🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.63 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.1

Radius: 11.2

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.07 AU - 6.43 AU

Year: 4329 Days

Day: 11.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,209,504 km

• M1: 139,874 km (0.076 R)
• M2: 539,600 km (0.07 R)
• M3: 1,025,942 km (0.084 R)
• M4: 1,837,211 km (0.1 R)
• M5: 2,495,292 km (0.074 R)
• M6: 3,571,500 km (0.102 R)
• M7: 4,106,013 km (0.066 R)
• M8: 5,361,887 km (0.092 R)
• M9: 6,008,449 km (0.034 R)
• M10: 7,392,528 km (0.102 R)
• M11: 8,056,593 km (0.111 R)
• M12: 8,473,822 km (0.117 R)
• M13: 9,126,667 km (0.091 R)
• M14: 10,739,332 km (0.076 R)
• M15: 14,470,153 km (0.063 R)
• M16: 15,192,561 km (0.076 R)
• M17: 18,987,261 km (0.12 R)
• M18: 22,609,474 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.4

Radius: 8.2

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.96 AU - 8.86 AU

Year: 8777 Days

Day: 14.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,209,504 km

• M1: 104,419 km (0.058 R)
• M2: 491,130 km (0.044 R)
• M3: 830,418 km (0.09 R)
• M4: 1,724,863 km (0.119 R)
• M5: 2,094,819 km (0.111 R)
• M6: 2,785,812 km (0.092 R)
• M7: 3,554,445 km (0.119 R)
• M8: 6,641,397 km (0.071 R)
• M9: 7,444,888 km (0.06 R)
• M10: 9,370,511 km (0.106 R)
• M11: 12,102,917 km (0.08 R)
• M12: 13,514,522 km (0.083 R)
• M13: 16,786,227 km (0.083 R)
• M14: 18,604,889 km (0.089 R)
• M15: 23,403,988 km (0.105 R)
• M16: 26,938,986 km (0.039 R)
• M17: 27,897,310 km (0.102 R)
• M18: 29,059,087 km (0.106 R)
• M19: 29,331,655 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.9

Radius: 10.8

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 9.25 AU - 13.45 AU

Year: 13761 Days

Day: 11.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,209,504 km

• M1: 134,339 km (0.116 R)
• M2: 470,336 km (0.072 R)
• M3: 1,076,955 km (0.081 R)
• M4: 1,636,451 km (0.107 R)
• M5: 2,048,743 km (0.095 R)
• M6: 2,964,282 km (0.109 R)
• M7: 6,828,245 km (0.076 R)
• M8: 8,843,329 km (0.066 R)
• M9: 9,740,018 km (0.084 R)
• M10: 10,126,429 km (0.119 R)
• M11: 11,713,812 km (0.095 R)
• M12: 16,592,199 km (0.093 R)
• M13: 17,954,138 km (0.101 R)
• M14: 20,179,107 km (0.109 R)
• M15: 20,627,153 km (0.077 R)
• M16: 21,265,637 km (0.064 R)
• M17: 23,555,082 km (0.096 R)
• M18: 28,171,074 km (0.037 R)
• M19: 29,527,478 km (0.105 R)
• M20: 30,455,583 km (0.111 R)
• M21: 32,005,118 km (0.1 R)
• M22: 33,731,926 km (0.051 R)
• M23: 44,655,563 km (0.101 R)
• M24: 47,279,958 km (0.113 R)
• M25: 48,710,114 km (0.075 R)
• M26: 51,157,385 km (0.112 R)
• M27: 53,857,178 km (0.055 R)
• M28: 58,625,910 km (0.116 R)
• M29: 63,668,854 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.6

Radius: 14.6

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 9.98 AU - 13.84 AU

Year: 14792 Days

Day: 10.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,209,504 km

• M1: 225,594 km (0.098 R)
• M2: 746,942 km (0.063 R)
• M3: 1,493,585 km (0.088 R)
• M4: 2,045,302 km (0.105 R)
• M5: 4,126,059 km (0.094 R)
• M6: 5,512,981 km (0.113 R)
• M7: 6,531,443 km (0.105 R)
• M8: 8,360,726 km (0.116 R)
• M9: 9,140,729 km (0.114 R)
• M10: 13,923,971 km (0.089 R)
• M11: 14,534,032 km (0.06 R)
• M12: 16,249,022 km (0.1 R)
• M13: 19,401,497 km (0.06 R)
• M14: 20,163,549 km (0.1 R)
• M15: 20,769,869 km (0.047 R)
• M16: 21,567,226 km (0.112 R)
• M17: 24,765,479 km (0.104 R)
• M18: 28,052,892 km (0.087 R)
• M19: 28,918,316 km (0.061 R)
• M20: 32,322,415 km (0.1 R)
• M21: 39,108,324 km (0.06 R)
• M22: 41,011,359 km (0.116 R)
• M23: 42,126,012 km (0.104 R)
• M24: 46,637,286 km (0.101 R)
• M25: 50,502,296 km (0.11 R)
• M26: 55,247,541 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.2

Radius: 8

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 12.52 AU - 18.46 AU

Year: 21941 Days

Day: 18.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,209,504 km

• M1: 219,011 km (0.041 R)
• M2: 1,473,090 km (0.04 R)
• M3: 3,413,225 km (0.064 R)
• M4: 3,774,504 km (0.102 R)
• M5: 4,573,656 km (0.104 R)
• M6: 4,975,775 km (0.046 R)
• M7: 6,594,424 km (0.088 R)
• M8: 7,448,777 km (0.093 R)
• M9: 7,698,755 km (0.091 R)
• M10: 12,713,874 km (0.112 R)
• M11: 15,848,249 km (0.106 R)
• M12: 17,113,248 km (0.1 R)
• M13: 17,903,724 km (0.091 R)
• M14: 18,810,436 km (0.053 R)
• M15: 19,368,885 km (0.033 R)
• M16: 24,681,704 km (0.039 R)
• M17: 42,355,047 km (0.1 R)
• M18: 42,832,713 km (0.064 R)
• M19: 46,785,088 km (0.045 R)
• M20: 48,327,891 km (0.115 R)
• M21: 53,159,155 km (0.11 R)
• M22: 54,087,858 km (0.101 R)
• M23: 60,893,813 km (0.09 R)
• M24: 66,948,039 km (0.07 R)
• M25: 72,479,121 km (0.089 R)
• M26: 73,620,852 km (0.116 R)
• M27: 76,174,488 km (0.111 R)
• M28: 79,751,074 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.9

Radius: 4.1

Gravity: 34.02 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 11.83 AU - 19.15 AU

Year: 21941 Days

Day: 15.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 76,209,504 km

• M1: 78,240 km (0.063 R)
• M2: 210,634 km (0.044 R)
• M3: 660,325 km (0.102 R)
• M4: 1,064,838 km (0.104 R)
• M5: 1,758,972 km (0.068 R)
• M6: 2,026,154 km (0.086 R)
• M7: 2,341,805 km (0.083 R)
• M8: 3,487,126 km (0.11 R)
• M9: 4,925,061 km (0.096 R)
• M10: 5,147,812 km (0.08 R)
• M11: 5,653,154 km (0.04 R)
• M12: 6,363,145 km (0.108 R)
• M13: 6,991,008 km (0.107 R)
• M14: 7,609,894 km (0.092 R)
• M15: 8,793,363 km (0.111 R)
• M16: 11,453,512 km (0.096 R)
• M17: 14,080,900 km (0.07 R)
• M18: 14,453,997 km (0.049 R)
• M19: 14,605,091 km (0.055 R)
• M20: 14,910,420 km (0.041 R)
• M21: 24,637,124 km (0.042 R)
• M22: 29,799,896 km (0.088 R)
• M23: 35,501,519 km (0.113 R)
• M24: 37,885,960 km (0.088 R)
• M25: 39,631,917 km (0.06 R)
• M26: 40,674,763 km (0.082 R)
• M27: 41,430,831 km (0.077 R)
• M28: 45,190,375 km (0.112 R)
• M29: 46,656,883 km (0.098 R)
• M30: 48,661,195 km (0.119 R)
• M31: 53,019,729 km (0.055 R)
• M32: 53,379,213 km (0.057 R)
• M33: 57,252,900 km (0.077 R)
• M34: 57,631,233 km (0.082 R)
• M35: 59,161,470 km (0.084 R)
• M36: 63,711,639 km (0.071 R)
• M37: 64,117,947 km (0.088 R)
• M38: 66,592,445 km (0.052 R)
• M39: 68,276,917 km (0.113 R)
• M40: 74,396,218 km (0.059 R)
• M41: 74,621,363 km (0.105 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 17,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit