🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.2

Radius: 8.9

Gravity: 11.6 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.7 AU - 2.94 AU

Year: 3269 Days

Day: 13.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 138.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 19,400,418 km

• M1: 111,002 km (0.095 R)
• M2: 496,216 km (0.116 R)
• M3: 1,276,070 km (0.111 R)
• M4: 2,267,455 km (0.053 R)
• M5: 2,670,920 km (0.059 R)
• M6: 3,067,205 km (0.077 R)
• M7: 4,591,757 km (0.075 R)
• M8: 5,892,211 km (0.113 R)
• M9: 6,781,870 km (0.086 R)
• M10: 8,825,526 km (0.109 R)
• M11: 9,947,510 km (0.091 R)
• M12: 10,732,450 km (0.036 R)
• M13: 11,827,357 km (0.115 R)
• M14: 12,566,221 km (0.08 R)
• M15: 15,020,673 km (0.053 R)
• M16: 16,900,819 km (0.089 R)
• M17: 17,189,992 km (0.086 R)
• M18: 18,379,744 km (0.077 R)
• M19: 19,623,650 km (0.119 R)
• M20: 20,266,173 km (0.081 R)
• M21: 21,323,232 km (0.08 R)
• M22: 22,208,851 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.9

Radius: 13.2

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.12 AU - 3.72 AU

Year: 4366 Days

Day: 9.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,400,418 km

• M1: 164,109 km (0.069 R)
• M2: 579,542 km (0.097 R)
• M3: 1,204,412 km (0.067 R)
• M4: 1,666,969 km (0.108 R)
• M5: 2,156,453 km (0.092 R)
• M6: 2,589,988 km (0.11 R)
• M7: 3,396,620 km (0.093 R)
• M8: 6,302,857 km (0.071 R)
• M9: 7,111,434 km (0.105 R)
• M10: 7,603,761 km (0.078 R)
• M11: 9,472,986 km (0.111 R)
• M12: 10,455,994 km (0.114 R)
• M13: 12,758,754 km (0.099 R)
• M14: 19,097,963 km (0.059 R)
• M15: 19,991,811 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.1

Radius: 10.4

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.79 AU - 4.15 AU

Year: 4462 Days

Day: 14.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 19,400,418 km

• M1: 129,402 km (0.103 R)
• M2: 2,137,454 km (0.077 R)
• M3: 3,328,403 km (0.116 R)
• M4: 5,181,322 km (0.098 R)
• M5: 5,704,017 km (0.094 R)
• M6: 6,204,422 km (0.08 R)
• M7: 6,554,032 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.2

Radius: 14.9

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.65 AU - 3.71 AU

Year: 4873 Days

Day: 13.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,400,418 km

• M1: 185,352 km (0.111 R)
• M2: 703,409 km (0.088 R)
• M3: 1,336,208 km (0.105 R)
• M4: 3,259,289 km (0.106 R)
• M5: 4,422,861 km (0.099 R)
• M6: 5,011,080 km (0.06 R)
• M7: 5,486,203 km (0.032 R)
• M8: 7,528,064 km (0.047 R)
• M9: 9,158,382 km (0.085 R)
• M10: 10,666,777 km (0.04 R)
• M11: 12,573,851 km (0.112 R)
• M12: 13,507,491 km (0.097 R)
• M13: 15,847,202 km (0.078 R)
• M14: 18,947,468 km (0.081 R)
• M15: 20,774,507 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.3

Radius: 11

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.15 AU - 4.35 AU

Year: 5013 Days

Day: 14.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 19,400,418 km

• M1: 138,079 km (0.107 R)
• M2: 538,552 km (0.116 R)
• M3: 1,158,486 km (0.045 R)
• M4: 1,573,470 km (0.098 R)
• M5: 2,177,397 km (0.087 R)
• M6: 2,914,615 km (0.119 R)
• M7: 3,298,184 km (0.097 R)
• M8: 4,504,541 km (0.113 R)
• M9: 6,089,830 km (0.105 R)
• M10: 6,469,210 km (0.07 R)
• M11: 6,835,426 km (0.103 R)
• M12: 7,923,002 km (0.111 R)
• M13: 9,949,605 km (0.11 R)
• M14: 10,324,647 km (0.102 R)
• M15: 11,142,947 km (0.077 R)
• M16: 12,172,779 km (0.084 R)
• M17: 13,220,113 km (0.112 R)
• M18: 13,628,067 km (0.052 R)
• M19: 14,564,549 km (0.071 R)
• M20: 16,409,690 km (0.077 R)
• M21: 19,375,019 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.5

Radius: 13.3

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.22 AU - 5.16 AU

Year: 5920 Days

Day: 13.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,400,418 km

• M1: 165,455 km (0.09 R)
• M2: 580,589 km (0.12 R)
• M3: 1,469,949 km (0.071 R)
• M4: 2,108,283 km (0.083 R)
• M5: 2,868,689 km (0.11 R)
• M6: 4,937,029 km (0.112 R)
• M7: 6,792,043 km (0.072 R)
• M8: 9,862,838 km (0.113 R)
• M9: 10,648,825 km (0.105 R)
• M10: 13,703,913 km (0.032 R)
• M11: 15,219,938 km (0.111 R)
• M12: 17,433,537 km (0.084 R)
• M13: 17,968,350 km (0.108 R)
• M14: 19,140,898 km (0.104 R)
• M15: 21,258,306 km (0.085 R)
• M16: 24,762,786 km (0.118 R)
• M17: 25,268,726 km (0.066 R)
• M18: 26,916,696 km (0.076 R)
• M19: 33,918,176 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.8

Radius: 7.8

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5.73 AU - 6.21 AU

Year: 10069 Days

Day: 23.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,400,418 km

• M1: 98,735 km (0.091 R)
• M2: 428,448 km (0.097 R)
• M3: 889,659 km (0.087 R)
• M4: 1,417,739 km (0.11 R)
• M5: 2,101,102 km (0.115 R)
• M6: 2,354,222 km (0.116 R)
• M7: 2,642,646 km (0.11 R)
• M8: 3,671,880 km (0.119 R)
• M9: 6,007,402 km (0.064 R)
• M10: 7,005,967 km (0.038 R)
• M11: 7,332,091 km (0.104 R)
• M12: 7,919,262 km (0.037 R)
• M13: 8,208,136 km (0.109 R)
• M14: 11,951,673 km (0.116 R)
• M15: 12,808,420 km (0.076 R)
• M16: 14,263,259 km (0.079 R)
• M17: 14,595,666 km (0.049 R)
• M18: 15,030,547 km (0.048 R)
• M19: 18,940,886 km (0.084 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 11,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit