🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.9

Radius: 9.6

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.58 AU - 0.92 AU

Year: 448 Days

Day: 5.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,645,567 km

• M1: 119,529 km (0.12 R)
• M2: 509,082 km (0.091 R)
• M3: 913,445 km (0.03 R)
• M4: 1,244,953 km (0.085 R)
• M5: 1,583,194 km (0.108 R)
• M6: 1,975,290 km (0.107 R)
• M7: 2,377,709 km (0.072 R)
• M8: 2,705,178 km (0.101 R)
• M9: 3,052,245 km (0.087 R)
• M10: 4,209,983 km (0.114 R)
• M11: 4,764,543 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627

Radius: 13.7

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.79 AU - 0.93 AU

Year: 551 Days

Day: 13.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,645,567 km

• M1: 170,392 km (0.084 R)
• M2: 612,902 km (0.055 R)
• M3: 1,072,318 km (0.073 R)
• M4: 1,835,416 km (0.098 R)
• M5: 2,280,320 km (0.118 R)
• M6: 2,798,228 km (0.027 R)
• M7: 3,309,554 km (0.084 R)
• M8: 4,345,818 km (0.088 R)
• M9: 5,484,707 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741

Radius: 8.9

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.74 AU - 1.16 AU

Year: 639 Days

Day: 13.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,645,567 km

• M1: 110,702 km (0.065 R)
• M2: 412,741 km (0.097 R)
• M3: 870,510 km (0.054 R)
• M4: 1,366,128 km (0.113 R)
• M5: 1,744,311 km (0.117 R)
• M6: 2,527,606 km (0.061 R)
• M7: 3,330,348 km (0.074 R)
• M8: 3,977,957 km (0.091 R)
• M9: 4,402,217 km (0.08 R)
• M10: 4,923,864 km (0.117 R)
• M11: 6,149,520 km (0.097 R)
• M12: 6,971,859 km (0.086 R)
• M13: 7,842,519 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.2

Radius: 8.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.9 AU - 1.26 AU

Year: 775 Days

Day: 10.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 94.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,645,567 km

• M1: 110,852 km (0.085 R)
• M2: 837,000 km (0.101 R)
• M3: 1,227,002 km (0.047 R)
• M4: 1,835,117 km (0.114 R)
• M5: 2,181,735 km (0.117 R)
• M6: 2,621,553 km (0.115 R)
• M7: 4,166,002 km (0.101 R)
• M8: 4,446,498 km (0.069 R)
• M9: 5,480,219 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.6

Radius: 13.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.92 AU - 1.44 AU

Year: 885 Days

Day: 7.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,645,567 km

• M1: 172,935 km (0.09 R)
• M2: 607,367 km (0.089 R)
• M3: 1,144,274 km (0.09 R)
• M4: 1,899,893 km (0.04 R)
• M5: 2,357,962 km (0.111 R)
• M6: 2,845,052 km (0.08 R)
• M7: 3,635,976 km (0.109 R)
• M8: 4,322,032 km (0.092 R)
• M9: 4,958,571 km (0.104 R)
• M10: 5,602,291 km (0.119 R)
• M11: 6,764,965 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.4

Radius: 4.9

Gravity: 27.63 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.6 AU - 5.84 AU

Year: 9443 Days

Day: 18.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 45,645,567 km

• M1: 60,886 km (0.082 R)
• M2: 251,175 km (0.111 R)
• M3: 414,835 km (0.026 R)
• M4: 573,259 km (0.094 R)
• M5: 1,105,079 km (0.068 R)
• M6: 1,405,921 km (0.036 R)
• M7: 2,642,048 km (0.081 R)
• M8: 4,298,396 km (0.115 R)
• M9: 5,623,384 km (0.091 R)
• M10: 6,107,782 km (0.116 R)
• M11: 6,433,606 km (0.062 R)
• M12: 7,440,101 km (0.106 R)
• M13: 7,645,050 km (0.102 R)
• M14: 8,502,844 km (0.113 R)
• M15: 10,458,686 km (0.103 R)
• M16: 12,236,208 km (0.03 R)
• M17: 12,637,430 km (0.04 R)
• M18: 13,587,825 km (0.103 R)
• M19: 14,776,978 km (0.05 R)
• M20: 15,232,055 km (0.107 R)
• M21: 17,217,518 km (0.099 R)
• M22: 18,234,933 km (0.085 R)
• M23: 18,532,932 km (0.043 R)
• M24: 19,138,504 km (0.055 R)
• M25: 20,629,546 km (0.104 R)
• M26: 21,527,283 km (0.109 R)
• M27: 22,621,442 km (0.067 R)
• M28: 25,471,730 km (0.106 R)
• M29: 26,790,735 km (0.1 R)
• M30: 28,753,010 km (0.064 R)
• M31: 31,337,912 km (0.034 R)
• M32: 31,658,051 km (0.056 R)
• M33: 32,196,753 km (0.094 R)
• M34: 34,412,148 km (0.108 R)
• M35: 38,530,128 km (0.114 R)
• M36: 40,517,536 km (0.082 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 17,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit