🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.9

Radius: 10.5

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.65 AU - 0.83 AU

Year: 447 Days

Day: 13.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,412,776 km

• M1: 130,898 km (0.119 R)
• M2: 536,458 km (0.037 R)
• M3: 928,105 km (0.047 R)
• M4: 1,514,230 km (0.098 R)
• M5: 2,040,814 km (0.097 R)
• M6: 2,515,638 km (0.106 R)
• M7: 3,212,165 km (0.061 R)
• M8: 4,032,560 km (0.093 R)
• M9: 5,628,470 km (0.092 R)
• M10: 6,140,245 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.1

Radius: 10.2

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.81 AU - 0.89 AU

Year: 551 Days

Day: 12.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,412,776 km

• M1: 126,859 km (0.105 R)
• M2: 444,156 km (0.102 R)
• M3: 806,781 km (0.092 R)
• M4: 1,534,725 km (0.065 R)
• M5: 1,855,163 km (0.103 R)
• M6: 2,238,882 km (0.059 R)
• M7: 2,685,880 km (0.074 R)
• M8: 3,065,410 km (0.07 R)
• M9: 3,773,756 km (0.066 R)
• M10: 4,557,798 km (0.053 R)
• M11: 4,972,932 km (0.103 R)
• M12: 5,329,873 km (0.067 R)
• M13: 6,076,965 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631

Radius: 13.5

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.79 AU - 0.99 AU

Year: 590 Days

Day: 13 Hours

Environment

Temp: -172 °C

Axial Tilt: 75.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,412,776 km

• M1: 168,597 km (0.099 R)
• M2: 603,029 km (0.102 R)
• M3: 1,189,602 km (0.077 R)
• M4: 1,812,827 km (0.105 R)
• M5: 2,347,639 km (0.071 R)
• M6: 2,897,262 km (0.091 R)
• M7: 3,430,578 km (0.072 R)
• M8: 3,931,731 km (0.078 R)
• M9: 6,010,992 km (0.076 R)
• M10: 6,584,700 km (0.063 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 313.4

Radius: 3.2

Gravity: 30.61 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.88 AU - 6.8 AU

Year: 11221 Days

Day: 16.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 40,412,776 km

• M1: 49,816 km (0.038 R)
• M2: 151,543 km (0.105 R)
• M3: 349,012 km (0.107 R)
• M4: 618,587 km (0.095 R)
• M5: 886,667 km (0.115 R)
• M6: 2,295,879 km (0.038 R)
• M7: 2,686,628 km (0.084 R)
• M8: 4,123,965 km (0.102 R)
• M9: 4,256,209 km (0.088 R)
• M10: 4,501,550 km (0.071 R)
• M11: 6,005,307 km (0.043 R)
• M12: 6,313,778 km (0.077 R)
• M13: 8,264,684 km (0.118 R)
• M14: 9,083,583 km (0.107 R)
• M15: 9,627,969 km (0.046 R)
• M16: 10,632,220 km (0.117 R)
• M17: 10,831,185 km (0.117 R)
• M18: 11,032,544 km (0.072 R)
• M19: 11,287,758 km (0.088 R)
• M20: 11,916,368 km (0.092 R)
• M21: 12,512,815 km (0.066 R)
• M22: 12,790,468 km (0.088 R)
• M23: 14,603,894 km (0.115 R)
• M24: 14,726,414 km (0.097 R)
• M25: 15,731,712 km (0.119 R)
• M26: 16,382,762 km (0.085 R)
• M27: 18,514,980 km (0.097 R)
• M28: 20,287,416 km (0.062 R)
• M29: 21,768,285 km (0.103 R)
• M30: 24,769,069 km (0.102 R)
• M31: 25,649,004 km (0.066 R)
• M32: 26,006,842 km (0.104 R)
• M33: 33,239,450 km (0.076 R)
• M34: 33,664,607 km (0.112 R)
• M35: 37,197,361 km (0.109 R)
• M36: 37,770,770 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 189.2

Radius: 3.1

Gravity: 19.69 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.8 AU - 10.28 AU

Year: 19106 Days

Day: 24 Hours

Environment

Temp: -244 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,412,776 km

• M1: 45,627 km (0.065 R)
• M2: 144,063 km (0.058 R)
• M3: 323,281 km (0.069 R)
• M4: 686,056 km (0.066 R)
• M5: 942,467 km (0.113 R)
• M6: 1,162,076 km (0.037 R)
• M7: 1,483,113 km (0.072 R)
• M8: 2,800,622 km (0.077 R)
• M9: 3,446,286 km (0.118 R)
• M10: 3,991,570 km (0.092 R)
• M11: 4,502,896 km (0.084 R)
• M12: 4,713,081 km (0.097 R)
• M13: 6,908,878 km (0.067 R)
• M14: 12,161,858 km (0.091 R)
• M15: 15,205,876 km (0.082 R)
• M16: 16,230,471 km (0.11 R)
• M17: 17,666,761 km (0.116 R)
• M18: 19,499,484 km (0.075 R)
• M19: 21,287,328 km (0.085 R)
• M20: 21,623,774 km (0.112 R)
• M21: 28,911,883 km (0.1 R)
• M22: 30,161,025 km (0.075 R)
• M23: 31,337,313 km (0.107 R)
• M24: 32,878,022 km (0.115 R)
• M25: 33,440,360 km (0.103 R)
• M26: 34,238,315 km (0.114 R)
• M27: 35,048,986 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.6

Radius: 7.9

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.48 AU - 10.4 AU

Year: 22029 Days

Day: 18.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,412,776 km

• M1: 98,286 km (0.106 R)
• M2: 900,579 km (0.055 R)
• M3: 1,334,413 km (0.099 R)
• M4: 1,655,001 km (0.068 R)
• M5: 2,836,226 km (0.112 R)
• M6: 3,106,400 km (0.096 R)
• M7: 3,579,428 km (0.094 R)
• M8: 5,604,834 km (0.107 R)
• M9: 8,806,228 km (0.092 R)
• M10: 12,441,756 km (0.078 R)
• M11: 20,126,299 km (0.098 R)
• M12: 21,523,094 km (0.106 R)
• M13: 26,829,032 km (0.113 R)
• M14: 29,097,384 km (0.069 R)
• M15: 30,779,612 km (0.085 R)
• M16: 37,464,094 km (0.063 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 17,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit