🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.8

Radius: 10.7

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.25 AU - 1.87 AU

Year: 1299 Days

Day: 11.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 127.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,426,185 km

• M1: 133,890 km (0.095 R)
• M2: 590,912 km (0.075 R)
• M3: 936,782 km (0.09 R)
• M4: 1,484,460 km (0.062 R)
• M5: 2,576,524 km (0.116 R)
• M6: 3,275,745 km (0.097 R)
• M7: 4,181,859 km (0.117 R)
• M8: 5,675,294 km (0.1 R)
• M9: 6,070,981 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.5

Radius: 14.9

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.28 AU - 2.34 AU

Year: 2341 Days

Day: 14.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,426,185 km

• M1: 189,092 km (0.113 R)
• M2: 675,734 km (0.091 R)
• M3: 1,400,535 km (0.061 R)
• M4: 2,001,919 km (0.072 R)
• M5: 3,158,310 km (0.117 R)
• M6: 3,767,622 km (0.093 R)
• M7: 4,393,390 km (0.116 R)
• M8: 6,159,992 km (0.118 R)
• M9: 6,780,972 km (0.109 R)
• M10: 7,312,194 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.5

Radius: 10.8

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.54 AU - 3.12 AU

Year: 3175 Days

Day: 10.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,426,185 km

• M1: 134,488 km (0.07 R)
• M2: 1,010,833 km (0.071 R)
• M3: 1,386,024 km (0.078 R)
• M4: 2,326,396 km (0.077 R)
• M5: 3,227,873 km (0.112 R)
• M6: 4,438,419 km (0.082 R)
• M7: 5,084,233 km (0.065 R)
• M8: 6,563,307 km (0.049 R)
• M9: 7,966,236 km (0.086 R)
• M10: 9,068,324 km (0.1 R)
• M11: 9,598,050 km (0.11 R)
• M12: 10,269,146 km (0.073 R)
• M13: 10,761,472 km (0.057 R)
• M14: 11,793,399 km (0.113 R)
• M15: 14,053,374 km (0.06 R)
• M16: 14,609,429 km (0.098 R)
• M17: 15,022,917 km (0.114 R)
• M18: 16,812,108 km (0.079 R)
• M19: 17,438,923 km (0.073 R)
• M20: 19,289,299 km (0.071 R)
• M21: 20,809,213 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952

Radius: 7.6

Gravity: 16.48 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.73 AU - 7.19 AU

Year: 9703 Days

Day: 22.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,426,185 km

• M1: 94,546 km (0.053 R)
• M2: 394,639 km (0.063 R)
• M3: 651,798 km (0.088 R)
• M4: 1,136,046 km (0.114 R)
• M5: 1,730,249 km (0.079 R)
• M6: 2,515,787 km (0.047 R)
• M7: 2,898,608 km (0.107 R)
• M8: 4,197,417 km (0.071 R)
• M9: 4,831,562 km (0.053 R)
• M10: 5,188,204 km (0.093 R)
• M11: 6,365,090 km (0.097 R)
• M12: 7,929,734 km (0.096 R)
• M13: 12,748,581 km (0.108 R)
• M14: 15,484,128 km (0.086 R)
• M15: 21,646,363 km (0.067 R)
• M16: 23,431,514 km (0.097 R)
• M17: 23,707,523 km (0.105 R)
• M18: 24,359,919 km (0.046 R)
• M19: 25,798,153 km (0.087 R)
• M20: 26,788,042 km (0.074 R)
• M21: 28,948,534 km (0.102 R)
• M22: 32,460,045 km (0.099 R)
• M23: 34,199,868 km (0.066 R)
• M24: 39,790,790 km (0.102 R)
• M25: 40,315,280 km (0.044 R)
• M26: 42,596,498 km (0.1 R)
• M27: 44,117,609 km (0.062 R)
• M28: 49,499,542 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 12,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit