🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.6

Radius: 14.9

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.51 AU - 0.53 AU

Year: 250 Days

Day: 14.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,592,622 km

• M1: 185,352 km (0.046 R)
• M2: 710,590 km (0.078 R)
• M3: 1,213,688 km (0.076 R)
• M4: 1,719,478 km (0.089 R)
• M5: 2,856,422 km (0.096 R)
• M6: 3,505,976 km (0.092 R)
• M7: 4,051,110 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.8

Radius: 11.6

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.66 AU - 0.76 AU

Year: 399 Days

Day: 10.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,592,622 km

• M1: 144,212 km (0.111 R)
• M2: 529,876 km (0.082 R)
• M3: 942,766 km (0.105 R)
• M4: 1,460,674 km (0.119 R)
• M5: 1,868,926 km (0.093 R)
• M6: 2,422,438 km (0.101 R)
• M7: 3,176,561 km (0.058 R)
• M8: 3,626,252 km (0.099 R)
• M9: 4,560,192 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.6

Radius: 15

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.63 AU - 4.35 AU

Year: 4348 Days

Day: 14.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,592,622 km

• M1: 186,698 km (0.067 R)
• M2: 976,126 km (0.104 R)
• M3: 1,784,703 km (0.101 R)
• M4: 2,712,957 km (0.096 R)
• M5: 4,552,114 km (0.074 R)
• M6: 5,275,419 km (0.069 R)
• M7: 7,631,735 km (0.101 R)
• M8: 9,522,952 km (0.09 R)
• M9: 14,002,062 km (0.112 R)
• M10: 15,936,063 km (0.099 R)
• M11: 19,723,881 km (0.085 R)
• M12: 22,438,334 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.1

Radius: 14

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.18 AU - 4.14 AU

Year: 4669 Days

Day: 7.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,592,622 km

• M1: 174,132 km (0.04 R)
• M2: 904,020 km (0.096 R)
• M3: 1,515,426 km (0.062 R)
• M4: 2,539,723 km (0.074 R)
• M5: 4,234,218 km (0.12 R)
• M6: 4,688,547 km (0.084 R)
• M7: 5,500,415 km (0.068 R)
• M8: 7,137,015 km (0.103 R)
• M9: 7,575,636 km (0.112 R)
• M10: 8,104,016 km (0.1 R)
• M11: 10,641,944 km (0.07 R)
• M12: 11,717,702 km (0.1 R)
• M13: 14,243,662 km (0.09 R)
• M14: 14,887,083 km (0.042 R)
• M15: 15,945,637 km (0.116 R)
• M16: 16,464,293 km (0.044 R)
• M17: 19,750,509 km (0.109 R)
• M18: 20,891,193 km (0.076 R)
• M19: 23,083,999 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.1

Radius: 9.6

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.72 AU - 4.32 AU

Year: 5375 Days

Day: 10.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,592,622 km

• M1: 121,025 km (0.097 R)
• M2: 452,384 km (0.107 R)
• M3: 755,320 km (0.093 R)
• M4: 1,063,192 km (0.032 R)
• M5: 1,579,903 km (0.05 R)
• M6: 2,083,300 km (0.098 R)
• M7: 3,179,104 km (0.089 R)
• M8: 3,566,413 km (0.091 R)
• M9: 4,488,834 km (0.107 R)
• M10: 4,838,594 km (0.089 R)
• M11: 5,472,290 km (0.071 R)
• M12: 5,778,068 km (0.116 R)
• M13: 6,558,969 km (0.092 R)
• M14: 7,408,685 km (0.113 R)
• M15: 8,943,559 km (0.103 R)
• M16: 9,630,812 km (0.084 R)
• M17: 9,987,453 km (0.103 R)
• M18: 10,445,671 km (0.077 R)
• M19: 11,702,892 km (0.113 R)
• M20: 12,109,349 km (0.115 R)
• M21: 13,606,375 km (0.083 R)
• M22: 14,631,719 km (0.08 R)
• M23: 17,617,244 km (0.064 R)
• M24: 20,912,137 km (0.064 R)
• M25: 24,596,583 km (0.062 R)
• M26: 29,338,985 km (0.063 R)
• M27: 31,337,164 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489

Radius: 4.7

Gravity: 22.14 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.16 AU - 6.5 AU

Year: 10620 Days

Day: 18.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,592,622 km

• M1: 58,493 km (0.068 R)
• M2: 247,734 km (0.059 R)
• M3: 447,746 km (0.107 R)
• M4: 643,869 km (0.099 R)
• M5: 1,688,212 km (0.102 R)
• M6: 3,334,387 km (0.03 R)
• M7: 3,624,008 km (0.106 R)
• M8: 4,089,707 km (0.083 R)
• M9: 4,281,192 km (0.06 R)
• M10: 5,828,034 km (0.094 R)
• M11: 8,133,487 km (0.085 R)
• M12: 10,366,983 km (0.099 R)
• M13: 12,630,399 km (0.1 R)
• M14: 14,435,297 km (0.034 R)
• M15: 15,138,108 km (0.107 R)
• M16: 15,930,528 km (0.1 R)
• M17: 19,072,681 km (0.09 R)
• M18: 22,604,388 km (0.072 R)
• M19: 23,813,438 km (0.105 R)
• M20: 26,548,386 km (0.03 R)
• M21: 28,582,768 km (0.102 R)
• M22: 29,081,976 km (0.088 R)
• M23: 29,485,591 km (0.114 R)
• M24: 31,242,468 km (0.111 R)
• M25: 36,460,741 km (0.11 R)
• M26: 37,403,058 km (0.075 R)
• M27: 42,102,077 km (0.114 R)
• M28: 44,060,313 km (0.078 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 17,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit