🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.8

Radius: 11.1

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.83 AU - 0.85 AU

Year: 522 Days

Day: 6.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,958,246 km

• M1: 138,079 km (0.101 R)
• M2: 498,610 km (0.097 R)
• M3: 844,929 km (0.082 R)
• M4: 1,255,575 km (0.037 R)
• M5: 1,781,411 km (0.093 R)
• M6: 2,240,677 km (0.092 R)
• M7: 2,657,457 km (0.091 R)
• M8: 3,461,545 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.4

Radius: 9

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.02 AU - 1.12 AU

Year: 751 Days

Day: 13.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,958,246 km

• M1: 114,293 km (0.113 R)
• M2: 437,574 km (0.098 R)
• M3: 737,966 km (0.079 R)
• M4: 1,088,773 km (0.095 R)
• M5: 1,489,546 km (0.086 R)
• M6: 1,841,999 km (0.092 R)
• M7: 2,159,744 km (0.114 R)
• M8: 2,481,529 km (0.1 R)
• M9: 3,395,273 km (0.068 R)
• M10: 3,745,332 km (0.112 R)
• M11: 4,103,918 km (0.118 R)
• M12: 4,452,781 km (0.111 R)
• M13: 4,735,670 km (0.087 R)
• M14: 5,048,479 km (0.106 R)
• M15: 5,891,463 km (0.103 R)
• M16: 7,202,689 km (0.081 R)
• M17: 7,500,688 km (0.09 R)
• M18: 8,048,066 km (0.111 R)
• M19: 8,369,103 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.5

Radius: 15

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.85 AU - 1.37 AU

Year: 793 Days

Day: 8 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,958,246 km

• M1: 186,698 km (0.12 R)
• M2: 685,009 km (0.082 R)
• M3: 1,455,288 km (0.102 R)
• M4: 1,983,668 km (0.11 R)
• M5: 3,291,901 km (0.107 R)
• M6: 3,986,035 km (0.045 R)
• M7: 4,502,148 km (0.114 R)
• M8: 5,154,544 km (0.07 R)
• M9: 6,304,503 km (0.085 R)
• M10: 8,063,026 km (0.104 R)
• M11: 8,602,177 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421

Radius: 4.9

Gravity: 17.53 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.59 AU - 7.29 AU

Year: 12400 Days

Day: 18 Hours

Environment

Temp: -223 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,958,246 km

• M1: 62,083 km (0.102 R)
• M2: 225,893 km (0.098 R)
• M3: 409,300 km (0.103 R)
• M4: 574,905 km (0.081 R)
• M5: 821,741 km (0.118 R)
• M6: 1,329,327 km (0.044 R)
• M7: 1,501,514 km (0.093 R)
• M8: 2,162,587 km (0.058 R)
• M9: 2,804,960 km (0.111 R)
• M10: 3,158,609 km (0.074 R)
• M11: 3,591,396 km (0.059 R)
• M12: 4,200,559 km (0.061 R)
• M13: 4,399,075 km (0.1 R)
• M14: 4,603,725 km (0.094 R)
• M15: 7,791,805 km (0.063 R)
• M16: 10,776,432 km (0.109 R)
• M17: 11,420,301 km (0.117 R)
• M18: 12,666,601 km (0.052 R)
• M19: 15,226,520 km (0.083 R)
• M20: 16,592,049 km (0.075 R)
• M21: 17,449,395 km (0.093 R)
• M22: 18,186,164 km (0.08 R)
• M23: 19,407,631 km (0.064 R)
• M24: 20,038,485 km (0.105 R)
• M25: 23,576,176 km (0.106 R)
• M26: 24,384,902 km (0.116 R)
• M27: 24,934,225 km (0.118 R)
• M28: 29,629,504 km (0.082 R)
• M29: 30,150,104 km (0.103 R)
• M30: 34,193,286 km (0.044 R)
• M31: 34,651,056 km (0.074 R)
• M32: 35,345,040 km (0.089 R)
• M33: 37,000,640 km (0.063 R)
• M34: 40,084,301 km (0.045 R)
• M35: 44,411,120 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.4

Radius: 7.9

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.35 AU - 10.23 AU

Year: 16189 Days

Day: 17.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,958,246 km

• M1: 98,286 km (0.118 R)
• M2: 361,728 km (0.088 R)
• M3: 681,269 km (0.104 R)
• M4: 1,427,762 km (0.097 R)
• M5: 2,244,866 km (0.099 R)
• M6: 2,927,182 km (0.072 R)
• M7: 3,419,658 km (0.077 R)
• M8: 4,413,137 km (0.082 R)
• M9: 4,697,224 km (0.12 R)
• M10: 5,095,004 km (0.103 R)
• M11: 5,407,963 km (0.1 R)
• M12: 8,110,449 km (0.041 R)
• M13: 9,131,005 km (0.076 R)
• M14: 10,289,491 km (0.11 R)
• M15: 11,076,077 km (0.062 R)
• M16: 11,902,007 km (0.048 R)
• M17: 13,809,230 km (0.085 R)
• M18: 15,188,522 km (0.119 R)
• M19: 15,692,368 km (0.053 R)
• M20: 17,819,500 km (0.073 R)
• M21: 18,705,419 km (0.073 R)
• M22: 20,564,770 km (0.109 R)
• M23: 21,359,883 km (0.112 R)
• M24: 27,402,590 km (0.041 R)
• M25: 30,018,608 km (0.101 R)
• M26: 32,322,266 km (0.065 R)
• M27: 37,799,792 km (0.093 R)
• M28: 38,326,526 km (0.103 R)
• M29: 38,724,755 km (0.045 R)
• M30: 52,974,252 km (0.098 R)
• M31: 54,969,289 km (0.065 R)
• M32: 55,306,632 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.4

Radius: 5.5

Gravity: 29.24 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.97 AU - 9.07 AU

Year: 16867 Days

Day: 18.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 73,958,246 km

• M1: 71,059 km (0.082 R)
• M2: 451,038 km (0.103 R)
• M3: 641,924 km (0.117 R)
• M4: 833,859 km (0.03 R)
• M5: 1,027,289 km (0.077 R)
• M6: 1,222,963 km (0.088 R)
• M7: 1,412,503 km (0.108 R)
• M8: 1,889,272 km (0.039 R)
• M9: 2,604,948 km (0.045 R)
• M10: 3,102,510 km (0.09 R)
• M11: 3,841,524 km (0.075 R)
• M12: 4,519,202 km (0.067 R)
• M13: 5,542,751 km (0.073 R)
• M14: 6,362,697 km (0.093 R)
• M15: 9,030,326 km (0.061 R)
• M16: 9,641,134 km (0.107 R)
• M17: 10,760,425 km (0.04 R)
• M18: 11,833,192 km (0.111 R)
• M19: 12,161,708 km (0.059 R)
• M20: 14,937,198 km (0.042 R)
• M21: 15,476,498 km (0.102 R)
• M22: 16,430,933 km (0.061 R)
• M23: 18,632,415 km (0.111 R)
• M24: 21,023,138 km (0.045 R)
• M25: 23,404,437 km (0.093 R)
• M26: 26,626,327 km (0.117 R)
• M27: 28,577,232 km (0.104 R)
• M28: 33,539,394 km (0.105 R)
• M29: 37,900,022 km (0.106 R)
• M30: 42,931,447 km (0.104 R)
• M31: 45,928,192 km (0.067 R)
• M32: 51,808,136 km (0.037 R)
• M33: 55,200,717 km (0.061 R)
• M34: 56,858,261 km (0.117 R)
• M35: 59,119,583 km (0.109 R)
• M36: 66,881,917 km (0.094 R)
• M37: 67,089,409 km (0.074 R)
• M38: 67,297,350 km (0.059 R)
• M39: 68,976,137 km (0.091 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: 196 - 19,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit