🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.6

Radius: 8

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.43 AU - 0.63 AU

Year: 266 Days

Day: 9.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 87,200,013 km

• M1: 99,632 km (0.088 R)
• M2: 368,759 km (0.113 R)
• M3: 624,571 km (0.096 R)
• M4: 933,192 km (0.09 R)
• M5: 1,573,919 km (0.119 R)
• M6: 1,850,974 km (0.114 R)
• M7: 2,115,314 km (0.06 R)
• M8: 2,438,146 km (0.03 R)
• M9: 2,941,393 km (0.09 R)
• M10: 3,386,297 km (0.084 R)
• M11: 3,696,264 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.3

Radius: 11.2

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.43 AU - 0.63 AU

Year: 266 Days

Day: 5.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 87,200,013 km

• M1: 139,276 km (0.113 R)
• M2: 528,230 km (0.088 R)
• M3: 1,143,377 km (0.113 R)
• M4: 1,533,827 km (0.114 R)
• M5: 1,954,496 km (0.082 R)
• M6: 2,332,829 km (0.099 R)
• M7: 2,722,681 km (0.038 R)
• M8: 3,074,087 km (0.109 R)
• M9: 3,845,862 km (0.11 R)
• M10: 4,472,827 km (0.12 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.6

Radius: 6.8

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.13 AU - 7.33 AU

Year: 10734 Days

Day: 16.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,200,013 km

• M1: 84,523 km (0.108 R)
• M2: 379,380 km (0.111 R)
• M3: 1,018,761 km (0.092 R)
• M4: 1,374,206 km (0.098 R)
• M5: 1,595,162 km (0.095 R)
• M6: 2,555,431 km (0.072 R)
• M7: 3,373,432 km (0.105 R)
• M8: 3,705,988 km (0.094 R)
• M9: 5,874,260 km (0.109 R)
• M10: 6,112,120 km (0.096 R)
• M11: 7,321,769 km (0.046 R)
• M12: 7,717,904 km (0.093 R)
• M13: 8,169,989 km (0.102 R)
• M14: 8,466,791 km (0.113 R)
• M15: 8,992,328 km (0.116 R)
• M16: 10,699,988 km (0.06 R)
• M17: 12,612,896 km (0.119 R)
• M18: 13,590,967 km (0.076 R)
• M19: 16,964,249 km (0.087 R)
• M20: 17,308,623 km (0.109 R)
• M21: 18,226,107 km (0.09 R)
• M22: 22,386,125 km (0.095 R)
• M23: 22,800,660 km (0.062 R)
• M24: 23,730,710 km (0.088 R)
• M25: 25,575,850 km (0.08 R)
• M26: 26,672,104 km (0.047 R)
• M27: 35,573,476 km (0.099 R)
• M28: 37,867,410 km (0.11 R)
• M29: 38,811,971 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.7

Radius: 5.4

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.26 AU - 7.32 AU

Year: 10889 Days

Day: 23.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,200,013 km

• M1: 70,760 km (0.082 R)
• M2: 244,293 km (0.1 R)
• M3: 560,094 km (0.105 R)
• M4: 1,992,644 km (0.109 R)
• M5: 2,199,238 km (0.118 R)
• M6: 2,377,559 km (0.108 R)
• M7: 2,595,373 km (0.103 R)
• M8: 3,105,053 km (0.094 R)
• M9: 3,736,057 km (0.12 R)
• M10: 4,278,499 km (0.098 R)
• M11: 4,735,521 km (0.118 R)
• M12: 5,057,904 km (0.111 R)
• M13: 6,384,987 km (0.047 R)
• M14: 8,482,798 km (0.103 R)
• M15: 9,851,618 km (0.079 R)
• M16: 12,797,948 km (0.042 R)
• M17: 12,974,623 km (0.111 R)
• M18: 15,621,309 km (0.107 R)
• M19: 18,947,917 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.4

Radius: 4.5

Gravity: 41.6 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.31 AU - 11.63 AU

Year: 20116 Days

Day: 19.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,200,013 km

• M1: 55,950 km (0.051 R)
• M2: 524,939 km (0.1 R)
• M3: 880,084 km (0.089 R)
• M4: 1,172,399 km (0.072 R)
• M5: 1,738,178 km (0.097 R)
• M6: 2,837,423 km (0.101 R)
• M7: 3,075,732 km (0.105 R)
• M8: 3,653,180 km (0.062 R)
• M9: 4,472,827 km (0.101 R)
• M10: 5,211,691 km (0.097 R)
• M11: 5,943,224 km (0.112 R)
• M12: 6,245,562 km (0.059 R)
• M13: 8,278,297 km (0.068 R)
• M14: 9,213,434 km (0.111 R)
• M15: 9,914,599 km (0.064 R)
• M16: 12,025,275 km (0.059 R)
• M17: 12,648,949 km (0.12 R)
• M18: 14,962,779 km (0.044 R)
• M19: 15,200,640 km (0.064 R)
• M20: 15,602,759 km (0.068 R)
• M21: 18,801,161 km (0.041 R)
• M22: 22,514,180 km (0.113 R)
• M23: 22,722,121 km (0.109 R)
• M24: 27,037,721 km (0.099 R)
• M25: 27,746,665 km (0.113 R)
• M26: 31,608,235 km (0.075 R)
• M27: 34,143,769 km (0.047 R)
• M28: 40,682,692 km (0.104 R)
• M29: 41,146,146 km (0.106 R)
• M30: 42,557,453 km (0.034 R)
• M31: 44,489,060 km (0.11 R)
• M32: 45,975,614 km (0.048 R)
• M33: 49,924,250 km (0.117 R)
• M34: 53,351,837 km (0.085 R)
• M35: 54,279,194 km (0.06 R)
• M36: 66,687,140 km (0.08 R)
• M37: 80,128,659 km (0.085 R)
• M38: 80,370,708 km (0.052 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.3

Radius: 7.1

Gravity: 15.22 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.85 AU - 10.97 AU

Year: 23184 Days

Day: 24.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,200,013 km

• M1: 88,412 km (0.097 R)
• M2: 312,360 km (0.085 R)
• M3: 604,824 km (0.062 R)
• M4: 860,936 km (0.112 R)
• M5: 1,148,164 km (0.045 R)
• M6: 2,062,655 km (0.095 R)
• M7: 2,584,303 km (0.094 R)
• M8: 3,190,474 km (0.053 R)
• M9: 4,018,648 km (0.091 R)
• M10: 4,394,288 km (0.084 R)
• M11: 6,048,242 km (0.112 R)
• M12: 7,160,203 km (0.085 R)
• M13: 8,512,268 km (0.113 R)
• M14: 8,903,467 km (0.116 R)
• M15: 11,174,512 km (0.111 R)
• M16: 14,502,616 km (0.094 R)
• M17: 15,304,760 km (0.064 R)
• M18: 17,617,842 km (0.115 R)
• M19: 20,849,455 km (0.073 R)
• M20: 23,681,642 km (0.104 R)
• M21: 24,679,909 km (0.09 R)
• M22: 28,580,972 km (0.1 R)
• M23: 29,331,954 km (0.112 R)
• M24: 36,985,680 km (0.091 R)
• M25: 41,110,093 km (0.088 R)
• M26: 41,746,183 km (0.095 R)
• M27: 49,002,877 km (0.062 R)
• M28: 49,538,437 km (0.106 R)
• M29: 58,047,115 km (0.091 R)
• M30: 64,016,968 km (0.059 R)
• M31: 65,516,986 km (0.071 R)
• M32: 66,384,504 km (0.081 R)
• M33: 67,259,651 km (0.087 R)
• M34: 73,602,601 km (0.045 R)
• M35: 75,485,440 km (0.116 R)
• M36: 79,838,888 km (0.049 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 12,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit