🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.9

Radius: 11.2

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.74 AU - 0.92 AU

Year: 496 Days

Day: 9.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,896,876 km

• M1: 139,276 km (0.067 R)
• M2: 505,491 km (0.113 R)
• M3: 959,820 km (0.114 R)
• M4: 1,349,223 km (0.114 R)
• M5: 1,718,580 km (0.106 R)
• M6: 2,277,179 km (0.096 R)
• M7: 2,678,849 km (0.083 R)
• M8: 3,116,273 km (0.06 R)
• M9: 3,510,464 km (0.101 R)
• M10: 4,193,827 km (0.038 R)
• M11: 5,128,514 km (0.102 R)
• M12: 5,717,032 km (0.094 R)
• M13: 6,683,734 km (0.044 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.7

Radius: 12.5

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.69 AU - 1.15 AU

Year: 579 Days

Day: 10.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,896,876 km

• M1: 155,432 km (0.059 R)
• M2: 604,675 km (0.109 R)
• M3: 1,232,238 km (0.102 R)
• M4: 1,800,410 km (0.119 R)
• M5: 2,917,906 km (0.094 R)
• M6: 3,735,608 km (0.091 R)
• M7: 4,257,705 km (0.102 R)
• M8: 5,073,911 km (0.081 R)
• M9: 5,467,054 km (0.118 R)
• M10: 5,991,844 km (0.085 R)
• M11: 6,975,749 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.4

Radius: 9.7

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.75 AU - 1.91 AU

Year: 1624 Days

Day: 8.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,896,876 km

• M1: 120,576 km (0.1 R)
• M2: 446,250 km (0.107 R)
• M3: 756,516 km (0.118 R)
• M4: 1,104,331 km (0.115 R)
• M5: 1,430,754 km (0.089 R)
• M6: 2,115,015 km (0.113 R)
• M7: 2,465,373 km (0.12 R)
• M8: 3,382,557 km (0.083 R)
• M9: 4,334,150 km (0.111 R)
• M10: 6,395,758 km (0.087 R)
• M11: 6,811,640 km (0.065 R)
• M12: 8,879,382 km (0.076 R)
• M13: 10,964,028 km (0.089 R)
• M14: 12,900,722 km (0.117 R)
• M15: 13,863,983 km (0.042 R)
• M16: 14,341,349 km (0.067 R)
• M17: 15,420,997 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.8

Radius: 8.3

Gravity: 11.42 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.93 AU - 2.45 AU

Year: 2126 Days

Day: 9.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,896,876 km

• M1: 103,372 km (0.058 R)
• M2: 541,395 km (0.109 R)
• M3: 858,991 km (0.096 R)
• M4: 1,207,255 km (0.115 R)
• M5: 1,890,767 km (0.083 R)
• M6: 2,517,433 km (0.064 R)
• M7: 2,871,681 km (0.065 R)
• M8: 3,754,607 km (0.029 R)
• M9: 5,030,827 km (0.07 R)
• M10: 5,307,882 km (0.077 R)
• M11: 5,969,105 km (0.098 R)
• M12: 6,628,981 km (0.106 R)
• M13: 8,703,305 km (0.103 R)
• M14: 9,342,985 km (0.025 R)
• M15: 10,565,499 km (0.115 R)
• M16: 11,176,307 km (0.116 R)
• M17: 11,450,819 km (0.118 R)
• M18: 13,063,784 km (0.046 R)
• M19: 13,324,682 km (0.036 R)
• M20: 13,722,613 km (0.086 R)
• M21: 14,822,606 km (0.099 R)
• M22: 16,029,861 km (0.113 R)
• M23: 16,887,505 km (0.084 R)
• M24: 17,353,652 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.1

Radius: 5.5

Gravity: 25.82 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.08 AU - 8.9 AU

Year: 13447 Days

Day: 22.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 123.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,896,876 km

• M1: 77,492 km (0.115 R)
• M2: 274,063 km (0.109 R)
• M3: 493,075 km (0.098 R)
• M4: 1,267,842 km (0.088 R)
• M5: 1,554,621 km (0.049 R)
• M6: 2,218,836 km (0.06 R)
• M7: 3,205,583 km (0.03 R)
• M8: 3,546,068 km (0.097 R)
• M9: 5,084,532 km (0.111 R)
• M10: 7,063,862 km (0.116 R)
• M11: 7,549,606 km (0.071 R)
• M12: 12,840,584 km (0.117 R)
• M13: 14,037,217 km (0.099 R)
• M14: 19,061,461 km (0.096 R)
• M15: 25,983,953 km (0.117 R)
• M16: 33,546,275 km (0.085 R)
• M17: 37,098,626 km (0.09 R)
• M18: 42,884,922 km (0.071 R)
• M19: 47,987,855 km (0.099 R)
• M20: 48,770,851 km (0.071 R)
• M21: 49,086,353 km (0.041 R)
• M22: 51,660,034 km (0.038 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.6

Radius: 7.1

Gravity: 17.03 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.02 AU - 9.42 AU

Year: 14071 Days

Day: 20.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,896,876 km

• M1: 88,263 km (0.114 R)
• M2: 547,079 km (0.08 R)
• M3: 826,528 km (0.052 R)
• M4: 1,588,580 km (0.112 R)
• M5: 2,231,851 km (0.086 R)
• M6: 2,703,533 km (0.098 R)
• M7: 3,903,158 km (0.084 R)
• M8: 5,028,284 km (0.118 R)
• M9: 5,571,324 km (0.101 R)
• M10: 5,876,653 km (0.09 R)
• M11: 6,355,516 km (0.081 R)
• M12: 7,166,336 km (0.095 R)
• M13: 7,666,442 km (0.091 R)
• M14: 8,238,056 km (0.114 R)
• M15: 8,584,524 km (0.086 R)
• M16: 9,412,848 km (0.057 R)
• M17: 10,124,185 km (0.079 R)
• M18: 12,344,816 km (0.119 R)
• M19: 12,602,873 km (0.117 R)
• M20: 15,834,935 km (0.106 R)
• M21: 17,559,798 km (0.059 R)
• M22: 17,886,370 km (0.093 R)
• M23: 18,720,528 km (0.117 R)
• M24: 20,919,018 km (0.105 R)
• M25: 21,193,830 km (0.097 R)
• M26: 21,564,234 km (0.12 R)
• M27: 25,196,470 km (0.072 R)
• M28: 27,648,678 km (0.099 R)
• M29: 28,090,890 km (0.075 R)
• M30: 31,318,913 km (0.067 R)
• M31: 33,022,084 km (0.086 R)
• M32: 43,207,904 km (0.051 R)
• M33: 47,019,508 km (0.119 R)
• M34: 56,713,002 km (0.102 R)
• M35: 60,156,745 km (0.108 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 18,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit