R)
• M19: 9,712,193 km (0.116 R)
• M20: 14,431,856 km (0.074 R)
• M21: 14,807,945 km (0.083 R)
• M22: 15,834,635 km (0.037 R)
• M23: 17,257,610 km (0.073 R)
• M24: 18,506,005 km (0.038 R)
• M25: 19,410,922 km (0.117 R)
• M26: 20,584,966 km (0.076 R)
• M27: 21,998,516 km (0.073 R)
• M28: 22,723,019 km (0.094 R)
• M29: 23,406,232 km (0.113 R)
• M30: 23,725,026 km (0.077 R)
• M31: 25,241,350 km (0.096 R)
• M32: 27,489,357 km (0.082 R)
• M33: 28,182,444 km (0.062 R)
• M34: 29,535,257 km (0.067 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.1

Radius: 4.7

Gravity: 41.56 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.84 AU - 7.5 AU

Year: 11684 Days

Day: 18 Hours

Environment

Temp: -239 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 37,137,913 km

• M1: 58,942 km (0.098 R)
• M2: 204,799 km (0.094 R)
• M3: 511,924 km (0.098 R)
• M4: 846,574 km (0.107 R)
• M5: 2,217,489 km (0.1 R)
• M6: 2,354,521 km (0.04 R)
• M7: 2,495,741 km (0.103 R)
• M8: 2,665,984 km (0.107 R)
• M9: 3,183,592 km (0.033 R)
• M10: 3,431,925 km (0.116 R)
• M11: 3,660,510 km (0.069 R)
• M12: 4,359,731 km (0.099 R)
• M13: 4,455,473 km (0.115 R)
• M14: 5,086,328 km (0.089 R)
• M15: 6,168,668 km (0.115 R)
• M16: 6,631,075 km (0.088 R)
• M17: 9,012,225 km (0.099 R)
• M18: 9,335,655 km (0.112 R)
• M19: 9,664,920 km (0.096 R)
• M20: 10,048,190 km (0.112 R)
• M21: 10,837,169 km (0.049 R)
• M22: 11,396,964 km (0.101 R)
• M23: 13,217,121 km (0.101 R)
• M24: 13,778,113 km (0.058 R)
• M25: 15,471,412 km (0.081 R)
• M26: 15,712,713 km (0.083 R)
• M27: 16,324,269 km (0.104 R)
• M28: 19,692,465 km (0.05 R)
• M29: 23,897,811 km (0.12 R)
• M30: 26,114,253 km (0.074 R)
• M31: 27,539,622 km (0.078 R)
• M32: 29,832,059 km (0.113 R)
• M33: 30,757,921 km (0.093 R)
• M34: 31,354,367 km (0.087 R)
• M35: 41,383,409 km (0.087 R)
• M36: 41,580,429 km (0.08 R)
• M37: 43,173,347 km (0.032 R)
• M38: 43,274,026 km (0.08 R)
• M39: 43,475,385 km (0.099 R)
• M40: 44,286,056 km (0.109 R)
• M41: 44,387,783 km (0.114 R)
• M42: 53,921,505 km (0.101 R)
• M43: 56,651,218 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 223.2

Radius: 6.7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.35 AU - 7.19 AU

Year: 11947 Days

Day: 18 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,137,913 km

• M1: 102,923 km (0.042 R)
• M2: 370,255 km (0.087 R)
• M3: 738,714 km (0.095 R)
• M4: 2,253,393 km (0.114 R)
• M5: 2,455,200 km (0.085 R)
• M6: 5,547,239 km (0.12 R)
• M7: 8,095,489 km (0.109 R)
• M8: 8,338,436 km (0.036 R)
• M9: 12,419,914 km (0.068 R)
• M10: 12,764,289 km (0.066 R)
• M11: 16,029,262 km (0.095 R)
• M12: 20,046,713 km (0.1 R)
• M13: 22,627,276 km (0.104 R)
• M14: 23,976,500 km (0.09 R)
• M15: 24,816,791 km (0.077 R)
• M16: 35,453,050 km (0.104 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 19,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit