🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.3

Radius: 14.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.97 AU - 1.41 AU

Year: 838 Days

Day: 6.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,422,605 km

• M1: 178,021 km (0.077 R)
• M2: 683,213 km (0.104 R)
• M3: 1,130,212 km (0.112 R)
• M4: 1,740,272 km (0.07 R)
• M5: 2,195,947 km (0.094 R)
• M6: 2,830,392 km (0.115 R)
• M7: 3,629,544 km (0.102 R)
• M8: 4,188,292 km (0.111 R)
• M9: 5,344,085 km (0.106 R)
• M10: 6,070,532 km (0.116 R)
• M11: 6,635,563 km (0.104 R)
• M12: 7,671,977 km (0.064 R)
• M13: 9,482,710 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.5

Radius: 8.2

Gravity: 13.93 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.05 AU - 3.13 AU

Year: 2691 Days

Day: 5.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,422,605 km

• M1: 102,175 km (0.083 R)
• M2: 363,672 km (0.061 R)
• M3: 778,807 km (0.108 R)
• M4: 1,072,916 km (0.101 R)
• M5: 1,361,640 km (0.042 R)
• M6: 1,645,726 km (0.095 R)
• M7: 1,956,740 km (0.09 R)
• M8: 2,927,930 km (0.071 R)
• M9: 3,834,941 km (0.05 R)
• M10: 4,386,658 km (0.077 R)
• M11: 4,822,437 km (0.087 R)
• M12: 7,012,101 km (0.039 R)
• M13: 7,448,478 km (0.114 R)
• M14: 8,170,587 km (0.092 R)
• M15: 9,046,931 km (0.066 R)
• M16: 10,377,006 km (0.091 R)
• M17: 12,451,779 km (0.12 R)
• M18: 13,947,309 km (0.114 R)
• M19: 15,927,236 km (0.078 R)
• M20: 16,247,675 km (0.075 R)
• M21: 17,011,971 km (0.053 R)
• M22: 21,977,872 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.7

Radius: 11.5

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.39 AU - 3.59 AU

Year: 4210 Days

Day: 11 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,422,605 km

• M1: 143,016 km (0.075 R)
• M2: 561,740 km (0.066 R)
• M3: 1,008,140 km (0.032 R)
• M4: 1,745,508 km (0.095 R)
• M5: 2,466,121 km (0.042 R)
• M6: 2,873,476 km (0.078 R)
• M7: 3,392,132 km (0.091 R)
• M8: 3,935,471 km (0.053 R)
• M9: 4,455,473 km (0.028 R)
• M10: 5,042,795 km (0.042 R)
• M11: 6,792,491 km (0.098 R)
• M12: 8,286,525 km (0.064 R)
• M13: 8,787,529 km (0.107 R)
• M14: 10,922,739 km (0.073 R)
• M15: 11,564,065 km (0.083 R)
• M16: 12,190,431 km (0.117 R)
• M17: 12,593,298 km (0.092 R)
• M18: 14,970,558 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.6

Radius: 10.1

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.86 AU - 5.76 AU

Year: 6811 Days

Day: 13.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 32,422,605 km

• M1: 127,308 km (0.092 R)
• M2: 523,144 km (0.088 R)
• M3: 1,083,986 km (0.047 R)
• M4: 1,516,623 km (0.048 R)
• M5: 2,047,396 km (0.049 R)
• M6: 2,736,444 km (0.036 R)
• M7: 3,114,478 km (0.036 R)
• M8: 3,504,779 km (0.12 R)
• M9: 4,026,277 km (0.047 R)
• M10: 5,589,575 km (0.074 R)
• M11: 6,681,639 km (0.06 R)
• M12: 8,069,010 km (0.117 R)
• M13: 9,065,930 km (0.088 R)
• M14: 9,594,310 km (0.09 R)
• M15: 10,425,326 km (0.101 R)
• M16: 10,761,173 km (0.112 R)
• M17: 13,543,694 km (0.034 R)
• M18: 14,529,394 km (0.058 R)
• M19: 19,383,247 km (0.078 R)
• M20: 19,891,879 km (0.028 R)
• M21: 20,484,137 km (0.065 R)
• M22: 22,569,980 km (0.083 R)
• M23: 22,890,569 km (0.115 R)
• M24: 24,793,603 km (0.107 R)
• M25: 25,221,004 km (0.029 R)
• M26: 26,178,281 km (0.099 R)
• M27: 27,613,673 km (0.09 R)
• M28: 36,789,557 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.1

Radius: 14.3

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.13 AU - 6.27 AU

Year: 7656 Days

Day: 14.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,422,605 km

• M1: 179,817 km (0.098 R)
• M2: 731,085 km (0.062 R)
• M3: 1,481,318 km (0.106 R)
• M4: 3,196,009 km (0.069 R)
• M5: 3,759,245 km (0.078 R)
• M6: 4,283,137 km (0.12 R)
• M7: 5,448,654 km (0.108 R)
• M8: 8,866,367 km (0.11 R)
• M9: 10,080,204 km (0.096 R)
• M10: 11,351,187 km (0.109 R)
• M11: 13,626,571 km (0.114 R)
• M12: 15,055,679 km (0.078 R)
• M13: 17,046,977 km (0.078 R)
• M14: 19,063,556 km (0.077 R)
• M15: 29,792,715 km (0.06 R)
• M16: 31,077,312 km (0.084 R)
• M17: 33,440,061 km (0.101 R)
• M18: 37,375,083 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.3

Radius: 6.4

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.22 AU - 6.24 AU

Year: 10040 Days

Day: 24.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 32,422,605 km

• M1: 83,176 km (0.054 R)
• M2: 342,280 km (0.048 R)
• M3: 901,477 km (0.087 R)
• M4: 1,339,649 km (0.109 R)
• M5: 1,691,503 km (0.079 R)
• M6: 2,341,506 km (0.098 R)
• M7: 3,207,229 km (0.117 R)
• M8: 3,908,095 km (0.101 R)
• M9: 4,122,469 km (0.082 R)
• M10: 4,369,903 km (0.092 R)
• M11: 5,032,323 km (0.072 R)
• M12: 6,069,335 km (0.101 R)
• M13: 7,348,846 km (0.115 R)
• M14: 7,676,465 km (0.079 R)
• M15: 10,159,790 km (0.095 R)
• M16: 11,268,609 km (0.094 R)
• M17: 13,507,192 km (0.098 R)
• M18: 13,724,258 km (0.12 R)
• M19: 15,369,087 km (0.106 R)
• M20: 15,905,096 km (0.055 R)
• M21: 17,267,933 km (0.045 R)
• M22: 18,976,939 km (0.099 R)
• M23: 20,939,962 km (0.107 R)
• M24: 24,775,203 km (0.119 R)
• M25: 27,460,933 km (0.072 R)
• M26: 27,809,646 km (0.052 R)
• M27: 29,598,238 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 16,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit