🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939

Radius: 11.8

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.26 AU - 1.42 AU

Year: 1071 Days

Day: 11.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,403,740 km

• M1: 146,756 km (0.108 R)
• M2: 557,701 km (0.079 R)
• M3: 1,012,927 km (0.082 R)
• M4: 1,393,803 km (0.101 R)
• M5: 1,853,069 km (0.105 R)
• M6: 2,274,336 km (0.086 R)
• M7: 3,212,165 km (0.103 R)
• M8: 5,291,277 km (0.11 R)
• M9: 5,710,001 km (0.091 R)
• M10: 6,472,651 km (0.113 R)
• M11: 7,559,180 km (0.076 R)
• M12: 8,064,372 km (0.093 R)
• M13: 9,351,512 km (0.105 R)
• M14: 9,809,581 km (0.045 R)
• M15: 10,314,773 km (0.088 R)
• M16: 10,970,461 km (0.117 R)
• M17: 11,619,117 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.5

Radius: 13.1

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.11 AU - 1.63 AU

Year: 1107 Days

Day: 13.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 89.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,403,740 km

• M1: 162,912 km (0.055 R)
• M2: 613,351 km (0.025 R)
• M3: 1,304,194 km (0.084 R)
• M4: 1,828,834 km (0.112 R)
• M5: 2,351,080 km (0.092 R)
• M6: 3,083,811 km (0.073 R)
• M7: 5,411,853 km (0.085 R)
• M8: 6,040,313 km (0.087 R)
• M9: 7,626,649 km (0.107 R)
• M10: 8,056,593 km (0.054 R)
• M11: 8,965,550 km (0.086 R)
• M12: 9,536,715 km (0.099 R)
• M13: 12,177,267 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.9

Radius: 8.4

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.12 AU - 2.66 AU

Year: 2550 Days

Day: 7.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,403,740 km

• M1: 122,221 km (0.091 R)
• M2: 387,458 km (0.102 R)
• M3: 706,700 km (0.117 R)
• M4: 1,030,580 km (0.057 R)
• M5: 1,417,440 km (0.069 R)
• M6: 1,910,514 km (0.045 R)
• M7: 3,536,942 km (0.119 R)
• M8: 3,982,595 km (0.041 R)
• M9: 4,586,820 km (0.052 R)
• M10: 5,759,518 km (0.055 R)
• M11: 7,542,126 km (0.101 R)
• M12: 9,003,398 km (0.097 R)
• M13: 10,753,394 km (0.083 R)
• M14: 13,382,128 km (0.061 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.8

Radius: 6.4

Gravity: 11.01 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.39 AU - 7.93 AU

Year: 11864 Days

Day: 24.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 125 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,403,740 km

• M1: 79,586 km (0.047 R)
• M2: 308,770 km (0.07 R)
• M3: 625,170 km (0.091 R)
• M4: 862,133 km (0.038 R)
• M5: 1,114,504 km (0.109 R)
• M6: 1,537,567 km (0.067 R)
• M7: 2,237,835 km (0.119 R)
• M8: 2,500,229 km (0.116 R)
• M9: 3,814,147 km (0.104 R)
• M10: 5,401,082 km (0.093 R)
• M11: 6,051,234 km (0.106 R)
• M12: 6,906,784 km (0.071 R)
• M13: 8,010,667 km (0.063 R)
• M14: 10,054,473 km (0.078 R)
• M15: 11,142,648 km (0.05 R)
• M16: 12,422,308 km (0.109 R)
• M17: 13,127,512 km (0.11 R)
• M18: 13,983,511 km (0.072 R)
• M19: 14,297,966 km (0.107 R)
• M20: 17,562,491 km (0.111 R)
• M21: 36,165,136 km (0.06 R)
• M22: 36,401,500 km (0.117 R)
• M23: 37,478,007 km (0.053 R)
• M24: 37,963,152 km (0.107 R)
• M25: 40,706,777 km (0.096 R)
• M26: 43,047,535 km (0.077 R)
• M27: 46,028,422 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.3

Radius: 3

Gravity: 58.37 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.42 AU - 9.84 AU

Year: 19042 Days

Day: 15.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 131.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 67,403,740 km

• M1: 37,699 km (0.095 R)
• M2: 238,459 km (0.084 R)
• M3: 351,106 km (0.099 R)
• M4: 825,331 km (0.074 R)
• M5: 968,646 km (0.093 R)
• M6: 1,802,206 km (0.061 R)
• M7: 2,044,255 km (0.105 R)
• M8: 2,392,818 km (0.116 R)
• M9: 2,950,519 km (0.111 R)
• M10: 3,076,779 km (0.065 R)
• M11: 3,941,904 km (0.115 R)
• M12: 4,545,681 km (0.093 R)
• M13: 4,852,207 km (0.058 R)
• M14: 5,393,452 km (0.091 R)
• M15: 6,810,593 km (0.086 R)
• M16: 8,011,564 km (0.045 R)
• M17: 9,674,494 km (0.079 R)
• M18: 11,553,892 km (0.072 R)
• M19: 11,804,618 km (0.094 R)
• M20: 13,113,450 km (0.03 R)
• M21: 14,227,655 km (0.037 R)
• M22: 14,661,339 km (0.114 R)
• M23: 18,282,805 km (0.053 R)
• M24: 18,537,869 km (0.102 R)
• M25: 22,264,202 km (0.114 R)
• M26: 22,360,843 km (0.107 R)
• M27: 23,542,367 km (0.071 R)
• M28: 24,352,888 km (0.09 R)
• M29: 25,391,845 km (0.098 R)
• M30: 26,677,190 km (0.08 R)
• M31: 26,895,453 km (0.097 R)
• M32: 28,571,398 km (0.06 R)
• M33: 29,029,766 km (0.119 R)
• M34: 32,999,944 km (0.083 R)
• M35: 33,125,606 km (0.064 R)
• M36: 43,336,110 km (0.099 R)
• M37: 46,416,779 km (0.08 R)
• M38: 56,528,248 km (0.084 R)
• M39: 56,708,065 km (0.106 R)
• M40: 57,069,045 km (0.111 R)
• M41: 59,267,086 km (0.102 R)
• M42: 62,092,990 km (0.09 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 19,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit