🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.3

Radius: 10.7

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.09 AU - 1.11 AU

Year: 769 Days

Day: 5.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,802,444 km

• M1: 133,142 km (0.116 R)
• M2: 613,501 km (0.114 R)
• M3: 951,891 km (0.08 R)
• M4: 1,344,586 km (0.049 R)
• M5: 2,040,216 km (0.079 R)
• M6: 2,663,740 km (0.119 R)
• M7: 3,009,012 km (0.111 R)
• M8: 3,462,892 km (0.102 R)
• M9: 3,804,723 km (0.117 R)
• M10: 4,686,303 km (0.091 R)
• M11: 5,280,954 km (0.046 R)
• M12: 5,887,125 km (0.093 R)
• M13: 7,572,495 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.5

Radius: 12.1

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.9 AU - 1.42 AU

Year: 833 Days

Day: 14.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,802,444 km

• M1: 150,495 km (0.117 R)
• M2: 542,292 km (0.103 R)
• M3: 1,105,528 km (0.038 R)
• M4: 1,573,770 km (0.044 R)
• M5: 1,961,527 km (0.095 R)
• M6: 2,850,438 km (0.099 R)
• M7: 3,325,860 km (0.046 R)
• M8: 4,130,996 km (0.088 R)
• M9: 4,571,711 km (0.102 R)
• M10: 5,043,692 km (0.076 R)
• M11: 5,509,839 km (0.097 R)
• M12: 6,252,443 km (0.044 R)
• M13: 7,573,392 km (0.063 R)
• M14: 8,543,684 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.2

Radius: 10.4

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.47 AU - 3.83 AU

Year: 3728 Days

Day: 9.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,802,444 km

• M1: 129,402 km (0.089 R)
• M2: 456,274 km (0.111 R)
• M3: 800,797 km (0.094 R)
• M4: 1,232,686 km (0.096 R)
• M5: 1,662,032 km (0.108 R)
• M6: 2,984,178 km (0.09 R)
• M7: 3,790,212 km (0.08 R)
• M8: 5,501,312 km (0.093 R)
• M9: 5,942,626 km (0.051 R)
• M10: 6,679,545 km (0.091 R)
• M11: 7,846,259 km (0.092 R)
• M12: 8,370,749 km (0.103 R)
• M13: 10,044,899 km (0.098 R)
• M14: 11,750,913 km (0.087 R)
• M15: 12,391,341 km (0.115 R)
• M16: 13,248,836 km (0.082 R)
• M17: 13,592,762 km (0.1 R)
• M18: 14,765,011 km (0.036 R)
• M19: 15,349,041 km (0.074 R)
• M20: 15,893,128 km (0.086 R)
• M21: 17,721,364 km (0.073 R)
• M22: 20,393,182 km (0.117 R)
• M23: 22,548,139 km (0.117 R)
• M24: 23,537,131 km (0.096 R)
• M25: 23,969,618 km (0.1 R)
• M26: 24,850,749 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.8

Radius: 7.1

Gravity: 12.83 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.59 AU - 7.99 AU

Year: 11799 Days

Day: 20.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 25,802,444 km

• M1: 89,460 km (0.072 R)
• M2: 341,382 km (0.03 R)
• M3: 587,770 km (0.084 R)
• M4: 1,074,861 km (0.118 R)
• M5: 1,447,808 km (0.108 R)
• M6: 1,758,074 km (0.09 R)
• M7: 2,041,413 km (0.098 R)
• M8: 2,335,672 km (0.115 R)
• M9: 2,987,320 km (0.047 R)
• M10: 3,221,740 km (0.077 R)
• M11: 3,834,792 km (0.112 R)
• M12: 4,198,015 km (0.063 R)
• M13: 4,583,978 km (0.115 R)
• M14: 5,495,927 km (0.052 R)
• M15: 5,885,330 km (0.111 R)
• M16: 6,679,994 km (0.072 R)
• M17: 7,331,941 km (0.077 R)
• M18: 8,714,674 km (0.082 R)
• M19: 10,799,321 km (0.048 R)
• M20: 16,643,212 km (0.099 R)
• M21: 17,458,371 km (0.038 R)
• M22: 18,067,832 km (0.092 R)
• M23: 22,202,418 km (0.069 R)
• M24: 24,582,969 km (0.084 R)
• M25: 27,534,984 km (0.069 R)
• M26: 31,602,999 km (0.115 R)
• M27: 33,662,662 km (0.115 R)
• M28: 36,299,475 km (0.048 R)
• M29: 38,174,235 km (0.109 R)
• M30: 42,524,092 km (0.074 R)
• M31: 44,324,802 km (0.093 R)
• M32: 50,030,764 km (0.052 R)
• M33: 51,724,511 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.8

Radius: 4.1

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6 AU - 7.66 AU

Year: 11903 Days

Day: 19.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,802,444 km

• M1: 51,013 km (0.102 R)
• M2: 510,278 km (0.11 R)
• M3: 1,340,547 km (0.09 R)
• M4: 1,672,953 km (0.079 R)
• M5: 2,328,940 km (0.114 R)
• M6: 2,826,951 km (0.089 R)
• M7: 7,535,245 km (0.113 R)
• M8: 15,324,207 km (0.044 R)
• M9: 22,258,966 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.1

Radius: 6.8

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.98 AU - 11 AU

Year: 21056 Days

Day: 21.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,802,444 km

• M1: 85,121 km (0.062 R)
• M2: 552,465 km (0.082 R)
• M3: 1,131,409 km (0.07 R)
• M4: 2,115,015 km (0.091 R)
• M5: 3,456,160 km (0.066 R)
• M6: 4,179,316 km (0.071 R)
• M7: 6,953,608 km (0.091 R)
• M8: 8,314,650 km (0.056 R)
• M9: 9,134,596 km (0.047 R)
• M10: 11,598,323 km (0.066 R)
• M11: 12,430,386 km (0.12 R)
• M12: 12,764,438 km (0.102 R)
• M13: 13,904,524 km (0.104 R)
• M14: 14,212,695 km (0.101 R)
• M15: 19,721,487 km (0.107 R)
• M16: 23,484,023 km (0.042 R)
• M17: 24,737,354 km (0.116 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 14,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit