🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.2

Radius: 13.2

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.25 AU - 4.85 AU

Year: 5626 Days

Day: 11.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,224,616 km

• M1: 164,109 km (0.078 R)
• M2: 643,869 km (0.081 R)
• M3: 1,158,187 km (0.086 R)
• M4: 1,572,872 km (0.094 R)
• M5: 2,067,293 km (0.066 R)
• M6: 2,537,329 km (0.109 R)
• M7: 3,567,161 km (0.085 R)
• M8: 4,604,772 km (0.108 R)
• M9: 6,156,252 km (0.07 R)
• M10: 6,611,927 km (0.099 R)
• M11: 7,457,603 km (0.052 R)
• M12: 9,839,501 km (0.073 R)
• M13: 12,960,262 km (0.073 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.5

Radius: 6.2

Gravity: 20.67 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.34 AU - 6.86 AU

Year: 10399 Days

Day: 20.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,224,616 km

• M1: 77,193 km (0.118 R)
• M2: 304,731 km (0.071 R)
• M3: 582,983 km (0.071 R)
• M4: 817,702 km (0.113 R)
• M5: 1,138,889 km (0.07 R)
• M6: 1,362,238 km (0.108 R)
• M7: 2,123,841 km (0.108 R)
• M8: 2,587,146 km (0.117 R)
• M9: 2,909,379 km (0.098 R)
• M10: 3,480,694 km (0.108 R)
• M11: 4,039,442 km (0.116 R)
• M12: 4,504,093 km (0.116 R)
• M13: 5,101,287 km (0.113 R)
• M14: 5,436,087 km (0.076 R)
• M15: 6,606,990 km (0.073 R)
• M16: 7,168,580 km (0.119 R)
• M17: 10,305,199 km (0.115 R)
• M18: 11,004,868 km (0.111 R)
• M19: 12,438,465 km (0.052 R)
• M20: 12,983,749 km (0.11 R)
• M21: 14,383,536 km (0.093 R)
• M22: 16,022,381 km (0.118 R)
• M23: 20,572,250 km (0.118 R)
• M24: 21,334,452 km (0.071 R)
• M25: 22,027,538 km (0.114 R)
• M26: 24,760,841 km (0.107 R)
• M27: 25,141,568 km (0.068 R)
• M28: 26,307,085 km (0.077 R)
• M29: 26,703,519 km (0.088 R)
• M30: 29,912,094 km (0.093 R)
• M31: 33,137,873 km (0.083 R)
• M32: 36,465,229 km (0.092 R)
• M33: 40,008,903 km (0.049 R)
• M34: 41,729,428 km (0.096 R)
• M35: 42,949,100 km (0.06 R)
• M36: 44,331,983 km (0.101 R)
• M37: 45,317,533 km (0.094 R)
• M38: 47,771,537 km (0.076 R)
• M39: 48,509,802 km (0.094 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.1

Radius: 3.3

Gravity: 63.65 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.22 AU - 7.44 AU

Year: 13698 Days

Day: 16.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,224,616 km

• M1: 41,588 km (0.026 R)
• M2: 460,911 km (0.078 R)
• M3: 840,590 km (0.089 R)
• M4: 990,188 km (0.08 R)
• M5: 1,658,592 km (0.066 R)
• M6: 2,192,058 km (0.115 R)
• M7: 3,244,479 km (0.115 R)
• M8: 3,399,462 km (0.069 R)
• M9: 3,696,414 km (0.085 R)
• M10: 3,865,609 km (0.103 R)
• M11: 4,691,240 km (0.099 R)
• M12: 5,628,021 km (0.043 R)
• M13: 5,851,970 km (0.094 R)
• M14: 5,966,262 km (0.068 R)
• M15: 6,518,877 km (0.103 R)
• M16: 7,234,852 km (0.073 R)
• M17: 8,871,303 km (0.086 R)
• M18: 10,017,223 km (0.088 R)
• M19: 10,569,239 km (0.068 R)
• M20: 11,258,137 km (0.104 R)
• M21: 11,494,352 km (0.109 R)
• M22: 12,534,955 km (0.115 R)
• M23: 16,105,258 km (0.058 R)
• M24: 18,773,186 km (0.05 R)
• M25: 19,781,027 km (0.118 R)
• M26: 21,995,375 km (0.095 R)
• M27: 22,737,380 km (0.055 R)
• M28: 31,329,235 km (0.076 R)
• M29: 33,832,755 km (0.103 R)
• M30: 33,955,126 km (0.11 R)
• M31: 35,321,553 km (0.078 R)
• M32: 36,209,865 km (0.093 R)
• M33: 37,243,138 km (0.096 R)
• M34: 41,014,500 km (0.052 R)
• M35: 43,279,861 km (0.093 R)
• M36: 44,590,039 km (0.054 R)
• M37: 52,026,549 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.2

Radius: 6.8

Gravity: 15.86 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.07 AU - 8.95 AU

Year: 14206 Days

Day: 20.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,224,616 km

• M1: 103,971 km (0.109 R)
• M2: 319,541 km (0.112 R)
• M3: 725,699 km (0.092 R)
• M4: 2,150,469 km (0.1 R)
• M5: 2,603,452 km (0.094 R)
• M6: 2,971,463 km (0.117 R)
• M7: 4,443,506 km (0.042 R)
• M8: 4,801,194 km (0.076 R)
• M9: 5,391,507 km (0.083 R)
• M10: 7,498,892 km (0.081 R)
• M11: 10,662,738 km (0.038 R)
• M12: 11,971,270 km (0.048 R)
• M13: 13,184,509 km (0.082 R)
• M14: 14,477,783 km (0.1 R)
• M15: 18,199,479 km (0.103 R)
• M16: 21,308,571 km (0.029 R)
• M17: 22,513,133 km (0.079 R)
• M18: 23,276,531 km (0.091 R)
• M19: 25,057,195 km (0.11 R)
• M20: 27,786,907 km (0.113 R)
• M21: 31,410,616 km (0.031 R)
• M22: 32,003,921 km (0.095 R)
• M23: 32,243,427 km (0.074 R)
• M24: 35,850,232 km (0.067 R)
• M25: 40,830,944 km (0.068 R)
• M26: 43,559,310 km (0.06 R)
• M27: 52,635,712 km (0.036 R)
• M28: 61,406,635 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.8

Radius: 4.7

Gravity: 22.67 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.61 AU - 11.27 AU

Year: 21632 Days

Day: 17.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,224,616 km

• M1: 63,130 km (0.11 R)
• M2: 292,464 km (0.102 R)
• M3: 530,324 km (0.099 R)
• M4: 1,106,725 km (0.097 R)
• M5: 1,416,692 km (0.117 R)
• M6: 2,379,055 km (0.09 R)
• M7: 2,845,052 km (0.12 R)
• M8: 3,259,887 km (0.099 R)
• M9: 4,995,970 km (0.102 R)
• M10: 8,548,770 km (0.109 R)
• M11: 8,705,698 km (0.116 R)
• M12: 9,187,852 km (0.083 R)
• M13: 9,352,560 km (0.077 R)
• M14: 11,676,413 km (0.118 R)
• M15: 11,869,693 km (0.075 R)
• M16: 12,328,959 km (0.1 R)
• M17: 13,143,669 km (0.107 R)
• M18: 14,285,101 km (0.105 R)
• M19: 17,341,086 km (0.108 R)
• M20: 17,508,486 km (0.097 R)
• M21: 18,362,391 km (0.085 R)
• M22: 21,090,158 km (0.118 R)
• M23: 22,056,261 km (0.111 R)
• M24: 22,850,028 km (0.086 R)
• M25: 26,106,474 km (0.061 R)
• M26: 33,004,731 km (0.032 R)
• M27: 36,046,056 km (0.108 R)
• M28: 37,424,750 km (0.043 R)
• M29: 37,704,647 km (0.043 R)
• M30: 38,268,631 km (0.081 R)
• M31: 40,433,761 km (0.111 R)
• M32: 44,065,399 km (0.119 R)
• M33: 45,640,665 km (0.112 R)
• M34: 52,492,397 km (0.09 R)
• M35: 53,019,131 km (0.057 R)
• M36: 61,931,873 km (0.066 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: 300 - 12,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit