🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.7

Radius: 11.9

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.56 AU - 0.62 AU

Year: 313 Days

Day: 8 Hours

Environment

Temp: -139 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 52,658,440 km

• M1: 148,102 km (0.106 R)
• M2: 532,868 km (0.092 R)
• M3: 1,000,361 km (0.106 R)
• M4: 1,618,499 km (0.09 R)
• M5: 2,093,323 km (0.048 R)
• M6: 4,130,248 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.5

Radius: 11

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.24 AU - 2.44 AU

Year: 2471 Days

Day: 9.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 73.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,658,440 km

• M1: 138,079 km (0.101 R)
• M2: 480,508 km (0.116 R)
• M3: 873,502 km (0.07 R)
• M4: 1,272,180 km (0.043 R)
• M5: 1,701,077 km (0.079 R)
• M6: 2,070,734 km (0.049 R)
• M7: 2,602,405 km (0.054 R)
• M8: 3,098,022 km (0.117 R)
• M9: 4,299,443 km (0.039 R)
• M10: 4,846,223 km (0.092 R)
• M11: 6,029,991 km (0.055 R)
• M12: 7,397,316 km (0.103 R)
• M13: 9,351,363 km (0.101 R)
• M14: 11,027,308 km (0.051 R)
• M15: 11,551,648 km (0.108 R)
• M16: 14,605,240 km (0.105 R)
• M17: 15,010,052 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.6

Radius: 14

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.97 AU - 2.75 AU

Year: 2503 Days

Day: 7.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,658,440 km

• M1: 174,132 km (0.093 R)
• M2: 625,469 km (0.1 R)
• M3: 1,089,222 km (0.099 R)
• M4: 1,729,501 km (0.103 R)
• M5: 2,215,694 km (0.044 R)
• M6: 2,778,631 km (0.1 R)
• M7: 5,231,438 km (0.094 R)
• M8: 6,054,675 km (0.092 R)
• M9: 6,876,715 km (0.096 R)
• M10: 7,314,887 km (0.089 R)
• M11: 8,312,854 km (0.061 R)
• M12: 9,830,974 km (0.108 R)
• M13: 10,426,672 km (0.117 R)
• M14: 11,405,491 km (0.062 R)
• M15: 12,274,505 km (0.09 R)
• M16: 12,834,151 km (0.104 R)
• M17: 15,492,355 km (0.119 R)
• M18: 17,349,314 km (0.116 R)
• M19: 18,836,466 km (0.082 R)
• M20: 19,466,124 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.9

Radius: 14

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.04 AU - 3.18 AU

Year: 2911 Days

Day: 10.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 52,658,440 km

• M1: 468,690 km (0.043 R)
• M2: 2,698,895 km (0.035 R)
• M3: 3,431,177 km (0.076 R)
• M4: 3,894,781 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.5

Radius: 13.4

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.03 AU - 4.63 AU

Year: 6219 Days

Day: 11.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,658,440 km

• M1: 166,802 km (0.072 R)
• M2: 741,856 km (0.118 R)
• M3: 1,168,359 km (0.108 R)
• M4: 1,687,614 km (0.12 R)
• M5: 3,087,102 km (0.112 R)
• M6: 4,582,033 km (0.067 R)
• M7: 5,505,351 km (0.092 R)
• M8: 6,752,549 km (0.078 R)
• M9: 9,978,477 km (0.086 R)
• M10: 12,437,268 km (0.071 R)
• M11: 12,963,104 km (0.065 R)
• M12: 13,779,609 km (0.113 R)
• M13: 14,229,001 km (0.114 R)
• M14: 15,515,543 km (0.1 R)
• M15: 18,051,227 km (0.115 R)
• M16: 18,794,429 km (0.099 R)
• M17: 21,973,234 km (0.075 R)
• M18: 22,509,992 km (0.063 R)
• M19: 22,977,036 km (0.109 R)
• M20: 25,326,620 km (0.058 R)
• M21: 26,516,522 km (0.088 R)
• M22: 27,921,545 km (0.05 R)
• M23: 29,560,838 km (0.115 R)
• M24: 31,071,179 km (0.066 R)
• M25: 33,030,761 km (0.104 R)
• M26: 33,837,243 km (0.08 R)

Asteroid Belt

Center: 6.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 335.8

Radius: 5

Gravity: 13.43 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.66 AU - 8.9 AU

Year: 16446 Days

Day: 17.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,658,440 km

• M1: 67,319 km (0.086 R)
• M2: 358,885 km (0.092 R)
• M3: 653,294 km (0.12 R)
• M4: 1,018,911 km (0.044 R)
• M5: 1,385,127 km (0.073 R)
• M6: 2,726,272 km (0.048 R)
• M7: 5,628,171 km (0.037 R)
• M8: 6,025,503 km (0.099 R)
• M9: 6,480,131 km (0.069 R)
• M10: 9,751,537 km (0.1 R)
• M11: 11,536,988 km (0.116 R)
• M12: 11,709,325 km (0.104 R)
• M13: 12,658,074 km (0.104 R)
• M14: 15,321,216 km (0.112 R)
• M15: 15,810,401 km (0.113 R)
• M16: 16,967,690 km (0.077 R)
• M17: 18,570,631 km (0.107 R)
• M18: 27,397,354 km (0.105 R)
• M19: 27,807,402 km (0.109 R)
• M20: 31,347,635 km (0.103 R)
• M21: 35,783,063 km (0.064 R)
• M22: 38,404,915 km (0.088 R)
• M23: 40,222,230 km (0.085 R)
• M24: 42,095,943 km (0.029 R)
• M25: 50,633,793 km (0.102 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: 524 - 11,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit