🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.3

Radius: 14.7

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1 AU - 1.48 AU

Year: 878 Days

Day: 12.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,038,205 km

• M1: 183,407 km (0.064 R)
• M2: 772,075 km (0.113 R)
• M3: 1,391,859 km (0.073 R)
• M4: 2,247,558 km (0.059 R)
• M5: 2,801,968 km (0.101 R)
• M6: 3,297,436 km (0.069 R)
• M7: 3,792,007 km (0.083 R)
• M8: 4,879,733 km (0.102 R)
• M9: 5,860,497 km (0.118 R)
• M10: 6,419,544 km (0.107 R)
• M11: 7,197,303 km (0.096 R)
• M12: 8,289,068 km (0.041 R)
• M13: 9,185,010 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.1

Radius: 9.4

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.79 AU - 2.11 AU

Year: 1731 Days

Day: 14.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 119.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,038,205 km

• M1: 120,277 km (0.119 R)
• M2: 986,448 km (0.105 R)
• M3: 1,716,636 km (0.091 R)
• M4: 2,076,867 km (0.082 R)
• M5: 3,231,464 km (0.105 R)
• M6: 4,132,192 km (0.1 R)
• M7: 4,450,836 km (0.072 R)
• M8: 5,450,000 km (0.067 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.3

Radius: 6.2

Gravity: 21.39 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.76 AU - 7.52 AU

Year: 9674 Days

Day: 18.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,038,205 km

• M1: 78,688 km (0.042 R)
• M2: 277,055 km (0.101 R)
• M3: 475,123 km (0.117 R)
• M4: 1,045,540 km (0.114 R)
• M5: 1,602,642 km (0.117 R)
• M6: 2,084,646 km (0.093 R)
• M7: 2,638,158 km (0.068 R)
• M8: 2,983,131 km (0.101 R)
• M9: 3,261,084 km (0.093 R)
• M10: 3,556,390 km (0.082 R)
• M11: 4,580,537 km (0.085 R)
• M12: 4,825,429 km (0.099 R)
• M13: 8,175,075 km (0.119 R)
• M14: 9,002,650 km (0.118 R)
• M15: 9,387,865 km (0.076 R)
• M16: 9,683,919 km (0.116 R)
• M17: 9,986,256 km (0.102 R)
• M18: 11,706,033 km (0.1 R)
• M19: 12,165,000 km (0.059 R)
• M20: 14,906,680 km (0.098 R)
• M21: 15,651,378 km (0.09 R)
• M22: 15,928,284 km (0.113 R)
• M23: 26,030,030 km (0.049 R)
• M24: 26,223,908 km (0.108 R)
• M25: 27,108,481 km (0.07 R)
• M26: 27,911,372 km (0.091 R)
• M27: 32,276,339 km (0.111 R)
• M28: 38,565,134 km (0.029 R)
• M29: 43,273,129 km (0.09 R)
• M30: 43,955,744 km (0.028 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612.2

Radius: 5.7

Gravity: 18.84 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.29 AU - 7.71 AU

Year: 10537 Days

Day: 17 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,038,205 km

• M1: 71,657 km (0.11 R)
• M2: 340,186 km (0.092 R)
• M3: 579,243 km (0.078 R)
• M4: 853,157 km (0.049 R)
• M5: 1,118,842 km (0.075 R)
• M6: 1,385,725 km (0.117 R)
• M7: 1,620,594 km (0.057 R)
• M8: 1,897,948 km (0.085 R)
• M9: 2,335,522 km (0.044 R)
• M10: 2,568,147 km (0.062 R)
• M11: 4,165,104 km (0.073 R)
• M12: 4,901,724 km (0.119 R)
• M13: 5,219,320 km (0.098 R)
• M14: 6,218,933 km (0.089 R)
• M15: 6,783,216 km (0.11 R)
• M16: 8,275,904 km (0.075 R)
• M17: 9,288,981 km (0.12 R)
• M18: 12,821,136 km (0.06 R)
• M19: 13,983,212 km (0.111 R)
• M20: 14,949,016 km (0.104 R)
• M21: 15,347,545 km (0.088 R)
• M22: 17,888,764 km (0.06 R)
• M23: 20,049,406 km (0.101 R)
• M24: 20,697,314 km (0.087 R)
• M25: 21,526,685 km (0.045 R)
• M26: 25,913,194 km (0.092 R)
• M27: 30,646,919 km (0.03 R)
• M28: 35,925,929 km (0.118 R)
• M29: 38,841,591 km (0.111 R)
• M30: 40,356,868 km (0.092 R)
• M31: 41,911,190 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.4

Radius: 6.7

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.48 AU - 8.8 AU

Year: 12131 Days

Day: 17.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,038,205 km

• M1: 97,538 km (0.11 R)
• M2: 401,521 km (0.093 R)
• M3: 1,096,552 km (0.068 R)
• M4: 1,415,345 km (0.112 R)
• M5: 2,709,068 km (0.116 R)
• M6: 3,369,991 km (0.116 R)
• M7: 3,880,868 km (0.101 R)
• M8: 4,909,653 km (0.089 R)
• M9: 7,051,146 km (0.114 R)
• M10: 7,269,559 km (0.12 R)
• M11: 8,291,462 km (0.07 R)
• M12: 8,570,163 km (0.11 R)
• M13: 9,519,062 km (0.107 R)
• M14: 10,780,920 km (0.12 R)
• M15: 12,105,908 km (0.041 R)
• M16: 12,464,794 km (0.078 R)
• M17: 22,404,675 km (0.052 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454

Radius: 6.5

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.95 AU - 11.79 AU

Year: 21233 Days

Day: 24.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,038,205 km

• M1: 80,932 km (0.119 R)
• M2: 469,737 km (0.093 R)
• M3: 795,262 km (0.104 R)
• M4: 1,468,453 km (0.054 R)
• M5: 2,863,453 km (0.077 R)
• M6: 3,517,345 km (0.062 R)
• M7: 4,729,836 km (0.117 R)
• M8: 5,117,145 km (0.118 R)
• M9: 5,487,250 km (0.088 R)
• M10: 7,014,195 km (0.067 R)
• M11: 9,174,389 km (0.071 R)
• M12: 9,776,819 km (0.113 R)
• M13: 10,818,918 km (0.112 R)
• M14: 13,886,273 km (0.066 R)
• M15: 14,533,284 km (0.081 R)
• M16: 17,078,243 km (0.097 R)
• M17: 18,584,543 km (0.045 R)
• M18: 23,130,224 km (0.097 R)
• M19: 25,392,443 km (0.112 R)
• M20: 26,142,078 km (0.113 R)
• M21: 27,127,479 km (0.115 R)
• M22: 31,439,638 km (0.105 R)
• M23: 33,437,966 km (0.084 R)
• M24: 33,693,629 km (0.083 R)
• M25: 38,240,956 km (0.057 R)
• M26: 42,279,949 km (0.091 R)
• M27: 43,484,211 km (0.097 R)
• M28: 43,788,793 km (0.074 R)
• M29: 45,646,200 km (0.078 R)
• M30: 49,352,038 km (0.096 R)
• M31: 51,703,268 km (0.11 R)
• M32: 52,216,538 km (0.068 R)
• M33: 61,855,728 km (0.114 R)
• M34: 62,627,802 km (0.077 R)
• M35: 63,798,106 km (0.111 R)
• M36: 67,804,337 km (0.117 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 18,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit