🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.1

Radius: 9.1

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.77 AU - 0.79 AU

Year: 467 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,577,158 km

• M1: 113,246 km (0.072 R)
• M2: 447,298 km (0.08 R)
• M3: 732,132 km (0.119 R)
• M4: 1,229,395 km (0.094 R)
• M5: 1,624,483 km (0.117 R)
• M6: 2,043,357 km (0.088 R)
• M7: 2,769,805 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.8

Radius: 12.7

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.96 AU - 1 AU

Year: 658 Days

Day: 13.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,577,158 km

• M1: 157,975 km (0.092 R)
• M2: 558,898 km (0.042 R)
• M3: 956,080 km (0.095 R)
• M4: 1,511,238 km (0.034 R)
• M5: 2,297,375 km (0.112 R)
• M6: 3,442,546 km (0.079 R)
• M7: 3,998,601 km (0.05 R)
• M8: 5,344,534 km (0.071 R)
• M9: 6,603,250 km (0.072 R)
• M10: 7,270,307 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.7

Radius: 8.2

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.1 AU - 1.56 AU

Year: 1040 Days

Day: 15 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,577,158 km

• M1: 102,026 km (0.057 R)
• M2: 467,643 km (0.101 R)
• M3: 1,965,566 km (0.059 R)
• M4: 3,193,466 km (0.074 R)
• M5: 3,578,979 km (0.051 R)
• M6: 3,897,324 km (0.096 R)
• M7: 4,286,278 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.9

Radius: 9.6

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.79 AU - 2.65 AU

Year: 2243 Days

Day: 12.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,577,158 km

• M1: 119,379 km (0.064 R)
• M2: 427,700 km (0.094 R)
• M3: 948,151 km (0.061 R)
• M4: 1,319,154 km (0.11 R)
• M5: 1,797,418 km (0.096 R)
• M6: 2,190,262 km (0.114 R)
• M7: 3,673,675 km (0.05 R)
• M8: 4,011,018 km (0.05 R)
• M9: 4,408,200 km (0.106 R)
• M10: 4,789,825 km (0.055 R)
• M11: 5,237,421 km (0.12 R)
• M12: 6,094,019 km (0.083 R)
• M13: 6,416,103 km (0.092 R)
• M14: 7,849,699 km (0.069 R)
• M15: 9,584,736 km (0.104 R)
• M16: 10,331,678 km (0.111 R)
• M17: 11,712,466 km (0.112 R)
• M18: 13,048,973 km (0.093 R)
• M19: 13,754,028 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.8

Radius: 11

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.15 AU - 2.93 AU

Year: 2746 Days

Day: 10.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,577,158 km

• M1: 138,378 km (0.101 R)
• M2: 533,915 km (0.07 R)
• M3: 912,547 km (0.081 R)
• M4: 1,581,399 km (0.101 R)
• M5: 2,569,044 km (0.081 R)
• M6: 3,423,846 km (0.114 R)
• M7: 3,807,116 km (0.1 R)
• M8: 4,283,585 km (0.082 R)
• M9: 4,822,736 km (0.103 R)
• M10: 5,331,369 km (0.112 R)
• M11: 5,822,050 km (0.087 R)
• M12: 6,484,918 km (0.049 R)
• M13: 8,638,230 km (0.067 R)
• M14: 9,316,507 km (0.116 R)
• M15: 9,838,902 km (0.104 R)
• M16: 10,820,115 km (0.085 R)
• M17: 20,640,766 km (0.094 R)
• M18: 21,145,360 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.2

Radius: 11.1

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.79 AU - 4.69 AU

Year: 5922 Days

Day: 8.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,577,158 km

• M1: 138,079 km (0.104 R)
• M2: 581,786 km (0.026 R)
• M3: 951,143 km (0.082 R)
• M4: 1,435,092 km (0.065 R)
• M5: 3,370,889 km (0.115 R)
• M6: 4,252,619 km (0.052 R)
• M7: 5,903,282 km (0.081 R)
• M8: 6,265,608 km (0.094 R)
• M9: 7,181,595 km (0.093 R)
• M10: 9,410,753 km (0.101 R)
• M11: 9,998,523 km (0.042 R)
• M12: 10,999,782 km (0.104 R)
• M13: 11,652,328 km (0.082 R)
• M14: 15,125,542 km (0.092 R)
• M15: 15,494,599 km (0.071 R)
• M16: 18,526,948 km (0.091 R)
• M17: 21,390,850 km (0.111 R)
• M18: 21,934,489 km (0.079 R)
• M19: 23,211,606 km (0.12 R)
• M20: 27,613,523 km (0.09 R)
• M21: 29,386,557 km (0.06 R)
• M22: 30,447,206 km (0.115 R)
• M23: 30,937,588 km (0.103 R)
• M24: 32,440,597 km (0.119 R)
• M25: 32,952,222 km (0.087 R)
• M26: 33,886,760 km (0.082 R)
• M27: 35,917,551 km (0.108 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 11,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit