🌌 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: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.8

Radius: 9.8

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.65 AU - 0.89 AU

Year: 436 Days

Day: 11.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,759,251 km

• M1: 121,922 km (0.109 R)
• M2: 436,377 km (0.118 R)
• M3: 863,030 km (0.029 R)
• M4: 1,694,794 km (0.099 R)
• M5: 2,223,623 km (0.097 R)
• M6: 3,548,761 km (0.073 R)
• M7: 4,048,866 km (0.077 R)
• M8: 4,520,698 km (0.069 R)
• M9: 5,575,064 km (0.068 R)
• M10: 6,178,392 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.4

Radius: 9

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.73 AU - 0.81 AU

Year: 436 Days

Day: 5.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 84.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,759,251 km

• M1: 112,049 km (0.097 R)
• M2: 453,581 km (0.073 R)
• M3: 746,793 km (0.076 R)
• M4: 1,344,286 km (0.099 R)
• M5: 1,635,105 km (0.117 R)
• M6: 1,944,772 km (0.119 R)
• M7: 2,250,102 km (0.056 R)
• M8: 2,540,022 km (0.115 R)
• M9: 2,855,075 km (0.101 R)
• M10: 4,183,654 km (0.046 R)
• M11: 5,283,647 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.4

Radius: 12.1

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.09 AU - 2.51 AU

Year: 2252 Days

Day: 10.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,759,251 km

• M1: 150,495 km (0.044 R)
• M2: 535,261 km (0.089 R)
• M3: 981,512 km (0.074 R)
• M4: 1,364,931 km (0.07 R)
• M5: 1,995,785 km (0.101 R)
• M6: 2,373,520 km (0.079 R)
• M7: 3,683,399 km (0.118 R)
• M8: 4,239,304 km (0.116 R)
• M9: 5,566,986 km (0.068 R)
• M10: 6,533,837 km (0.084 R)
• M11: 7,154,668 km (0.081 R)
• M12: 8,113,889 km (0.086 R)
• M13: 9,222,709 km (0.046 R)
• M14: 10,867,537 km (0.1 R)
• M15: 12,906,407 km (0.103 R)
• M16: 13,283,543 km (0.085 R)
• M17: 15,142,296 km (0.111 R)
• M18: 16,037,789 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.2

Radius: 12.5

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.74 AU - 3.64 AU

Year: 3679 Days

Day: 11.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,759,251 km

• M1: 156,031 km (0.09 R)
• M2: 641,775 km (0.105 R)
• M3: 1,083,537 km (0.042 R)
• M4: 1,734,288 km (0.079 R)
• M5: 2,279,423 km (0.081 R)
• M6: 2,690,667 km (0.107 R)
• M7: 3,167,735 km (0.062 R)
• M8: 4,634,243 km (0.111 R)
• M9: 5,346,927 km (0.052 R)
• M10: 6,883,148 km (0.08 R)
• M11: 9,244,400 km (0.036 R)
• M12: 11,366,895 km (0.111 R)
• M13: 13,034,163 km (0.097 R)
• M14: 13,839,748 km (0.093 R)
• M15: 14,365,435 km (0.075 R)
• M16: 15,880,263 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.9

Radius: 5.1

Gravity: 25.76 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.99 AU - 10.23 AU

Year: 17754 Days

Day: 22.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,759,251 km

• M1: 64,776 km (0.118 R)
• M2: 399,875 km (0.077 R)
• M3: 663,915 km (0.079 R)
• M4: 825,930 km (0.103 R)
• M5: 1,375,104 km (0.094 R)
• M6: 1,728,304 km (0.077 R)
• M7: 3,680,257 km (0.056 R)
• M8: 4,009,821 km (0.065 R)
• M9: 6,163,731 km (0.057 R)
• M10: 6,936,255 km (0.047 R)
• M11: 7,161,848 km (0.088 R)
• M12: 7,771,161 km (0.111 R)
• M13: 11,913,974 km (0.112 R)
• M14: 12,567,268 km (0.107 R)
• M15: 12,835,198 km (0.112 R)
• M16: 13,591,715 km (0.03 R)
• M17: 14,304,848 km (0.11 R)
• M18: 14,597,012 km (0.092 R)
• M19: 15,727,972 km (0.112 R)
• M20: 17,078,991 km (0.045 R)
• M21: 20,100,718 km (0.099 R)
• M22: 30,417,286 km (0.12 R)
• M23: 30,779,164 km (0.119 R)
• M24: 34,036,208 km (0.091 R)
• M25: 35,347,733 km (0.088 R)
• M26: 36,556,633 km (0.111 R)
• M27: 37,515,705 km (0.086 R)
• M28: 38,773,375 km (0.078 R)
• M29: 40,058,869 km (0.088 R)
• M30: 41,372,488 km (0.091 R)
• M31: 42,714,530 km (0.088 R)
• M32: 47,559,108 km (0.091 R)
• M33: 50,365,265 km (0.098 R)
• M34: 55,762,905 km (0.118 R)
• M35: 56,850,183 km (0.035 R)
• M36: 60,197,136 km (0.103 R)
• M37: 63,280,199 km (0.111 R)
• M38: 63,869,913 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 14,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit