🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.5

Radius: 9.1

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.47 AU - 0.63 AU

Year: 272 Days

Day: 13.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,679,141 km

• M1: 113,844 km (0.102 R)
• M2: 418,874 km (0.087 R)
• M3: 887,115 km (0.111 R)
• M4: 1,221,915 km (0.102 R)
• M5: 1,533,977 km (0.088 R)
• M6: 1,819,409 km (0.116 R)
• M7: 2,668,676 km (0.096 R)
• M8: 3,153,523 km (0.107 R)
• M9: 3,631,788 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.6

Radius: 11

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.65 AU - 1.05 AU

Year: 523 Days

Day: 9.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 88,679,141 km

• M1: 136,732 km (0.116 R)
• M2: 495,019 km (0.038 R)
• M3: 875,447 km (0.073 R)
• M4: 1,330,972 km (0.05 R)
• M5: 2,349,435 km (0.099 R)
• M6: 2,837,423 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.5

Radius: 10.2

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.43 AU - 5.31 AU

Year: 6092 Days

Day: 14 Hours

Environment

Temp: -214 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,679,141 km

• M1: 127,009 km (0.117 R)
• M2: 474,973 km (0.107 R)
• M3: 874,100 km (0.098 R)
• M4: 1,390,213 km (0.117 R)
• M5: 2,159,744 km (0.091 R)
• M6: 2,515,937 km (0.076 R)
• M7: 3,058,678 km (0.102 R)
• M8: 3,828,808 km (0.098 R)
• M9: 4,283,436 km (0.09 R)
• M10: 4,850,561 km (0.092 R)
• M11: 5,722,418 km (0.104 R)
• M12: 6,045,100 km (0.051 R)
• M13: 6,824,206 km (0.064 R)
• M14: 7,391,332 km (0.047 R)
• M15: 8,966,747 km (0.091 R)
• M16: 9,979,524 km (0.116 R)
• M17: 14,261,913 km (0.12 R)
• M18: 16,389,943 km (0.035 R)
• M19: 18,150,560 km (0.071 R)
• M20: 19,174,109 km (0.082 R)
• M21: 20,303,423 km (0.086 R)
• M22: 20,643,908 km (0.111 R)
• M23: 22,403,628 km (0.095 R)
• M24: 23,580,963 km (0.078 R)
• M25: 26,623,035 km (0.089 R)
• M26: 27,609,334 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950

Radius: 14.3

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.81 AU - 5.03 AU

Year: 6197 Days

Day: 14.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,679,141 km

• M1: 189,989 km (0.087 R)
• M2: 1,008,738 km (0.025 R)
• M3: 1,517,820 km (0.12 R)
• M4: 2,489,608 km (0.098 R)
• M5: 3,231,314 km (0.106 R)
• M6: 4,041,386 km (0.099 R)
• M7: 4,508,581 km (0.064 R)
• M8: 6,542,364 km (0.06 R)
• M9: 7,453,864 km (0.12 R)
• M10: 7,960,402 km (0.09 R)
• M11: 8,531,567 km (0.109 R)
• M12: 10,996,191 km (0.086 R)
• M13: 17,088,266 km (0.049 R)
• M14: 17,560,396 km (0.106 R)
• M15: 20,503,585 km (0.119 R)
• M16: 24,350,494 km (0.106 R)
• M17: 25,208,737 km (0.074 R)
• M18: 26,264,898 km (0.109 R)
• M19: 27,904,491 km (0.115 R)
• M20: 28,560,029 km (0.094 R)
• M21: 32,712,267 km (0.03 R)
• M22: 34,716,579 km (0.05 R)
• M23: 36,355,723 km (0.057 R)
• M24: 37,590,355 km (0.036 R)
• M25: 38,505,594 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.8

Radius: 3

Gravity: 96.76 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.83 AU - 8.75 AU

Year: 13126 Days

Day: 17.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,679,141 km

• M1: 37,848 km (0.094 R)
• M2: 190,438 km (0.115 R)
• M3: 605,273 km (0.058 R)
• M4: 876,045 km (0.114 R)
• M5: 1,181,973 km (0.119 R)
• M6: 1,716,935 km (0.091 R)
• M7: 2,614,223 km (0.097 R)
• M8: 3,478,001 km (0.047 R)
• M9: 3,929,786 km (0.082 R)
• M10: 4,109,005 km (0.045 R)
• M11: 4,580,836 km (0.073 R)
• M12: 5,820,404 km (0.094 R)
• M13: 8,144,856 km (0.098 R)
• M14: 14,508,002 km (0.117 R)
• M15: 16,421,957 km (0.1 R)
• M16: 18,664,279 km (0.098 R)
• M17: 19,684,686 km (0.116 R)
• M18: 26,387,419 km (0.07 R)
• M19: 35,737,136 km (0.107 R)
• M20: 39,883,241 km (0.043 R)
• M21: 40,022,218 km (0.119 R)
• M22: 45,388,742 km (0.039 R)
• M23: 56,815,027 km (0.077 R)
• M24: 60,399,991 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.2

Radius: 4.7

Gravity: 34.14 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.42 AU - 10.3 AU

Year: 17587 Days

Day: 18.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,679,141 km

• M1: 58,642 km (0.062 R)
• M2: 269,127 km (0.103 R)
• M3: 552,615 km (0.045 R)
• M4: 890,257 km (0.084 R)
• M5: 4,202,503 km (0.073 R)
• M6: 4,567,073 km (0.117 R)
• M7: 4,916,384 km (0.115 R)
• M8: 5,396,893 km (0.109 R)
• M9: 5,707,757 km (0.03 R)
• M10: 5,867,677 km (0.036 R)
• M11: 9,449,050 km (0.032 R)
• M12: 10,425,625 km (0.084 R)
• M13: 13,123,623 km (0.114 R)
• M14: 17,819,500 km (0.048 R)
• M15: 18,075,761 km (0.095 R)
• M16: 18,247,799 km (0.097 R)
• M17: 18,508,099 km (0.092 R)
• M18: 23,524,116 km (0.094 R)
• M19: 24,667,642 km (0.079 R)
• M20: 27,745,019 km (0.112 R)
• M21: 28,669,235 km (0.108 R)
• M22: 35,181,380 km (0.107 R)
• M23: 40,813,740 km (0.073 R)
• M24: 42,007,830 km (0.047 R)
• M25: 48,994,948 km (0.114 R)
• M26: 50,684,207 km (0.118 R)
• M27: 54,716,169 km (0.088 R)
• M28: 56,167,119 km (0.095 R)
• M29: 57,643,650 km (0.088 R)
• M30: 60,289,438 km (0.096 R)
• M31: 60,481,372 km (0.119 R)
• M32: 61,253,596 km (0.101 R)
• M33: 64,608,628 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.7

Radius: 3.1

Gravity: 91.02 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 9.25 AU - 11.49 AU

Year: 22269 Days

Day: 15.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,679,141 km

• M1: 39,643 km (0.089 R)
• M2: 256,710 km (0.087 R)
• M3: 368,609 km (0.088 R)
• M4: 705,952 km (0.063 R)
• M5: 836,252 km (0.119 R)
• M6: 944,262 km (0.1 R)
• M7: 1,614,610 km (0.062 R)
• M8: 2,835,628 km (0.087 R)
• M9: 3,253,006 km (0.115 R)
• M10: 5,377,894 km (0.106 R)
• M11: 6,014,582 km (0.079 R)
• M12: 7,135,370 km (0.092 R)
• M13: 8,115,984 km (0.088 R)
• M14: 8,278,597 km (0.116 R)
• M15: 10,213,645 km (0.064 R)
• M16: 11,185,283 km (0.118 R)
• M17: 14,230,198 km (0.112 R)
• M18: 14,387,575 km (0.043 R)
• M19: 16,454,120 km (0.071 R)
• M20: 22,202,867 km (0.115 R)
• M21: 23,057,969 km (0.115 R)
• M22: 24,157,513 km (0.106 R)
• M23: 25,871,456 km (0.115 R)
• M24: 27,787,206 km (0.071 R)
• M25: 30,442,269 km (0.076 R)
• M26: 35,667,424 km (0.093 R)
• M27: 36,543,469 km (0.112 R)
• M28: 39,103,387 km (0.081 R)
• M29: 42,103,124 km (0.11 R)
• M30: 43,410,759 km (0.08 R)
• M31: 43,908,022 km (0.11 R)
• M32: 44,241,625 km (0.091 R)
• M33: 56,222,470 km (0.106 R)
• M34: 57,607,298 km (0.092 R)
• M35: 59,828,976 km (0.111 R)
• M36: 72,261,157 km (0.109 R)
• M37: 85,266,897 km (0.103 R)
• M38: 88,679,075 km (0.186 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 14,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit