🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.1

Radius: 8.3

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.49 AU - 0.67 AU

Year: 305 Days

Day: 5.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,565,036 km

• M1: 105,167 km (0.091 R)
• M2: 369,956 km (0.112 R)
• M3: 648,806 km (0.075 R)
• M4: 1,368,073 km (0.043 R)
• M5: 1,714,840 km (0.09 R)
• M6: 2,332,530 km (0.09 R)
• M7: 2,635,316 km (0.035 R)
• M8: 2,912,671 km (0.07 R)
• M9: 4,509,029 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.6

Radius: 9.5

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.09 AU - 1.27 AU

Year: 885 Days

Day: 6 Hours

Environment

Temp: -175 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,565,036 km

• M1: 118,182 km (0.107 R)
• M2: 450,140 km (0.115 R)
• M3: 1,085,333 km (0.114 R)
• M4: 1,414,897 km (0.101 R)
• M5: 1,829,283 km (0.12 R)
• M6: 2,428,422 km (0.034 R)
• M7: 2,751,254 km (0.083 R)
• M8: 3,052,395 km (0.119 R)
• M9: 3,456,758 km (0.115 R)
• M10: 4,718,466 km (0.064 R)
• M11: 5,388,964 km (0.109 R)
• M12: 6,304,503 km (0.116 R)
• M13: 6,941,042 km (0.082 R)
• M14: 7,526,867 km (0.101 R)
• M15: 7,999,746 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.1

Radius: 8.3

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.41 AU - 1.41 AU

Year: 1156 Days

Day: 6.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,565,036 km

• M1: 103,223 km (0.081 R)
• M2: 446,400 km (0.081 R)
• M3: 708,944 km (0.101 R)
• M4: 1,044,792 km (0.029 R)
• M5: 1,349,522 km (0.096 R)
• M6: 2,240,827 km (0.026 R)
• M7: 2,943,637 km (0.118 R)
• M8: 3,320,175 km (0.088 R)
• M9: 4,019,246 km (0.091 R)
• M10: 4,404,012 km (0.083 R)
• M11: 4,966,500 km (0.051 R)
• M12: 6,214,146 km (0.081 R)
• M13: 6,540,868 km (0.115 R)
• M14: 6,814,482 km (0.116 R)
• M15: 7,074,035 km (0.087 R)
• M16: 7,362,609 km (0.094 R)
• M17: 7,658,962 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.3

Radius: 8.6

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.4 AU - 5.42 AU

Year: 6392 Days

Day: 13.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,565,036 km

• M1: 106,962 km (0.076 R)
• M2: 746,942 km (0.099 R)
• M3: 1,284,747 km (0.114 R)
• M4: 1,591,123 km (0.055 R)
• M5: 2,091,378 km (0.059 R)
• M6: 2,605,397 km (0.056 R)
• M7: 3,405,147 km (0.092 R)
• M8: 4,094,045 km (0.111 R)
• M9: 4,793,116 km (0.09 R)
• M10: 5,088,721 km (0.073 R)
• M11: 5,806,342 km (0.064 R)
• M12: 6,173,904 km (0.076 R)
• M13: 8,136,628 km (0.033 R)
• M14: 9,613,907 km (0.065 R)
• M15: 10,172,954 km (0.108 R)
• M16: 11,689,727 km (0.119 R)
• M17: 12,227,232 km (0.107 R)
• M18: 15,628,639 km (0.119 R)
• M19: 18,609,227 km (0.085 R)
• M20: 30,605,929 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.1

Radius: 4.8

Gravity: 37.89 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.86 AU - 10.62 AU

Year: 17835 Days

Day: 21.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,565,036 km

• M1: 59,690 km (0.034 R)
• M2: 260,450 km (0.099 R)
• M3: 643,570 km (0.06 R)
• M4: 1,038,209 km (0.08 R)
• M5: 2,312,933 km (0.102 R)
• M6: 2,681,392 km (0.088 R)
• M7: 3,141,555 km (0.109 R)
• M8: 3,593,341 km (0.106 R)
• M9: 3,773,457 km (0.084 R)
• M10: 5,677,688 km (0.07 R)
• M11: 8,826,574 km (0.067 R)
• M12: 9,721,318 km (0.113 R)
• M13: 11,365,549 km (0.098 R)
• M14: 11,886,299 km (0.046 R)
• M15: 13,543,993 km (0.081 R)
• M16: 14,960,834 km (0.075 R)
• M17: 15,193,309 km (0.117 R)
• M18: 17,565,932 km (0.12 R)
• M19: 17,824,586 km (0.087 R)
• M20: 18,795,028 km (0.111 R)
• M21: 20,458,107 km (0.094 R)
• M22: 21,619,735 km (0.108 R)
• M23: 22,620,844 km (0.117 R)
• M24: 24,179,803 km (0.118 R)
• M25: 24,822,924 km (0.107 R)
• M26: 26,480,618 km (0.093 R)
• M27: 28,446,933 km (0.069 R)
• M28: 31,133,262 km (0.05 R)
• M29: 34,655,394 km (0.08 R)
• M30: 35,472,498 km (0.119 R)
• M31: 39,751,894 km (0.093 R)
• M32: 47,293,871 km (0.094 R)
• M33: 51,928,263 km (0.117 R)
• M34: 54,629,253 km (0.08 R)
• M35: 58,757,855 km (0.109 R)
• M36: 59,530,079 km (0.114 R)
• M37: 61,292,641 km (0.105 R)
• M38: 63,493,525 km (0.111 R)
• M39: 67,418,375 km (0.095 R)
• M40: 70,411,679 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.5

Radius: 3.3

Gravity: 82.87 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.27 AU - 11.31 AU

Year: 21144 Days

Day: 17.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,565,036 km

• M1: 56,249 km (0.12 R)
• M2: 235,617 km (0.066 R)
• M3: 1,633,010 km (0.11 R)
• M4: 2,569,044 km (0.051 R)
• M5: 3,236,101 km (0.068 R)
• M6: 5,095,004 km (0.115 R)
• M7: 6,589,786 km (0.075 R)
• M8: 7,016,739 km (0.05 R)
• M9: 8,191,231 km (0.032 R)
• M10: 13,665,466 km (0.09 R)
• M11: 17,274,665 km (0.117 R)
• M12: 23,802,667 km (0.091 R)
• M13: 28,095,826 km (0.077 R)
• M14: 35,102,692 km (0.101 R)
• M15: 35,962,431 km (0.103 R)
• M16: 39,388,371 km (0.114 R)
• M17: 43,188,606 km (0.046 R)
• M18: 44,341,258 km (0.119 R)
• M19: 47,399,337 km (0.09 R)
• M20: 52,430,912 km (0.1 R)
• M21: 61,449,869 km (0.116 R)
• M22: 62,488,377 km (0.109 R)
• M23: 74,929,534 km (0.093 R)
• M24: 75,402,114 km (0.095 R)
• M25: 81,476,685 km (0.172 R)
• M26: 84,504,995 km (0.053 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 13,489 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit