🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.9

Radius: 11.8

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.1 AU - 1.5 AU

Year: 942 Days

Day: 7.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,608,771 km

• M1: 146,756 km (0.075 R)
• M2: 539,749 km (0.051 R)
• M3: 926,011 km (0.078 R)
• M4: 1,300,305 km (0.114 R)
• M5: 1,891,366 km (0.104 R)
• M6: 2,501,127 km (0.072 R)
• M7: 3,212,764 km (0.107 R)
• M8: 3,817,139 km (0.071 R)
• M9: 4,847,569 km (0.11 R)
• M10: 5,308,480 km (0.11 R)
• M11: 7,499,042 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.6

Radius: 11.3

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.78 AU - 3.1 AU

Year: 3205 Days

Day: 11.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,608,771 km

• M1: 140,472 km (0.11 R)
• M2: 1,049,429 km (0.113 R)
• M3: 1,407,267 km (0.118 R)
• M4: 2,966,526 km (0.069 R)
• M5: 3,673,376 km (0.075 R)
• M6: 4,690,043 km (0.085 R)
• M7: 5,845,387 km (0.106 R)
• M8: 6,479,533 km (0.09 R)
• M9: 7,764,877 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.4

Radius: 12.2

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.92 AU - 4.56 AU

Year: 5551 Days

Day: 10.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,608,771 km

• M1: 152,739 km (0.047 R)
• M2: 618,587 km (0.115 R)
• M3: 1,032,225 km (0.086 R)
• M4: 2,540,172 km (0.085 R)
• M5: 3,295,641 km (0.059 R)
• M6: 4,863,876 km (0.119 R)
• M7: 5,874,559 km (0.115 R)
• M8: 6,645,287 km (0.1 R)
• M9: 7,055,335 km (0.083 R)
• M10: 7,482,138 km (0.114 R)
• M11: 8,665,756 km (0.069 R)
• M12: 12,040,983 km (0.104 R)
• M13: 14,783,112 km (0.065 R)
• M14: 18,714,993 km (0.036 R)
• M15: 22,142,878 km (0.067 R)
• M16: 32,404,096 km (0.069 R)
• M17: 32,893,729 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.6

Radius: 8.8

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.66 AU - 5.72 AU

Year: 6458 Days

Day: 12 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,608,771 km

• M1: 109,506 km (0.098 R)
• M2: 438,172 km (0.093 R)
• M3: 808,128 km (0.091 R)
• M4: 1,153,699 km (0.095 R)
• M5: 1,430,455 km (0.102 R)
• M6: 1,712,596 km (0.118 R)
• M7: 2,578,918 km (0.117 R)
• M8: 2,868,539 km (0.107 R)
• M9: 3,261,084 km (0.056 R)
• M10: 3,557,138 km (0.113 R)
• M11: 4,477,913 km (0.099 R)
• M12: 5,174,890 km (0.07 R)
• M13: 6,682,836 km (0.094 R)
• M14: 7,023,321 km (0.065 R)
• M15: 10,540,068 km (0.078 R)
• M16: 11,917,565 km (0.075 R)
• M17: 12,317,889 km (0.037 R)
• M18: 12,727,039 km (0.073 R)
• M19: 13,789,782 km (0.066 R)
• M20: 14,455,193 km (0.091 R)
• M21: 15,850,044 km (0.027 R)
• M22: 18,238,823 km (0.119 R)
• M23: 19,040,518 km (0.118 R)
• M24: 19,449,967 km (0.106 R)
• M25: 20,005,274 km (0.101 R)
• M26: 22,635,355 km (0.032 R)
• M27: 24,672,429 km (0.038 R)
• M28: 31,703,230 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.8

Radius: 6.9

Gravity: 15.18 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.84 AU - 9.08 AU

Year: 12955 Days

Day: 24.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,608,771 km

• M1: 86,168 km (0.086 R)
• M2: 355,445 km (0.119 R)
• M3: 808,876 km (0.073 R)
• M4: 2,463,727 km (0.101 R)
• M5: 3,188,529 km (0.118 R)
• M6: 6,021,464 km (0.084 R)
• M7: 7,499,192 km (0.113 R)
• M8: 8,513,016 km (0.076 R)
• M9: 13,621,185 km (0.079 R)
• M10: 14,703,526 km (0.115 R)
• M11: 19,026,007 km (0.098 R)
• M12: 19,441,440 km (0.082 R)
• M13: 23,078,464 km (0.106 R)
• M14: 23,741,631 km (0.083 R)
• M15: 31,664,484 km (0.106 R)
• M16: 41,183,845 km (0.115 R)
• M17: 42,440,467 km (0.1 R)
• M18: 49,108,942 km (0.061 R)
• M19: 50,998,213 km (0.099 R)
• M20: 53,263,125 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.4

Radius: 5.2

Gravity: 17.47 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.14 AU - 9.16 AU

Year: 13453 Days

Day: 16.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,608,771 km

• M1: 65,075 km (0.093 R)
• M2: 271,819 km (0.038 R)
• M3: 708,346 km (0.085 R)
• M4: 1,079,199 km (0.118 R)
• M5: 1,527,095 km (0.102 R)
• M6: 1,722,171 km (0.069 R)
• M7: 2,409,872 km (0.082 R)
• M8: 2,612,577 km (0.044 R)
• M9: 3,098,770 km (0.036 R)
• M10: 3,910,788 km (0.103 R)
• M11: 4,515,612 km (0.091 R)
• M12: 5,836,561 km (0.12 R)
• M13: 6,901,997 km (0.087 R)
• M14: 8,226,237 km (0.063 R)
• M15: 8,924,111 km (0.109 R)
• M16: 9,262,951 km (0.074 R)
• M17: 11,365,997 km (0.117 R)
• M18: 14,549,141 km (0.112 R)
• M19: 14,883,343 km (0.072 R)
• M20: 17,144,963 km (0.082 R)
• M21: 17,442,962 km (0.097 R)
• M22: 17,820,248 km (0.078 R)
• M23: 21,036,303 km (0.073 R)
• M24: 21,377,835 km (0.034 R)
• M25: 23,050,489 km (0.065 R)
• M26: 25,477,864 km (0.092 R)
• M27: 26,554,370 km (0.074 R)
• M28: 31,943,185 km (0.079 R)
• M29: 33,193,972 km (0.079 R)
• M30: 34,476,924 km (0.042 R)
• M31: 41,390,888 km (0.1 R)
• M32: 42,739,812 km (0.119 R)
• M33: 46,383,867 km (0.069 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 12,048 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit