🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.4

Radius: 14.2

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.62 AU - 0.88 AU

Year: 441 Days

Day: 14.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,956,254 km

• M1: 176,675 km (0.096 R)
• M2: 641,775 km (0.101 R)
• M3: 1,721,273 km (0.069 R)
• M4: 2,370,079 km (0.042 R)
• M5: 2,851,934 km (0.051 R)
• M6: 3,605,907 km (0.057 R)
• M7: 4,432,136 km (0.093 R)
• M8: 4,983,255 km (0.103 R)
• M9: 5,447,158 km (0.087 R)
• M10: 6,134,560 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.2

Radius: 10.2

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.54 AU - 1.58 AU

Year: 1322 Days

Day: 13.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,956,254 km

• M1: 126,859 km (0.105 R)
• M2: 471,383 km (0.098 R)
• M3: 854,503 km (0.098 R)
• M4: 1,393,654 km (0.1 R)
• M5: 1,765,404 km (0.069 R)
• M6: 2,338,664 km (0.091 R)
• M7: 2,714,005 km (0.043 R)
• M8: 3,243,581 km (0.09 R)
• M9: 3,602,766 km (0.049 R)
• M10: 4,564,530 km (0.056 R)
• M11: 4,978,468 km (0.061 R)
• M12: 5,356,053 km (0.092 R)
• M13: 5,903,880 km (0.113 R)
• M14: 6,259,325 km (0.049 R)
• M15: 7,186,083 km (0.107 R)
• M16: 7,514,451 km (0.113 R)
• M17: 8,093,394 km (0.11 R)
• M18: 8,504,789 km (0.102 R)
• M19: 9,104,377 km (0.047 R)
• M20: 9,762,458 km (0.057 R)
• M21: 10,580,758 km (0.101 R)
• M22: 11,410,129 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.9

Radius: 8.8

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.78 AU - 6.34 AU

Year: 8892 Days

Day: 13.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,956,254 km

• M1: 110,254 km (0.088 R)
• M2: 445,802 km (0.052 R)
• M3: 747,989 km (0.087 R)
• M4: 1,136,345 km (0.047 R)
• M5: 1,571,526 km (0.104 R)
• M6: 1,948,063 km (0.094 R)
• M7: 2,884,247 km (0.104 R)
• M8: 3,828,658 km (0.072 R)
• M9: 4,429,294 km (0.098 R)
• M10: 6,062,603 km (0.118 R)
• M11: 7,113,229 km (0.056 R)
• M12: 7,393,875 km (0.112 R)
• M13: 10,112,966 km (0.03 R)
• M14: 10,468,261 km (0.109 R)
• M15: 13,804,144 km (0.111 R)
• M16: 18,607,881 km (0.05 R)
• M17: 19,686,631 km (0.103 R)
• M18: 22,053,120 km (0.108 R)
• M19: 24,150,033 km (0.046 R)
• M20: 24,603,015 km (0.03 R)
• M21: 26,185,761 km (0.102 R)
• M22: 27,147,825 km (0.068 R)
• M23: 28,433,618 km (0.093 R)
• M24: 31,447,417 km (0.101 R)
• M25: 37,736,063 km (0.107 R)
• M26: 39,586,289 km (0.098 R)
• M27: 41,885,309 km (0.076 R)
• M28: 42,276,957 km (0.091 R)
• M29: 43,200,275 km (0.057 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.5

Radius: 6.3

Gravity: 14.88 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.31 AU - 6.77 AU

Year: 10068 Days

Day: 16.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,956,254 km

• M1: 78,389 km (0.032 R)
• M2: 358,736 km (0.068 R)
• M3: 565,480 km (0.119 R)
• M4: 988,842 km (0.101 R)
• M5: 1,194,090 km (0.026 R)
• M6: 1,752,389 km (0.107 R)
• M7: 2,006,257 km (0.049 R)
• M8: 3,185,387 km (0.098 R)
• M9: 3,491,913 km (0.079 R)
• M10: 3,690,280 km (0.113 R)
• M11: 4,359,282 km (0.053 R)
• M12: 5,169,354 km (0.083 R)
• M13: 6,111,073 km (0.114 R)
• M14: 7,362,160 km (0.074 R)
• M15: 7,565,613 km (0.071 R)
• M16: 8,595,146 km (0.117 R)
• M17: 10,564,602 km (0.082 R)
• M18: 12,411,088 km (0.073 R)
• M19: 15,303,563 km (0.056 R)
• M20: 19,844,906 km (0.097 R)
• M21: 24,570,852 km (0.101 R)
• M22: 24,934,524 km (0.118 R)
• M23: 25,486,840 km (0.107 R)
• M24: 27,778,081 km (0.103 R)
• M25: 29,584,026 km (0.103 R)
• M26: 30,830,625 km (0.053 R)
• M27: 31,253,838 km (0.088 R)
• M28: 39,798,419 km (0.071 R)
• M29: 40,300,170 km (0.11 R)
• M30: 44,601,408 km (0.082 R)
• M31: 44,871,582 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.7

Radius: 4.6

Gravity: 36.09 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.9 AU - 10.12 AU

Year: 18343 Days

Day: 24.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,956,254 km

• M1: 57,296 km (0.09 R)
• M2: 270,323 km (0.061 R)
• M3: 746,493 km (0.116 R)
• M4: 904,918 km (0.083 R)
• M5: 1,291,179 km (0.033 R)
• M6: 1,834,967 km (0.082 R)
• M7: 2,855,075 km (0.028 R)
• M8: 3,060,324 km (0.1 R)
• M9: 3,529,463 km (0.071 R)
• M10: 4,337,291 km (0.111 R)
• M11: 5,376,398 km (0.109 R)
• M12: 6,183,030 km (0.068 R)
• M13: 6,353,571 km (0.046 R)
• M14: 6,748,809 km (0.041 R)
• M15: 9,871,215 km (0.103 R)
• M16: 10,401,091 km (0.116 R)
• M17: 10,703,578 km (0.107 R)
• M18: 11,136,813 km (0.12 R)
• M19: 11,710,821 km (0.038 R)
• M20: 12,237,555 km (0.064 R)
• M21: 15,032,940 km (0.061 R)
• M22: 20,495,058 km (0.079 R)
• M23: 23,047,048 km (0.098 R)
• M24: 23,872,978 km (0.058 R)
• M25: 24,293,198 km (0.099 R)
• M26: 24,718,355 km (0.099 R)
• M27: 25,583,629 km (0.088 R)
• M28: 29,486,788 km (0.102 R)
• M29: 30,214,432 km (0.057 R)
• M30: 35,373,913 km (0.078 R)
• M31: 50,773,069 km (0.113 R)
• M32: 53,232,308 km (0.077 R)
• M33: 53,769,514 km (0.07 R)
• M34: 54,310,161 km (0.069 R)
• M35: 55,585,931 km (0.05 R)
• M36: 58,958,017 km (0.112 R)
• M37: 59,532,921 km (0.109 R)
• M38: 71,613,398 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.4

Radius: 6.2

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.65 AU - 9.81 AU

Year: 19019 Days

Day: 15.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 55.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,956,254 km

• M1: 77,492 km (0.082 R)
• M2: 424,559 km (0.038 R)
• M3: 736,171 km (0.041 R)
• M4: 987,047 km (0.114 R)
• M5: 1,618,948 km (0.102 R)
• M6: 2,067,293 km (0.111 R)
• M7: 2,595,074 km (0.109 R)
• M8: 3,859,475 km (0.05 R)
• M9: 4,880,631 km (0.025 R)
• M10: 9,408,360 km (0.096 R)
• M11: 10,729,458 km (0.067 R)
• M12: 11,177,055 km (0.064 R)
• M13: 12,109,648 km (0.117 R)
• M14: 12,411,537 km (0.116 R)
• M15: 12,780,296 km (0.072 R)
• M16: 14,598,658 km (0.08 R)
• M17: 15,148,280 km (0.094 R)
• M18: 22,225,456 km (0.071 R)
• M19: 22,952,502 km (0.038 R)
• M20: 28,175,263 km (0.105 R)
• M21: 34,257,763 km (0.101 R)
• M22: 41,024,822 km (0.058 R)
• M23: 43,511,438 km (0.026 R)
• M24: 54,300,287 km (0.048 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 17,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit