🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.1

Radius: 12.6

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.54 AU - 0.74 AU

Year: 347 Days

Day: 8.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,307,863 km

• M1: 156,629 km (0.109 R)
• M2: 564,882 km (0.106 R)
• M3: 1,083,238 km (0.026 R)
• M4: 1,482,365 km (0.058 R)
• M5: 2,204,325 km (0.107 R)
• M6: 2,632,773 km (0.084 R)
• M7: 3,062,867 km (0.119 R)
• M8: 3,988,279 km (0.115 R)
• M9: 4,516,958 km (0.112 R)
• M10: 4,970,090 km (0.118 R)
• M11: 5,502,210 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.3

Radius: 14.1

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.71 AU - 0.99 AU

Year: 532 Days

Day: 11.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 169.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,307,863 km

• M1: 175,329 km (0.118 R)
• M2: 722,109 km (0.098 R)
• M3: 1,255,126 km (0.12 R)
• M4: 1,711,848 km (0.1 R)
• M5: 2,161,988 km (0.116 R)
• M6: 2,854,776 km (0.115 R)
• M7: 4,323,229 km (0.106 R)
• M8: 4,943,611 km (0.109 R)
• M9: 5,569,978 km (0.045 R)
• M10: 6,461,282 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.4

Radius: 11.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.88 AU - 1 AU

Year: 618 Days

Day: 9.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,307,863 km

• M1: 151,692 km (0.067 R)
• M2: 512,074 km (0.118 R)
• M3: 1,271,432 km (0.114 R)
• M4: 1,875,808 km (0.116 R)
• M5: 2,268,951 km (0.107 R)
• M6: 3,014,696 km (0.114 R)
• M7: 3,768,520 km (0.111 R)
• M8: 4,328,166 km (0.098 R)
• M9: 4,768,133 km (0.033 R)
• M10: 5,424,120 km (0.1 R)
• M11: 6,028,046 km (0.114 R)
• M12: 6,597,864 km (0.091 R)

Asteroid Belt

Center: 1.73 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.4

Radius: 8.8

Gravity: 12.69 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.18 AU - 2.84 AU

Year: 2697 Days

Day: 9.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,307,863 km

• M1: 111,899 km (0.069 R)
• M2: 397,182 km (0.068 R)
• M3: 721,810 km (0.1 R)
• M4: 1,210,396 km (0.069 R)
• M5: 1,514,529 km (0.099 R)
• M6: 1,809,087 km (0.058 R)
• M7: 2,169,319 km (0.039 R)
• M8: 2,816,479 km (0.063 R)
• M9: 3,285,169 km (0.108 R)
• M10: 4,246,186 km (0.078 R)
• M11: 5,644,477 km (0.061 R)
• M12: 6,923,838 km (0.054 R)
• M13: 8,078,734 km (0.108 R)
• M14: 8,631,348 km (0.066 R)
• M15: 10,162,632 km (0.098 R)
• M16: 10,847,940 km (0.114 R)
• M17: 11,867,300 km (0.111 R)
• M18: 13,418,929 km (0.099 R)
• M19: 19,790,901 km (0.096 R)
• M20: 21,832,014 km (0.104 R)
• M21: 22,564,894 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.8

Radius: 12.9

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.97 AU - 3.81 AU

Year: 4233 Days

Day: 9.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,307,863 km

• M1: 160,369 km (0.088 R)
• M2: 566,677 km (0.103 R)
• M3: 998,715 km (0.094 R)
• M4: 1,762,263 km (0.095 R)
• M5: 2,906,238 km (0.081 R)
• M6: 3,430,728 km (0.099 R)
• M7: 4,110,650 km (0.102 R)
• M8: 4,723,104 km (0.055 R)
• M9: 5,395,696 km (0.093 R)
• M10: 9,101,983 km (0.099 R)
• M11: 10,059,260 km (0.112 R)
• M12: 10,584,797 km (0.067 R)
• M13: 11,036,583 km (0.075 R)
• M14: 13,128,560 km (0.053 R)
• M15: 14,186,665 km (0.05 R)
• M16: 15,358,017 km (0.118 R)
• M17: 15,879,365 km (0.084 R)
• M18: 17,141,971 km (0.102 R)
• M19: 18,405,624 km (0.091 R)
• M20: 19,527,758 km (0.066 R)
• M21: 21,331,460 km (0.087 R)
• M22: 23,243,919 km (0.12 R)
• M23: 23,777,684 km (0.086 R)
• M24: 24,241,737 km (0.093 R)
• M25: 25,188,093 km (0.07 R)
• M26: 26,405,520 km (0.067 R)
• M27: 27,491,900 km (0.112 R)
• M28: 28,347,749 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.6

Radius: 7.3

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.12 AU - 7.8 AU

Year: 12454 Days

Day: 24.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,307,863 km

• M1: 90,956 km (0.049 R)
• M2: 409,599 km (0.1 R)
• M3: 1,020,108 km (0.095 R)
• M4: 1,254,378 km (0.115 R)
• M5: 1,787,695 km (0.115 R)
• M6: 2,560,816 km (0.062 R)
• M7: 2,956,802 km (0.04 R)
• M8: 3,639,267 km (0.099 R)
• M9: 4,364,817 km (0.116 R)
• M10: 5,055,810 km (0.104 R)
• M11: 5,477,526 km (0.116 R)
• M12: 5,922,430 km (0.113 R)
• M13: 6,244,365 km (0.03 R)
• M14: 7,484,531 km (0.118 R)
• M15: 8,472,027 km (0.1 R)
• M16: 14,291,982 km (0.109 R)
• M17: 16,918,921 km (0.058 R)
• M18: 18,084,139 km (0.089 R)
• M19: 21,064,427 km (0.099 R)
• M20: 22,325,837 km (0.101 R)
• M21: 22,670,510 km (0.064 R)
• M22: 25,463,652 km (0.114 R)
• M23: 26,894,256 km (0.083 R)
• M24: 29,190,434 km (0.118 R)
• M25: 31,614,219 km (0.107 R)
• M26: 36,499,636 km (0.108 R)
• M27: 46,743,500 km (0.055 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 15,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit