🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.5

Radius: 8.7

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.55 AU - 0.83 AU

Year: 389 Days

Day: 11.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 165.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,356,275 km

• M1: 189,840 km (0.062 R)
• M2: 575,503 km (0.12 R)
• M3: 876,793 km (0.055 R)
• M4: 1,559,558 km (0.09 R)
• M5: 2,085,095 km (0.069 R)
• M6: 3,153,374 km (0.069 R)
• M7: 3,583,916 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.1

Radius: 15

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.16 AU - 1.9 AU

Year: 1284 Days

Day: 11.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,356,275 km

• M1: 186,549 km (0.103 R)
• M2: 756,367 km (0.102 R)
• M3: 1,282,802 km (0.095 R)
• M4: 2,279,423 km (0.105 R)
• M5: 2,789,551 km (0.094 R)
• M6: 3,316,884 km (0.054 R)
• M7: 4,199,811 km (0.106 R)
• M8: 5,502,958 km (0.045 R)
• M9: 6,364,193 km (0.118 R)
• M10: 8,025,028 km (0.105 R)
• M11: 8,524,685 km (0.098 R)
• M12: 9,223,158 km (0.119 R)
• M13: 10,277,972 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.4

Radius: 8.2

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.9 AU - 4.84 AU

Year: 5164 Days

Day: 5.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,356,275 km

• M1: 102,026 km (0.041 R)
• M2: 362,326 km (0.111 R)
• M3: 1,212,640 km (0.052 R)
• M4: 1,569,581 km (0.104 R)
• M5: 1,912,908 km (0.077 R)
• M6: 2,734,799 km (0.111 R)
• M7: 3,580,924 km (0.078 R)
• M8: 4,251,123 km (0.04 R)
• M9: 4,666,556 km (0.069 R)
• M10: 4,923,416 km (0.106 R)
• M11: 5,216,777 km (0.094 R)
• M12: 6,637,059 km (0.038 R)
• M13: 8,076,939 km (0.118 R)
• M14: 9,549,430 km (0.111 R)
• M15: 10,049,387 km (0.119 R)
• M16: 11,011,450 km (0.111 R)
• M17: 12,865,716 km (0.061 R)
• M18: 14,535,378 km (0.114 R)
• M19: 15,422,194 km (0.114 R)
• M20: 19,930,775 km (0.073 R)
• M21: 20,472,768 km (0.109 R)
• M22: 24,391,484 km (0.093 R)
• M23: 25,881,479 km (0.078 R)
• M24: 26,771,287 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.9

Radius: 10

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.25 AU - 4.91 AU

Year: 6648 Days

Day: 9.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,356,275 km

• M1: 124,615 km (0.116 R)
• M2: 511,176 km (0.105 R)
• M3: 826,379 km (0.109 R)
• M4: 1,792,930 km (0.043 R)
• M5: 2,241,874 km (0.074 R)
• M6: 2,563,958 km (0.111 R)
• M7: 2,936,905 km (0.043 R)
• M8: 3,324,513 km (0.118 R)
• M9: 4,030,765 km (0.099 R)
• M10: 4,407,004 km (0.085 R)
• M11: 4,806,580 km (0.066 R)
• M12: 5,347,376 km (0.115 R)
• M13: 6,584,849 km (0.119 R)
• M14: 7,037,084 km (0.11 R)
• M15: 8,723,201 km (0.055 R)
• M16: 10,153,656 km (0.052 R)
• M17: 10,616,512 km (0.112 R)
• M18: 12,141,214 km (0.101 R)
• M19: 13,036,856 km (0.095 R)
• M20: 15,803,669 km (0.034 R)
• M21: 16,425,697 km (0.116 R)
• M22: 17,851,813 km (0.067 R)
• M23: 19,288,551 km (0.077 R)
• M24: 24,800,185 km (0.119 R)
• M25: 26,848,479 km (0.086 R)
• M26: 27,555,479 km (0.031 R)
• M27: 28,184,388 km (0.092 R)
• M28: 30,318,103 km (0.081 R)
• M29: 30,988,451 km (0.062 R)
• M30: 33,361,522 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.2

Radius: 3.5

Gravity: 68.02 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.81 AU - 7.31 AU

Year: 10118 Days

Day: 24.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,356,275 km

• M1: 81,082 km (0.082 R)
• M2: 283,488 km (0.06 R)
• M3: 468,241 km (0.083 R)
• M4: 980,913 km (0.07 R)
• M5: 1,223,711 km (0.089 R)
• M6: 1,963,322 km (0.076 R)
• M7: 3,099,967 km (0.067 R)
• M8: 3,390,785 km (0.113 R)
• M9: 3,806,667 km (0.116 R)
• M10: 4,083,274 km (0.106 R)
• M11: 4,343,425 km (0.11 R)
• M12: 7,977,905 km (0.116 R)
• M13: 8,338,585 km (0.051 R)
• M14: 8,804,433 km (0.119 R)
• M15: 11,796,390 km (0.076 R)
• M16: 12,744,093 km (0.056 R)
• M17: 14,193,696 km (0.111 R)
• M18: 16,823,328 km (0.103 R)
• M19: 17,415,436 km (0.063 R)
• M20: 18,098,051 km (0.055 R)
• M21: 18,252,137 km (0.114 R)
• M22: 22,306,539 km (0.053 R)
• M23: 22,840,902 km (0.091 R)
• M24: 23,383,643 km (0.078 R)
• M25: 30,256,618 km (0.103 R)
• M26: 31,686,475 km (0.092 R)
• M27: 33,973,078 km (0.113 R)
• M28: 36,612,583 km (0.117 R)
• M29: 42,839,594 km (0.063 R)
• M30: 44,499,532 km (0.101 R)
• M31: 45,203,689 km (0.084 R)
• M32: 46,489,782 km (0.117 R)
• M33: 50,341,927 km (0.107 R)
• M34: 51,414,245 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.6

Radius: 5.4

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.76 AU - 10.16 AU

Year: 19735 Days

Day: 21.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 151.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 53,356,275 km

• M1: 67,169 km (0.072 R)
• M2: 302,188 km (0.066 R)
• M3: 493,523 km (0.102 R)
• M4: 758,760 km (0.094 R)
• M5: 993,031 km (0.107 R)
• M6: 1,846,337 km (0.113 R)
• M7: 2,293,635 km (0.107 R)
• M8: 2,658,504 km (0.08 R)
• M9: 3,477,702 km (0.1 R)
• M10: 3,793,952 km (0.079 R)
• M11: 4,988,191 km (0.097 R)
• M12: 6,889,431 km (0.085 R)
• M13: 7,388,489 km (0.047 R)
• M14: 7,603,312 km (0.058 R)
• M15: 9,425,563 km (0.067 R)
• M16: 9,678,533 km (0.109 R)
• M17: 10,357,259 km (0.066 R)
• M18: 11,635,274 km (0.073 R)
• M19: 11,867,749 km (0.034 R)
• M20: 12,044,125 km (0.116 R)
• M21: 13,265,442 km (0.103 R)
• M22: 13,583,187 km (0.085 R)
• M23: 14,102,142 km (0.025 R)
• M24: 14,973,550 km (0.105 R)
• M25: 16,094,487 km (0.069 R)
• M26: 16,529,069 km (0.081 R)
• M27: 19,059,367 km (0.105 R)
• M28: 20,040,131 km (0.115 R)
• M29: 21,924,914 km (0.087 R)
• M30: 25,648,555 km (0.093 R)
• M31: 30,647,517 km (0.087 R)
• M32: 31,202,825 km (0.092 R)
• M33: 33,726,092 km (0.053 R)
• M34: 35,279,367 km (0.119 R)
• M35: 37,888,204 km (0.072 R)
• M36: 42,106,415 km (0.042 R)
• M37: 46,335,397 km (0.058 R)
• M38: 47,805,795 km (0.109 R)
• M39: 51,616,950 km (0.11 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: 485 - 11,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit