🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.8

Radius: 13.3

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.75 AU - 2.93 AU

Year: 3364 Days

Day: 10 Hours

Environment

Temp: -219 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,041,043 km

• M1: 165,605 km (0.1 R)
• M2: 584,030 km (0.1 R)
• M3: 1,383,032 km (0.084 R)
• M4: 1,842,447 km (0.118 R)
• M5: 2,575,028 km (0.09 R)
• M6: 3,045,513 km (0.087 R)
• M7: 3,694,768 km (0.055 R)
• M8: 4,388,603 km (0.119 R)
• M9: 4,890,205 km (0.101 R)
• M10: 6,599,061 km (0.033 R)
• M11: 7,066,704 km (0.103 R)
• M12: 7,895,327 km (0.084 R)
• M13: 8,531,267 km (0.111 R)
• M14: 9,316,357 km (0.113 R)
• M15: 10,271,839 km (0.072 R)
• M16: 11,512,454 km (0.099 R)
• M17: 13,582,290 km (0.034 R)
• M18: 14,136,251 km (0.059 R)
• M19: 17,963,114 km (0.114 R)
• M20: 21,201,459 km (0.082 R)
• M21: 22,154,397 km (0.085 R)
• M22: 24,587,457 km (0.089 R)
• M23: 25,034,755 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.2

Radius: 9.6

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.36 AU - 4.5 AU

Year: 5476 Days

Day: 6.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,041,043 km

• M1: 119,379 km (0.097 R)
• M2: 900,729 km (0.07 R)
• M3: 1,316,611 km (0.1 R)
• M4: 2,016,131 km (0.082 R)
• M5: 2,404,038 km (0.087 R)
• M6: 3,506,873 km (0.054 R)
• M7: 4,364,518 km (0.116 R)
• M8: 4,671,642 km (0.109 R)
• M9: 6,193,053 km (0.092 R)
• M10: 8,338,885 km (0.103 R)
• M11: 9,038,703 km (0.041 R)
• M12: 10,430,113 km (0.076 R)
• M13: 11,552,396 km (0.059 R)
• M14: 14,866,139 km (0.087 R)
• M15: 16,912,039 km (0.115 R)
• M16: 19,517,585 km (0.057 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.2

Radius: 5.3

Gravity: 28.31 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.16 AU - 8.92 AU

Year: 16025 Days

Day: 21 Hours

Environment

Temp: -230 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,041,043 km

• M1: 66,272 km (0.104 R)
• M2: 263,292 km (0.081 R)
• M3: 642,523 km (0.051 R)
• M4: 1,437,636 km (0.087 R)
• M5: 1,964,220 km (0.054 R)
• M6: 2,475,695 km (0.101 R)
• M7: 4,091,502 km (0.077 R)
• M8: 7,640,262 km (0.102 R)
• M9: 8,784,686 km (0.099 R)
• M10: 9,047,829 km (0.077 R)
• M11: 12,964,151 km (0.12 R)
• M12: 13,722,613 km (0.116 R)
• M13: 14,510,395 km (0.115 R)
• M14: 17,381,178 km (0.074 R)
• M15: 27,431,462 km (0.086 R)
• M16: 30,679,531 km (0.038 R)
• M17: 31,899,053 km (0.073 R)
• M18: 58,783,287 km (0.09 R)
• M19: 61,614,875 km (0.103 R)
• M20: 64,338,454 km (0.069 R)
• M21: 68,366,975 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.4

Radius: 7.7

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 6.95 AU - 9.97 AU

Year: 17297 Days

Day: 17.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,041,043 km

• M1: 102,923 km (0.095 R)
• M2: 374,593 km (0.087 R)
• M3: 803,640 km (0.101 R)
• M4: 1,450,351 km (0.054 R)
• M5: 1,860,399 km (0.097 R)
• M6: 2,212,253 km (0.103 R)
• M7: 3,290,106 km (0.091 R)
• M8: 3,673,077 km (0.037 R)
• M9: 3,944,597 km (0.08 R)
• M10: 5,168,307 km (0.117 R)
• M11: 5,686,664 km (0.042 R)
• M12: 6,746,565 km (0.12 R)
• M13: 8,067,514 km (0.109 R)
• M14: 8,528,275 km (0.074 R)
• M15: 9,401,628 km (0.079 R)
• M16: 12,020,787 km (0.12 R)
• M17: 14,478,680 km (0.068 R)
• M18: 15,021,421 km (0.094 R)
• M19: 20,702,101 km (0.079 R)
• M20: 23,548,799 km (0.057 R)
• M21: 23,828,398 km (0.106 R)
• M22: 33,753,768 km (0.093 R)
• M23: 37,676,224 km (0.09 R)
• M24: 47,294,170 km (0.077 R)
• M25: 49,701,200 km (0.091 R)
• M26: 52,030,887 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.4

Radius: 6.9

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.52 AU - 11.88 AU

Year: 21236 Days

Day: 21 Hours

Environment

Temp: -239 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,041,043 km

• M1: 85,869 km (0.103 R)
• M2: 442,211 km (0.1 R)
• M3: 677,678 km (0.113 R)
• M4: 1,052,720 km (0.111 R)
• M5: 1,301,202 km (0.117 R)
• M6: 1,531,134 km (0.053 R)
• M7: 1,756,578 km (0.032 R)
• M8: 2,164,083 km (0.104 R)
• M9: 2,429,918 km (0.102 R)
• M10: 3,361,315 km (0.102 R)
• M11: 4,018,199 km (0.091 R)
• M12: 5,377,295 km (0.108 R)
• M13: 6,580,212 km (0.068 R)
• M14: 10,381,045 km (0.106 R)
• M15: 11,140,703 km (0.047 R)
• M16: 13,201,115 km (0.105 R)
• M17: 15,227,418 km (0.113 R)
• M18: 18,136,498 km (0.046 R)
• M19: 18,368,674 km (0.058 R)
• M20: 20,049,107 km (0.102 R)
• M21: 20,297,289 km (0.094 R)
• M22: 26,191,296 km (0.075 R)
• M23: 28,523,228 km (0.105 R)
• M24: 30,224,754 km (0.119 R)
• M25: 31,992,851 km (0.119 R)
• M26: 33,595,493 km (0.086 R)
• M27: 35,250,943 km (0.063 R)
• M28: 41,473,317 km (0.111 R)
• M29: 47,650,811 km (0.081 R)
• M30: 48,985,673 km (0.098 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 10,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit