🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376

Radius: 13.1

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.05 AU - 1.07 AU

Year: 716 Days

Day: 6.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,503,551 km

• M1: 162,912 km (0.096 R)
• M2: 579,243 km (0.111 R)
• M3: 1,341,444 km (0.102 R)
• M4: 1,894,059 km (0.044 R)
• M5: 3,248,817 km (0.07 R)
• M6: 3,751,017 km (0.104 R)
• M7: 4,392,642 km (0.076 R)
• M8: 5,288,434 km (0.087 R)
• M9: 5,753,684 km (0.072 R)
• M10: 6,359,405 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.8

Radius: 10.4

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.14 AU - 1.24 AU

Year: 852 Days

Day: 5.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,503,551 km

• M1: 129,851 km (0.037 R)
• M2: 547,827 km (0.099 R)
• M3: 931,396 km (0.051 R)
• M4: 1,545,645 km (0.12 R)
• M5: 2,096,614 km (0.06 R)
• M6: 2,936,756 km (0.11 R)
• M7: 3,578,231 km (0.113 R)
• M8: 3,971,674 km (0.038 R)
• M9: 4,756,913 km (0.069 R)
• M10: 5,102,484 km (0.105 R)
• M11: 5,823,995 km (0.101 R)
• M12: 6,414,158 km (0.086 R)
• M13: 7,493,956 km (0.113 R)
• M14: 7,912,979 km (0.092 R)
• M15: 8,426,100 km (0.06 R)
• M16: 9,015,964 km (0.058 R)
• M17: 9,433,791 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.1

Radius: 14.5

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.19 AU - 1.63 AU

Year: 1098 Days

Day: 14.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,503,551 km

• M1: 180,265 km (0.047 R)
• M2: 646,113 km (0.109 R)
• M3: 1,520,064 km (0.1 R)
• M4: 3,531,258 km (0.107 R)
• M5: 4,160,018 km (0.111 R)
• M6: 4,935,533 km (0.099 R)
• M7: 5,387,468 km (0.096 R)
• M8: 5,908,518 km (0.107 R)
• M9: 6,618,359 km (0.03 R)
• M10: 7,702,346 km (0.069 R)
• M11: 8,497,608 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.9

Radius: 12.8

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.44 AU - 3.78 AU

Year: 4500 Days

Day: 13 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,503,551 km

• M1: 161,416 km (0.089 R)
• M2: 572,960 km (0.101 R)
• M3: 1,803,702 km (0.116 R)
• M4: 2,249,952 km (0.11 R)
• M5: 2,670,172 km (0.105 R)
• M6: 3,199,001 km (0.113 R)
• M7: 3,969,280 km (0.1 R)
• M8: 4,422,412 km (0.111 R)
• M9: 5,193,589 km (0.032 R)
• M10: 5,793,926 km (0.108 R)
• M11: 6,562,559 km (0.084 R)
• M12: 7,635,027 km (0.085 R)
• M13: 9,637,244 km (0.098 R)
• M14: 10,760,276 km (0.12 R)
• M15: 11,692,570 km (0.092 R)
• M16: 12,969,387 km (0.11 R)
• M17: 13,465,304 km (0.1 R)
• M18: 14,975,196 km (0.101 R)
• M19: 15,911,230 km (0.113 R)
• M20: 16,885,860 km (0.119 R)
• M21: 17,657,785 km (0.117 R)
• M22: 19,983,882 km (0.119 R)
• M23: 20,512,411 km (0.095 R)
• M24: 22,792,432 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.4

Radius: 4

Gravity: 36.34 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.47 AU - 6.51 AU

Year: 9617 Days

Day: 20.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,503,551 km

• M1: 49,816 km (0.07 R)
• M2: 214,224 km (0.103 R)
• M3: 464,651 km (0.104 R)
• M4: 683,513 km (0.108 R)
• M5: 835,055 km (0.107 R)
• M6: 1,254,229 km (0.084 R)
• M7: 1,404,126 km (0.108 R)
• M8: 1,740,122 km (0.059 R)
• M9: 2,110,377 km (0.109 R)
• M10: 2,492,450 km (0.047 R)
• M11: 3,049,553 km (0.103 R)
• M12: 3,685,344 km (0.116 R)
• M13: 3,915,724 km (0.073 R)
• M14: 4,128,452 km (0.094 R)
• M15: 4,320,835 km (0.116 R)
• M16: 5,840,002 km (0.07 R)
• M17: 6,889,281 km (0.084 R)
• M18: 7,519,088 km (0.099 R)
• M19: 8,667,401 km (0.12 R)
• M20: 9,830,525 km (0.045 R)
• M21: 10,474,693 km (0.052 R)
• M22: 21,415,384 km (0.072 R)
• M23: 22,410,210 km (0.118 R)
• M24: 23,609,386 km (0.086 R)
• M25: 26,321,745 km (0.107 R)
• M26: 26,603,887 km (0.093 R)
• M27: 28,735,058 km (0.119 R)
• M28: 29,740,356 km (0.118 R)
• M29: 35,921,291 km (0.051 R)
• M30: 37,560,435 km (0.077 R)
• M31: 42,003,043 km (0.052 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.7

Radius: 4.2

Gravity: 43.01 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.77 AU - 9.71 AU

Year: 16950 Days

Day: 23.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,503,551 km

• M1: 52,210 km (0.064 R)
• M2: 249,679 km (0.054 R)
• M3: 386,262 km (0.102 R)
• M4: 624,272 km (0.087 R)
• M5: 772,075 km (0.103 R)
• M6: 1,565,841 km (0.03 R)
• M7: 1,717,683 km (0.112 R)
• M8: 2,317,720 km (0.086 R)
• M9: 2,772,647 km (0.065 R)
• M10: 3,591,994 km (0.106 R)
• M11: 4,072,652 km (0.11 R)
• M12: 5,891,314 km (0.108 R)
• M13: 6,429,417 km (0.101 R)
• M14: 7,746,627 km (0.108 R)
• M15: 9,288,083 km (0.085 R)
• M16: 12,490,973 km (0.082 R)
• M17: 14,521,465 km (0.094 R)
• M18: 21,052,160 km (0.095 R)
• M19: 22,106,825 km (0.079 R)
• M20: 22,796,023 km (0.036 R)
• M21: 26,020,754 km (0.105 R)
• M22: 27,571,785 km (0.112 R)
• M23: 30,012,325 km (0.116 R)
• M24: 38,613,305 km (0.094 R)
• M25: 40,044,807 km (0.082 R)
• M26: 40,335,326 km (0.109 R)
• M27: 41,660,015 km (0.107 R)
• M28: 43,318,158 km (0.093 R)
• M29: 47,087,426 km (0.047 R)
• M30: 52,618,957 km (0.079 R)
• M31: 55,811,076 km (0.104 R)
• M32: 62,383,060 km (0.103 R)
• M33: 66,360,419 km (0.075 R)
• M34: 67,175,727 km (0.098 R)
• M35: 69,034,331 km (0.087 R)
• M36: 70,081,666 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 20,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit