🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.6

Radius: 8.5

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.68 AU - 2 AU

Year: 1612 Days

Day: 13.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,531,376 km

• M1: 105,766 km (0.108 R)
• M2: 386,860 km (0.045 R)
• M3: 721,660 km (0.099 R)
• M4: 1,102,387 km (0.109 R)
• M5: 1,434,195 km (0.096 R)
• M6: 1,865,186 km (0.089 R)
• M7: 2,227,662 km (0.108 R)
• M8: 3,064,512 km (0.05 R)
• M9: 3,402,604 km (0.11 R)
• M10: 4,173,033 km (0.061 R)
• M11: 4,589,363 km (0.073 R)
• M12: 5,011,379 km (0.055 R)
• M13: 5,716,583 km (0.114 R)
• M14: 6,460,534 km (0.086 R)
• M15: 6,909,926 km (0.089 R)
• M16: 7,522,230 km (0.079 R)
• M17: 9,211,190 km (0.107 R)
• M18: 10,057,016 km (0.103 R)
• M19: 11,478,345 km (0.08 R)
• M20: 11,747,023 km (0.058 R)
• M21: 13,832,866 km (0.108 R)
• M22: 15,261,077 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.6

Radius: 14.7

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.37 AU - 3.71 AU

Year: 4301 Days

Day: 9.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,531,376 km

• M1: 191,635 km (0.108 R)
• M2: 830,867 km (0.05 R)
• M3: 1,289,683 km (0.084 R)
• M4: 3,621,316 km (0.089 R)
• M5: 4,434,978 km (0.09 R)
• M6: 5,607,078 km (0.113 R)
• M7: 6,339,359 km (0.098 R)
• M8: 7,656,868 km (0.102 R)
• M9: 8,704,801 km (0.111 R)
• M10: 10,126,729 km (0.116 R)
• M11: 10,872,175 km (0.113 R)
• M12: 12,058,935 km (0.083 R)
• M13: 12,707,292 km (0.118 R)
• M14: 14,482,420 km (0.101 R)
• M15: 16,529,966 km (0.118 R)
• M16: 17,041,890 km (0.106 R)
• M17: 21,527,882 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.5

Radius: 11.5

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.8 AU - 3.82 AU

Year: 4802 Days

Day: 12.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,531,376 km

• M1: 143,016 km (0.082 R)
• M2: 633,248 km (0.059 R)
• M3: 1,308,383 km (0.091 R)
• M4: 1,695,393 km (0.086 R)
• M5: 2,090,331 km (0.104 R)
• M6: 3,543,674 km (0.117 R)
• M7: 5,448,803 km (0.064 R)
• M8: 6,684,332 km (0.077 R)
• M9: 7,092,435 km (0.091 R)
• M10: 8,168,343 km (0.099 R)
• M11: 9,702,170 km (0.089 R)
• M12: 10,600,356 km (0.057 R)
• M13: 12,050,408 km (0.113 R)
• M14: 12,561,883 km (0.105 R)
• M15: 13,578,849 km (0.08 R)
• M16: 17,308,324 km (0.079 R)
• M17: 18,813,129 km (0.036 R)
• M18: 20,469,028 km (0.112 R)
• M19: 20,997,557 km (0.05 R)
• M20: 21,670,897 km (0.109 R)
• M21: 22,428,162 km (0.115 R)
• M22: 24,068,652 km (0.102 R)
• M23: 25,256,010 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.8

Radius: 5.9

Gravity: 19.1 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.9 AU - 7.44 AU

Year: 9896 Days

Day: 18 Hours

Environment

Temp: -216 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,531,376 km

• M1: 73,303 km (0.092 R)
• M2: 385,963 km (0.096 R)
• M3: 707,748 km (0.055 R)
• M4: 929,302 km (0.048 R)
• M5: 1,151,156 km (0.083 R)
• M6: 1,733,690 km (0.047 R)
• M7: 2,305,453 km (0.081 R)
• M8: 2,594,625 km (0.049 R)
• M9: 4,389,650 km (0.045 R)
• M10: 5,021,103 km (0.075 R)
• M11: 5,884,731 km (0.091 R)
• M12: 8,605,019 km (0.089 R)
• M13: 9,018,508 km (0.118 R)
• M14: 9,206,552 km (0.069 R)
• M15: 12,465,841 km (0.049 R)
• M16: 15,396,613 km (0.086 R)
• M17: 15,597,972 km (0.071 R)
• M18: 16,005,925 km (0.118 R)
• M19: 17,856,151 km (0.06 R)
• M20: 19,295,283 km (0.085 R)
• M21: 20,403,953 km (0.087 R)
• M22: 21,056,349 km (0.095 R)
• M23: 22,402,431 km (0.112 R)
• M24: 22,921,685 km (0.075 R)
• M25: 23,184,229 km (0.084 R)
• M26: 26,880,493 km (0.096 R)
• M27: 28,766,175 km (0.082 R)
• M28: 31,920,446 km (0.077 R)
• M29: 36,952,320 km (0.09 R)
• M30: 37,434,324 km (0.116 R)
• M31: 39,030,084 km (0.036 R)
• M32: 41,313,696 km (0.065 R)
• M33: 41,702,650 km (0.118 R)
• M34: 43,684,673 km (0.113 R)
• M35: 44,359,060 km (0.097 R)
• M36: 44,767,013 km (0.117 R)
• M37: 45,867,156 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.8

Radius: 5.3

Gravity: 28.72 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 8.74 AU - 8.82 AU

Year: 16798 Days

Day: 16.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,531,376 km

• M1: 65,973 km (0.089 R)
• M2: 571,763 km (0.069 R)
• M3: 1,196,035 km (0.107 R)
• M4: 1,601,296 km (0.066 R)
• M5: 2,610,932 km (0.036 R)
• M6: 3,290,256 km (0.101 R)
• M7: 3,925,747 km (0.095 R)
• M8: 5,867,677 km (0.102 R)
• M9: 6,406,080 km (0.108 R)
• M10: 9,941,676 km (0.113 R)
• M11: 12,616,336 km (0.069 R)
• M12: 15,119,707 km (0.114 R)
• M13: 16,933,881 km (0.076 R)
• M14: 22,044,892 km (0.098 R)
• M15: 25,107,609 km (0.113 R)
• M16: 30,578,702 km (0.086 R)
• M17: 32,186,431 km (0.104 R)
• M18: 32,819,529 km (0.086 R)
• M19: 37,069,455 km (0.115 R)
• M20: 37,905,108 km (0.077 R)
• M21: 40,194,853 km (0.067 R)
• M22: 46,480,058 km (0.111 R)
• M23: 47,778,269 km (0.032 R)
• M24: 51,472,738 km (0.078 R)
• M25: 64,287,142 km (0.066 R)
• M26: 69,829,892 km (0.031 R)
• M27: 70,041,125 km (0.084 R)
• M28: 70,677,215 km (0.075 R)
• M29: 71,531,419 km (0.101 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 19,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit