🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.8

Radius: 10.7

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.18 AU - 2.9 AU

Year: 2699 Days

Day: 11.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,470,692 km

• M1: 134,189 km (0.113 R)
• M2: 479,760 km (0.105 R)
• M3: 1,136,645 km (0.118 R)
• M4: 1,579,604 km (0.056 R)
• M5: 2,067,443 km (0.107 R)
• M6: 3,039,679 km (0.081 R)
• M7: 4,293,010 km (0.083 R)
• M8: 4,930,895 km (0.032 R)
• M9: 5,517,319 km (0.097 R)
• M10: 5,981,222 km (0.12 R)
• M11: 6,648,877 km (0.03 R)
• M12: 7,120,859 km (0.034 R)
• M13: 7,957,560 km (0.098 R)
• M14: 8,369,702 km (0.059 R)
• M15: 8,889,554 km (0.087 R)
• M16: 9,993,587 km (0.088 R)
• M17: 11,931,926 km (0.117 R)
• M18: 12,355,587 km (0.094 R)
• M19: 12,789,272 km (0.12 R)
• M20: 13,396,938 km (0.116 R)
• M21: 13,854,708 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521

Radius: 13.3

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.74 AU - 4.34 AU

Year: 5415 Days

Day: 7.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,470,692 km

• M1: 168,746 km (0.105 R)
• M2: 2,528,054 km (0.118 R)
• M3: 3,321,970 km (0.105 R)
• M4: 5,517,917 km (0.061 R)
• M5: 6,502,571 km (0.066 R)
• M6: 7,255,646 km (0.105 R)
• M7: 9,054,411 km (0.074 R)
• M8: 13,155,936 km (0.073 R)
• M9: 14,146,723 km (0.082 R)
• M10: 17,665,863 km (0.103 R)
• M11: 19,263,568 km (0.076 R)
• M12: 23,563,759 km (0.111 R)
• M13: 24,402,105 km (0.072 R)
• M14: 27,619,058 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.2

Radius: 10.7

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.38 AU - 5.9 AU

Year: 7771 Days

Day: 14.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,470,692 km

• M1: 136,134 km (0.108 R)
• M2: 1,016,218 km (0.085 R)
• M3: 1,381,836 km (0.05 R)
• M4: 1,909,318 km (0.041 R)
• M5: 2,792,693 km (0.119 R)
• M6: 3,437,759 km (0.058 R)
• M7: 4,204,897 km (0.113 R)
• M8: 5,200,471 km (0.112 R)
• M9: 5,753,833 km (0.038 R)
• M10: 8,206,790 km (0.079 R)
• M11: 9,087,622 km (0.109 R)
• M12: 14,880,799 km (0.106 R)
• M13: 15,681,597 km (0.046 R)
• M14: 19,391,175 km (0.097 R)
• M15: 32,400,954 km (0.102 R)
• M16: 33,016,848 km (0.094 R)
• M17: 33,536,103 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.2

Radius: 14.6

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.14 AU - 6.54 AU

Year: 8229 Days

Day: 10.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,470,692 km

• M1: 188,045 km (0.084 R)
• M2: 1,021,604 km (0.113 R)
• M3: 2,161,390 km (0.039 R)
• M4: 3,554,146 km (0.113 R)
• M5: 5,714,788 km (0.098 R)
• M6: 6,674,459 km (0.049 R)
• M7: 9,957,833 km (0.104 R)
• M8: 11,509,611 km (0.11 R)
• M9: 12,230,075 km (0.111 R)
• M10: 13,337,099 km (0.103 R)
• M11: 14,008,045 km (0.109 R)
• M12: 14,637,404 km (0.114 R)
• M13: 15,285,462 km (0.095 R)
• M14: 16,225,086 km (0.034 R)
• M15: 17,489,188 km (0.075 R)
• M16: 18,219,375 km (0.096 R)
• M17: 20,292,802 km (0.116 R)
• M18: 21,843,383 km (0.116 R)
• M19: 23,647,683 km (0.12 R)
• M20: 27,356,215 km (0.118 R)
• M21: 32,081,413 km (0.109 R)
• M22: 35,324,994 km (0.029 R)
• M23: 36,022,419 km (0.107 R)
• M24: 37,927,249 km (0.079 R)
• M25: 39,027,691 km (0.097 R)
• M26: 43,643,683 km (0.056 R)
• M27: 44,716,748 km (0.113 R)
• M28: 46,082,726 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 575

Radius: 6.7

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.87 AU - 10.43 AU

Year: 21564 Days

Day: 18.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,470,692 km

• M1: 83,476 km (0.115 R)
• M2: 375,042 km (0.112 R)
• M3: 742,305 km (0.042 R)
• M4: 1,099,694 km (0.103 R)
• M5: 2,719,240 km (0.078 R)
• M6: 3,427,586 km (0.058 R)
• M7: 4,800,296 km (0.074 R)
• M8: 5,054,314 km (0.039 R)
• M9: 6,505,114 km (0.091 R)
• M10: 8,213,821 km (0.056 R)
• M11: 8,577,792 km (0.106 R)
• M12: 9,966,360 km (0.108 R)
• M13: 10,501,023 km (0.083 R)
• M14: 10,867,986 km (0.088 R)
• M15: 11,180,197 km (0.076 R)
• M16: 20,031,454 km (0.101 R)
• M17: 22,453,892 km (0.098 R)
• M18: 24,848,805 km (0.094 R)
• M19: 26,163,471 km (0.06 R)
• M20: 27,065,247 km (0.096 R)
• M21: 30,385,123 km (0.116 R)
• M22: 39,851,227 km (0.079 R)
• M23: 41,044,121 km (0.102 R)
• M24: 47,202,467 km (0.056 R)
• M25: 51,108,168 km (0.073 R)
• M26: 51,457,778 km (0.114 R)
• M27: 52,338,461 km (0.078 R)
• M28: 53,408,385 km (0.063 R)
• M29: 58,595,392 km (0.113 R)
• M30: 60,331,325 km (0.07 R)
• M31: 61,902,851 km (0.09 R)
• M32: 62,300,033 km (0.101 R)
• M33: 69,100,304 km (0.113 R)
• M34: 70,172,023 km (0.104 R)
• M35: 75,244,737 km (0.098 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 13,037 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit