🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.4

Radius: 14.5

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.6 AU - 0.76 AU

Year: 368 Days

Day: 14.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,948,662 km

• M1: 180,265 km (0.038 R)
• M2: 719,715 km (0.111 R)
• M3: 1,326,784 km (0.078 R)
• M4: 1,941,481 km (0.054 R)
• M5: 2,398,951 km (0.076 R)
• M6: 3,337,828 km (0.104 R)
• M7: 3,912,433 km (0.092 R)
• M8: 4,610,606 km (0.101 R)
• M9: 5,906,872 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.5

Radius: 9.7

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.6 AU - 0.84 AU

Year: 401 Days

Day: 10.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,948,662 km

• M1: 121,773 km (0.088 R)
• M2: 506,090 km (0.118 R)
• M3: 880,234 km (0.111 R)
• M4: 1,256,173 km (0.107 R)
• M5: 1,996,384 km (0.1 R)
• M6: 2,379,803 km (0.092 R)
• M7: 2,833,084 km (0.111 R)
• M8: 3,633,134 km (0.045 R)
• M9: 4,045,874 km (0.105 R)
• M10: 4,375,887 km (0.086 R)
• M11: 4,679,421 km (0.106 R)
• M12: 5,027,984 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413

Radius: 10.1

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.89 AU - 1.19 AU

Year: 696 Days

Day: 11.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,948,662 km

• M1: 125,961 km (0.079 R)
• M2: 447,298 km (0.059 R)
• M3: 763,248 km (0.083 R)
• M4: 1,138,141 km (0.118 R)
• M5: 1,465,012 km (0.069 R)
• M6: 1,913,207 km (0.083 R)
• M7: 2,502,024 km (0.101 R)
• M8: 2,906,088 km (0.11 R)
• M9: 4,139,672 km (0.115 R)
• M10: 4,462,654 km (0.114 R)
• M11: 4,898,133 km (0.027 R)
• M12: 5,622,187 km (0.113 R)
• M13: 6,112,270 km (0.051 R)
• M14: 6,709,764 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.8

Radius: 11.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.14 AU - 2.24 AU

Year: 2126 Days

Day: 12.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,948,662 km

• M1: 143,464 km (0.056 R)
• M2: 652,247 km (0.091 R)
• M3: 1,175,390 km (0.082 R)
• M4: 1,665,473 km (0.11 R)
• M5: 2,799,575 km (0.071 R)
• M6: 3,254,202 km (0.112 R)
• M7: 3,846,610 km (0.044 R)
• M8: 4,293,608 km (0.095 R)
• M9: 4,816,902 km (0.055 R)
• M10: 5,519,114 km (0.099 R)
• M11: 6,040,463 km (0.103 R)
• M12: 6,568,693 km (0.111 R)
• M13: 7,045,761 km (0.09 R)
• M14: 7,717,904 km (0.087 R)
• M15: 9,093,007 km (0.119 R)
• M16: 9,619,293 km (0.069 R)
• M17: 11,969,774 km (0.086 R)
• M18: 12,968,041 km (0.066 R)
• M19: 13,720,668 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.1

Radius: 4.3

Gravity: 22.77 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.83 AU - 7.91 AU

Year: 10547 Days

Day: 23.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,948,662 km

• M1: 53,855 km (0.086 R)
• M2: 219,759 km (0.093 R)
• M3: 461,061 km (0.091 R)
• M4: 820,694 km (0.029 R)
• M5: 1,060,948 km (0.078 R)
• M6: 1,226,703 km (0.115 R)
• M7: 1,877,304 km (0.073 R)
• M8: 3,896,725 km (0.086 R)
• M9: 4,432,286 km (0.099 R)
• M10: 5,015,418 km (0.064 R)
• M11: 5,517,469 km (0.096 R)
• M12: 5,681,129 km (0.104 R)
• M13: 6,621,052 km (0.103 R)
• M14: 7,381,159 km (0.086 R)
• M15: 7,579,825 km (0.059 R)
• M16: 8,848,265 km (0.059 R)
• M17: 9,486,001 km (0.101 R)
• M18: 9,959,927 km (0.106 R)
• M19: 10,750,701 km (0.091 R)
• M20: 12,068,808 km (0.06 R)
• M21: 12,344,816 km (0.064 R)
• M22: 14,273,133 km (0.109 R)
• M23: 18,640,643 km (0.075 R)
• M24: 19,083,752 km (0.104 R)
• M25: 21,085,521 km (0.106 R)
• M26: 22,884,884 km (0.093 R)
• M27: 23,995,050 km (0.063 R)
• M28: 26,046,036 km (0.111 R)
• M29: 26,599,698 km (0.06 R)
• M30: 27,161,139 km (0.084 R)
• M31: 28,114,526 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.6

Radius: 7.4

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.52 AU - 11.62 AU

Year: 24162 Days

Day: 19.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,948,662 km

• M1: 92,003 km (0.119 R)
• M2: 674,836 km (0.079 R)
• M3: 1,049,728 km (0.076 R)
• M4: 1,343,239 km (0.111 R)
• M5: 2,639,505 km (0.082 R)
• M6: 2,905,340 km (0.074 R)
• M7: 4,447,096 km (0.045 R)
• M8: 4,967,846 km (0.058 R)
• M9: 7,370,238 km (0.049 R)
• M10: 7,801,978 km (0.085 R)
• M11: 9,253,825 km (0.081 R)
• M12: 10,514,636 km (0.03 R)
• M13: 12,081,823 km (0.085 R)
• M14: 12,614,541 km (0.1 R)
• M15: 13,162,967 km (0.107 R)
• M16: 16,874,341 km (0.114 R)
• M17: 18,835,120 km (0.111 R)
• M18: 20,565,518 km (0.115 R)
• M19: 24,234,855 km (0.105 R)
• M20: 26,278,512 km (0.04 R)
• M21: 29,495,763 km (0.041 R)
• M22: 31,074,918 km (0.114 R)
• M23: 33,874,493 km (0.114 R)
• M24: 38,524,892 km (0.084 R)
• M25: 44,050,140 km (0.098 R)
• M26: 44,363,099 km (0.077 R)
• M27: 45,151,629 km (0.12 R)
• M28: 54,273,808 km (0.094 R)
• M29: 59,073,656 km (0.046 R)
• M30: 60,798,968 km (0.115 R)
• M31: 61,771,803 km (0.112 R)
• M32: 62,952,878 km (0.066 R)
• M33: 63,349,911 km (0.108 R)
• M34: 64,550,883 km (0.086 R)
• M35: 65,563,361 km (0.089 R)
• M36: 67,205,198 km (0.101 R)
• M37: 72,077,900 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 10,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit