🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.9

Radius: 11.7

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.34 AU - 1.64 AU

Year: 1156 Days

Day: 13.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,136,102 km

• M1: 145,559 km (0.079 R)
• M2: 593,754 km (0.104 R)
• M3: 965,056 km (0.069 R)
• M4: 1,671,457 km (0.102 R)
• M5: 2,478,687 km (0.096 R)
• M6: 2,852,383 km (0.076 R)
• M7: 3,874,734 km (0.054 R)
• M8: 4,399,524 km (0.116 R)
• M9: 4,800,296 km (0.112 R)
• M10: 5,325,684 km (0.111 R)
• M11: 5,954,294 km (0.107 R)
• M12: 6,868,637 km (0.068 R)
• M13: 7,848,054 km (0.072 R)
• M14: 9,928,362 km (0.072 R)
• M15: 10,429,365 km (0.111 R)
• M16: 11,448,276 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.1

Radius: 12.8

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.02 AU - 2.68 AU

Year: 2291 Days

Day: 14.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,136,102 km

• M1: 159,172 km (0.103 R)
• M2: 716,125 km (0.094 R)
• M3: 1,305,541 km (0.108 R)
• M4: 1,761,814 km (0.052 R)
• M5: 2,303,957 km (0.056 R)
• M6: 5,117,893 km (0.108 R)
• M7: 6,044,203 km (0.113 R)
• M8: 7,196,106 km (0.112 R)
• M9: 9,191,144 km (0.048 R)

Asteroid Belt

Center: 2.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752

Radius: 10.3

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.65 AU - 3.27 AU

Year: 3238 Days

Day: 7.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,136,102 km

• M1: 128,056 km (0.108 R)
• M2: 540,348 km (0.033 R)
• M3: 1,097,001 km (0.058 R)
• M4: 1,441,076 km (0.12 R)
• M5: 1,773,483 km (0.06 R)
• M6: 2,613,176 km (0.106 R)
• M7: 3,079,023 km (0.104 R)
• M8: 3,445,239 km (0.065 R)
• M9: 4,422,412 km (0.091 R)
• M10: 5,601,094 km (0.07 R)
• M11: 6,885,840 km (0.105 R)
• M12: 7,483,633 km (0.099 R)
• M13: 8,603,972 km (0.095 R)
• M14: 9,600,892 km (0.107 R)
• M15: 10,428,168 km (0.071 R)
• M16: 11,517,390 km (0.083 R)
• M17: 13,530,978 km (0.095 R)
• M18: 16,474,914 km (0.075 R)
• M19: 17,032,166 km (0.074 R)
• M20: 17,717,325 km (0.085 R)
• M21: 18,125,577 km (0.031 R)
• M22: 20,515,403 km (0.081 R)
• M23: 22,901,190 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.7

Radius: 14.2

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.49 AU - 4.03 AU

Year: 3742 Days

Day: 11.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,136,102 km

• M1: 176,974 km (0.053 R)
• M2: 634,594 km (0.095 R)
• M3: 1,412,802 km (0.105 R)
• M4: 1,994,439 km (0.082 R)
• M5: 2,765,017 km (0.113 R)
• M6: 3,297,287 km (0.073 R)
• M7: 3,745,931 km (0.083 R)
• M8: 6,046,896 km (0.108 R)
• M9: 6,923,240 km (0.081 R)
• M10: 9,135,643 km (0.116 R)
• M11: 10,066,740 km (0.096 R)
• M12: 10,632,070 km (0.096 R)
• M13: 13,108,962 km (0.078 R)
• M14: 14,434,699 km (0.084 R)
• M15: 15,057,325 km (0.112 R)
• M16: 15,999,492 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.9

Radius: 14.4

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.11 AU - 3.41 AU

Year: 3742 Days

Day: 11.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,136,102 km

• M1: 179,069 km (0.117 R)
• M2: 928,404 km (0.062 R)
• M3: 1,531,134 km (0.08 R)
• M4: 2,299,768 km (0.101 R)
• M5: 2,911,324 km (0.1 R)
• M6: 4,321,134 km (0.084 R)
• M7: 4,873,749 km (0.067 R)
• M8: 5,791,382 km (0.08 R)
• M9: 6,305,251 km (0.119 R)
• M10: 6,933,712 km (0.11 R)
• M11: 8,221,450 km (0.092 R)
• M12: 9,805,542 km (0.059 R)
• M13: 10,575,821 km (0.088 R)
• M14: 11,665,193 km (0.11 R)
• M15: 12,785,382 km (0.11 R)
• M16: 13,795,168 km (0.067 R)
• M17: 15,726,476 km (0.112 R)
• M18: 16,731,325 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.7

Radius: 14.2

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.51 AU - 5.11 AU

Year: 6707 Days

Day: 5.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,136,102 km

• M1: 176,974 km (0.101 R)
• M2: 1,031,477 km (0.045 R)
• M3: 1,687,763 km (0.081 R)
• M4: 2,565,155 km (0.119 R)
• M5: 4,157,474 km (0.12 R)
• M6: 7,601,068 km (0.113 R)
• M7: 8,676,078 km (0.097 R)
• M8: 10,191,953 km (0.096 R)
• M9: 10,675,154 km (0.105 R)
• M10: 12,022,732 km (0.07 R)
• M11: 12,965,348 km (0.112 R)
• M12: 14,830,235 km (0.041 R)
• M13: 16,626,307 km (0.106 R)
• M14: 17,796,462 km (0.1 R)
• M15: 22,510,889 km (0.093 R)
• M16: 23,106,438 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.9

Radius: 6.3

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.74 AU - 6.94 AU

Year: 10150 Days

Day: 15.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 39,136,102 km

• M1: 90,058 km (0.106 R)
• M2: 291,267 km (0.078 R)
• M3: 494,271 km (0.092 R)
• M4: 764,894 km (0.09 R)
• M5: 991,983 km (0.046 R)
• M6: 1,394,551 km (0.036 R)
• M7: 1,599,949 km (0.097 R)
• M8: 2,377,409 km (0.119 R)
• M9: 2,809,897 km (0.105 R)
• M10: 3,097,873 km (0.038 R)
• M11: 3,661,258 km (0.052 R)
• M12: 3,904,953 km (0.05 R)
• M13: 4,844,278 km (0.118 R)
• M14: 5,860,347 km (0.086 R)
• M15: 6,974,253 km (0.073 R)
• M16: 7,388,040 km (0.089 R)
• M17: 7,778,042 km (0.083 R)
• M18: 17,021,545 km (0.079 R)
• M19: 17,359,487 km (0.103 R)
• M20: 18,756,282 km (0.084 R)
• M21: 19,629,335 km (0.111 R)
• M22: 20,453,170 km (0.073 R)
• M23: 22,491,890 km (0.103 R)
• M24: 24,149,435 km (0.117 R)
• M25: 25,095,043 km (0.088 R)
• M26: 26,423,771 km (0.114 R)
• M27: 27,059,712 km (0.103 R)
• M28: 31,292,434 km (0.104 R)
• M29: 33,459,808 km (0.054 R)
• M30: 33,777,404 km (0.118 R)
• M31: 35,505,259 km (0.11 R)
• M32: 35,835,721 km (0.116 R)
• M33: 37,177,764 km (0.054 R)
• M34: 38,091,059 km (0.054 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 10,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit