🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.5

Radius: 12.6

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.68 AU - 0.94 AU

Year: 478 Days

Day: 7.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,218,972 km

• M1: 157,078 km (0.089 R)
• M2: 613,800 km (0.09 R)
• M3: 1,026,840 km (0.111 R)
• M4: 1,516,025 km (0.065 R)
• M5: 2,465,672 km (0.098 R)
• M6: 2,866,445 km (0.08 R)
• M7: 4,040,638 km (0.072 R)
• M8: 4,536,256 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963

Radius: 8.2

Gravity: 14.32 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.44 AU - 5.02 AU

Year: 6748 Days

Day: 9.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 125.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,218,972 km

• M1: 103,971 km (0.099 R)
• M2: 367,113 km (0.083 R)
• M3: 664,514 km (0.119 R)
• M4: 1,035,965 km (0.107 R)
• M5: 1,427,164 km (0.113 R)
• M6: 1,764,956 km (0.061 R)
• M7: 2,275,234 km (0.111 R)
• M8: 3,983,791 km (0.06 R)
• M9: 4,980,113 km (0.045 R)
• M10: 6,342,052 km (0.086 R)
• M11: 7,185,186 km (0.104 R)
• M12: 8,479,955 km (0.069 R)
• M13: 8,782,741 km (0.09 R)
• M14: 9,182,616 km (0.112 R)
• M15: 11,842,467 km (0.098 R)
• M16: 13,347,720 km (0.075 R)
• M17: 14,116,354 km (0.073 R)
• M18: 16,398,470 km (0.073 R)
• M19: 18,192,298 km (0.064 R)
• M20: 18,479,526 km (0.094 R)
• M21: 19,658,357 km (0.116 R)
• M22: 21,921,773 km (0.075 R)
• M23: 23,326,497 km (0.109 R)
• M24: 24,266,719 km (0.114 R)
• M25: 24,614,834 km (0.104 R)
• M26: 26,405,670 km (0.089 R)
• M27: 28,764,080 km (0.047 R)
• M28: 30,952,547 km (0.051 R)
• M29: 38,180,817 km (0.072 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.7

Radius: 5.8

Gravity: 19.73 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.78 AU - 8.2 AU

Year: 13447 Days

Day: 22.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,218,972 km

• M1: 72,256 km (0.104 R)
• M2: 397,631 km (0.096 R)
• M3: 756,217 km (0.094 R)
• M4: 963,111 km (0.052 R)
• M5: 1,312,123 km (0.108 R)
• M6: 1,824,944 km (0.111 R)
• M7: 2,127,431 km (0.058 R)
• M8: 3,710,626 km (0.106 R)
• M9: 4,471,331 km (0.038 R)
• M10: 5,055,660 km (0.086 R)
• M11: 5,874,858 km (0.104 R)
• M12: 7,114,426 km (0.096 R)
• M13: 7,416,913 km (0.097 R)
• M14: 11,101,209 km (0.028 R)
• M15: 13,562,244 km (0.1 R)
• M16: 14,366,033 km (0.108 R)
• M17: 16,589,057 km (0.04 R)
• M18: 16,815,698 km (0.117 R)
• M19: 18,622,093 km (0.112 R)
• M20: 19,113,821 km (0.083 R)
• M21: 19,446,526 km (0.116 R)
• M22: 20,208,877 km (0.094 R)
• M23: 24,811,405 km (0.098 R)
• M24: 26,215,232 km (0.074 R)
• M25: 26,936,593 km (0.105 R)
• M26: 28,852,193 km (0.117 R)
• M27: 30,403,673 km (0.091 R)
• M28: 31,314,574 km (0.09 R)
• M29: 31,776,832 km (0.12 R)
• M30: 33,792,513 km (0.083 R)
• M31: 34,401,078 km (0.057 R)
• M32: 38,602,833 km (0.046 R)
• M33: 47,246,598 km (0.104 R)
• M34: 52,257,977 km (0.06 R)
• M35: 55,226,747 km (0.034 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571

Radius: 7.8

Gravity: 9.39 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.55 AU - 12.77 AU

Year: 22832 Days

Day: 21.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,218,972 km

• M1: 96,939 km (0.112 R)
• M2: 568,023 km (0.101 R)
• M3: 928,853 km (0.103 R)
• M4: 1,260,063 km (0.106 R)
• M5: 2,291,839 km (0.113 R)
• M6: 4,316,347 km (0.102 R)
• M7: 5,441,922 km (0.097 R)
• M8: 6,351,626 km (0.091 R)
• M9: 7,455,808 km (0.103 R)
• M10: 10,039,064 km (0.113 R)
• M11: 11,208,770 km (0.046 R)
• M12: 12,813,058 km (0.085 R)
• M13: 14,412,857 km (0.088 R)
• M14: 16,060,229 km (0.085 R)
• M15: 17,655,391 km (0.117 R)
• M16: 18,004,253 km (0.104 R)
• M17: 18,715,591 km (0.12 R)
• M18: 19,911,626 km (0.119 R)
• M19: 25,427,449 km (0.054 R)
• M20: 29,744,545 km (0.105 R)
• M21: 33,054,697 km (0.102 R)
• M22: 37,169,985 km (0.117 R)
• M23: 40,698,400 km (0.119 R)
• M24: 49,960,453 km (0.112 R)
• M25: 52,972,756 km (0.101 R)
• M26: 54,615,490 km (0.081 R)
• M27: 55,916,543 km (0.061 R)
• M28: 62,328,756 km (0.113 R)
• M29: 71,838,693 km (0.054 R)
• M30: 74,302,121 km (0.101 R)
• M31: 77,052,926 km (0.059 R)
• M32: 77,751,249 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 15,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit