🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.4

Radius: 9.2

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.62 AU - 0.82 AU

Year: 407 Days

Day: 8 Hours

Environment

Temp: -160 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,720,278 km

• M1: 115,639 km (0.119 R)
• M2: 486,492 km (0.085 R)
• M3: 784,042 km (0.106 R)
• M4: 1,203,515 km (0.12 R)
• M5: 1,526,646 km (0.085 R)
• M6: 1,848,880 km (0.12 R)
• M7: 2,300,965 km (0.079 R)
• M8: 2,651,772 km (0.063 R)
• M9: 2,966,227 km (0.117 R)
• M10: 3,428,185 km (0.081 R)
• M11: 4,619,881 km (0.103 R)
• M12: 4,945,855 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388

Radius: 12.9

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.73 AU - 1.07 AU

Year: 569 Days

Day: 5.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,720,278 km

• M1: 160,369 km (0.048 R)
• M2: 568,472 km (0.071 R)
• M3: 986,598 km (0.034 R)
• M4: 1,449,903 km (0.063 R)
• M5: 1,854,565 km (0.108 R)
• M6: 2,282,564 km (0.108 R)
• M7: 2,890,680 km (0.095 R)
• M8: 3,728,877 km (0.087 R)
• M9: 4,267,130 km (0.092 R)
• M10: 4,872,253 km (0.1 R)
• M11: 5,274,971 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.9

Radius: 11.4

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.81 AU - 4.05 AU

Year: 4236 Days

Day: 5.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,720,278 km

• M1: 143,913 km (0.112 R)
• M2: 659,876 km (0.099 R)
• M3: 1,176,288 km (0.094 R)
• M4: 2,041,712 km (0.087 R)
• M5: 2,719,091 km (0.111 R)
• M6: 3,804,274 km (0.12 R)
• M7: 4,674,933 km (0.092 R)
• M8: 6,526,207 km (0.11 R)
• M9: 7,071,491 km (0.09 R)
• M10: 8,155,627 km (0.101 R)
• M11: 10,343,346 km (0.092 R)
• M12: 11,738,197 km (0.07 R)
• M13: 12,985,694 km (0.119 R)
• M14: 14,751,846 km (0.11 R)
• M15: 15,743,082 km (0.102 R)
• M16: 17,913,447 km (0.071 R)
• M17: 18,983,970 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.6

Radius: 13.3

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4 AU - 6.48 AU

Year: 7999 Days

Day: 12.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,720,278 km

• M1: 165,455 km (0.116 R)
• M2: 607,816 km (0.075 R)
• M3: 1,508,844 km (0.078 R)
• M4: 3,159,357 km (0.112 R)
• M5: 3,679,659 km (0.045 R)
• M6: 6,694,056 km (0.092 R)
• M7: 8,189,287 km (0.085 R)
• M8: 8,764,191 km (0.107 R)
• M9: 11,018,631 km (0.055 R)
• M10: 11,665,343 km (0.049 R)
• M11: 12,451,779 km (0.101 R)
• M12: 14,192,948 km (0.107 R)
• M13: 14,636,656 km (0.06 R)
• M14: 15,618,466 km (0.115 R)
• M15: 16,435,271 km (0.109 R)
• M16: 20,307,462 km (0.12 R)
• M17: 21,862,532 km (0.09 R)
• M18: 22,971,351 km (0.117 R)
• M19: 24,932,729 km (0.106 R)
• M20: 27,981,683 km (0.07 R)
• M21: 33,119,622 km (0.116 R)
• M22: 36,914,023 km (0.096 R)
• M23: 41,890,545 km (0.043 R)
• M24: 44,809,798 km (0.077 R)

Asteroid Belt

Center: 5.97 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.5

Radius: 8

Gravity: 13.46 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.14 AU - 8.24 AU

Year: 11539 Days

Day: 17.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,720,278 km

• M1: 99,483 km (0.085 R)
• M2: 656,286 km (0.061 R)
• M3: 1,217,876 km (0.082 R)
• M4: 1,759,720 km (0.076 R)
• M5: 2,197,593 km (0.103 R)
• M6: 2,577,721 km (0.065 R)
• M7: 3,144,098 km (0.051 R)
• M8: 3,470,072 km (0.047 R)
• M9: 5,005,994 km (0.065 R)
• M10: 5,594,212 km (0.044 R)
• M11: 6,189,014 km (0.066 R)
• M12: 8,558,793 km (0.102 R)
• M13: 11,416,861 km (0.059 R)
• M14: 11,710,073 km (0.106 R)
• M15: 12,008,221 km (0.092 R)
• M16: 14,172,453 km (0.119 R)
• M17: 17,265,689 km (0.068 R)
• M18: 18,684,624 km (0.093 R)
• M19: 19,589,093 km (0.118 R)
• M20: 23,500,030 km (0.074 R)
• M21: 24,553,349 km (0.041 R)
• M22: 27,063,900 km (0.044 R)
• M23: 27,796,481 km (0.118 R)
• M24: 32,237,892 km (0.118 R)
• M25: 34,139,580 km (0.114 R)
• M26: 37,904,660 km (0.049 R)
• M27: 38,164,960 km (0.034 R)
• M28: 38,821,246 km (0.03 R)
• M29: 43,342,991 km (0.064 R)
• M30: 44,779,430 km (0.099 R)
• M31: 45,070,547 km (0.115 R)
• M32: 45,803,726 km (0.064 R)
• M33: 49,279,334 km (0.117 R)
• M34: 55,735,379 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.2

Radius: 6.7

Gravity: 21.23 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.6 AU - 9.7 AU

Year: 15516 Days

Day: 18.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,720,278 km

• M1: 83,326 km (0.044 R)
• M2: 598,391 km (0.059 R)
• M3: 943,663 km (0.12 R)
• M4: 1,741,618 km (0.052 R)
• M5: 2,611,231 km (0.057 R)
• M6: 4,171,387 km (0.058 R)
• M7: 5,428,757 km (0.109 R)
• M8: 8,511,371 km (0.115 R)
• M9: 9,982,666 km (0.063 R)
• M10: 11,363,604 km (0.071 R)
• M11: 12,799,145 km (0.077 R)
• M12: 14,870,926 km (0.071 R)
• M13: 16,263,682 km (0.045 R)
• M14: 16,746,734 km (0.096 R)
• M15: 23,821,965 km (0.064 R)
• M16: 30,305,237 km (0.104 R)
• M17: 36,487,070 km (0.086 R)
• M18: 37,592,898 km (0.048 R)
• M19: 38,013,268 km (0.087 R)
• M20: 45,173,321 km (0.111 R)
• M21: 46,127,007 km (0.117 R)
• M22: 48,404,336 km (0.116 R)
• M23: 54,245,086 km (0.073 R)
• M24: 55,866,128 km (0.071 R)
• M25: 58,451,778 km (0.076 R)
• M26: 61,115,966 km (0.042 R)
• M27: 66,072,892 km (0.116 R)
• M28: 68,336,457 km (0.066 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 12,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit