🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523

Radius: 10.2

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.64 AU - 1.96 AU

Year: 1698 Days

Day: 7.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,448,463 km

• M1: 127,757 km (0.082 R)
• M2: 562,787 km (0.11 R)
• M3: 1,004,101 km (0.114 R)
• M4: 1,730,698 km (0.1 R)
• M5: 2,187,121 km (0.083 R)
• M6: 2,590,736 km (0.083 R)
• M7: 2,957,700 km (0.092 R)
• M8: 3,696,863 km (0.112 R)
• M9: 5,388,067 km (0.086 R)
• M10: 6,319,762 km (0.097 R)
• M11: 6,736,392 km (0.064 R)
• M12: 7,119,063 km (0.1 R)
• M13: 7,984,338 km (0.111 R)
• M14: 8,442,406 km (0.116 R)
• M15: 9,039,751 km (0.103 R)
• M16: 9,442,917 km (0.077 R)
• M17: 10,622,496 km (0.09 R)
• M18: 11,533,697 km (0.111 R)
• M19: 12,157,071 km (0.094 R)
• M20: 13,193,186 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.6

Radius: 13.8

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.6 AU - 4.18 AU

Year: 4387 Days

Day: 14.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,448,463 km

• M1: 171,738 km (0.058 R)
• M2: 614,847 km (0.096 R)
• M3: 1,379,442 km (0.104 R)
• M4: 2,288,997 km (0.05 R)
• M5: 3,034,443 km (0.1 R)
• M6: 3,804,124 km (0.063 R)
• M7: 4,625,117 km (0.096 R)
• M8: 5,145,568 km (0.105 R)
• M9: 5,969,703 km (0.041 R)
• M10: 6,461,282 km (0.09 R)
• M11: 7,845,660 km (0.088 R)
• M12: 9,501,410 km (0.108 R)
• M13: 10,216,637 km (0.088 R)
• M14: 11,660,406 km (0.103 R)
• M15: 12,235,460 km (0.112 R)
• M16: 12,779,249 km (0.034 R)
• M17: 13,442,715 km (0.119 R)
• M18: 14,894,114 km (0.094 R)
• M19: 15,457,499 km (0.032 R)
• M20: 17,171,891 km (0.105 R)
• M21: 18,361,942 km (0.117 R)
• M22: 19,807,656 km (0.056 R)
• M23: 22,262,557 km (0.104 R)
• M24: 25,308,968 km (0.103 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.9

Radius: 4.5

Gravity: 24.19 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.84 AU - 8.52 AU

Year: 14961 Days

Day: 15.2 Hours

Environment

Temp: -241 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,448,463 km

• M1: 62,532 km (0.057 R)
• M2: 223,200 km (0.068 R)
• M3: 404,961 km (0.025 R)
• M4: 597,344 km (0.06 R)
• M5: 1,018,014 km (0.092 R)
• M6: 1,660,985 km (0.12 R)
• M7: 2,870,334 km (0.066 R)
• M8: 3,430,130 km (0.107 R)
• M9: 3,587,357 km (0.045 R)
• M10: 4,295,553 km (0.057 R)
• M11: 4,892,898 km (0.061 R)
• M12: 5,437,434 km (0.099 R)
• M13: 6,686,576 km (0.039 R)
• M14: 7,932,128 km (0.072 R)
• M15: 8,442,556 km (0.086 R)
• M16: 10,212,747 km (0.093 R)
• M17: 10,429,515 km (0.041 R)
• M18: 13,085,625 km (0.115 R)
• M19: 13,797,262 km (0.088 R)
• M20: 14,947,520 km (0.096 R)
• M21: 16,528,919 km (0.087 R)
• M22: 18,537,570 km (0.111 R)
• M23: 24,259,090 km (0.031 R)
• M24: 27,256,283 km (0.063 R)
• M25: 31,738,684 km (0.032 R)
• M26: 37,710,482 km (0.113 R)
• M27: 39,014,825 km (0.098 R)
• M28: 41,575,343 km (0.109 R)
• M29: 48,538,376 km (0.049 R)
• M30: 50,236,611 km (0.09 R)
• M31: 50,706,647 km (0.087 R)
• M32: 51,655,247 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.7

Radius: 6

Gravity: 22.21 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.66 AU - 11.22 AU

Year: 22029 Days

Day: 18.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 85,448,463 km

• M1: 74,649 km (0.063 R)
• M2: 280,047 km (0.084 R)
• M3: 923,168 km (0.119 R)
• M4: 1,182,571 km (0.109 R)
• M5: 1,408,614 km (0.11 R)
• M6: 2,092,874 km (0.082 R)
• M7: 2,872,130 km (0.108 R)
• M8: 3,059,725 km (0.077 R)
• M9: 3,926,495 km (0.072 R)
• M10: 4,469,536 km (0.064 R)
• M11: 4,759,307 km (0.028 R)
• M12: 5,217,226 km (0.099 R)
• M13: 7,150,629 km (0.111 R)
• M14: 7,396,867 km (0.111 R)
• M15: 11,004,569 km (0.04 R)
• M16: 11,200,841 km (0.094 R)
• M17: 11,940,902 km (0.06 R)
• M18: 14,434,250 km (0.084 R)
• M19: 17,079,140 km (0.079 R)
• M20: 17,608,567 km (0.081 R)
• M21: 21,422,116 km (0.108 R)
• M22: 21,934,339 km (0.109 R)
• M23: 22,877,105 km (0.075 R)
• M24: 23,520,376 km (0.096 R)
• M25: 25,982,607 km (0.092 R)
• M26: 29,107,557 km (0.063 R)
• M27: 29,989,885 km (0.103 R)
• M28: 32,474,257 km (0.097 R)
• M29: 36,671,076 km (0.114 R)
• M30: 49,421,452 km (0.079 R)
• M31: 49,956,563 km (0.096 R)
• M32: 52,504,813 km (0.108 R)
• M33: 53,248,464 km (0.093 R)
• M34: 54,377,180 km (0.076 R)
• M35: 70,758,746 km (0.051 R)
• M36: 72,122,330 km (0.108 R)
• M37: 79,447,839 km (0.107 R)
• M38: 80,427,854 km (0.136 R)
• M39: 81,168,065 km (0.071 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 12,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit