🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333

Radius: 11.1

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.2 AU - 1.26 AU

Year: 925 Days

Day: 13.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,888,326 km

• M1: 138,228 km (0.1 R)
• M2: 648,507 km (0.119 R)
• M3: 996,471 km (0.09 R)
• M4: 1,555,070 km (0.091 R)
• M5: 2,415,407 km (0.113 R)
• M6: 2,848,044 km (0.119 R)
• M7: 4,162,112 km (0.092 R)
• M8: 4,788,179 km (0.108 R)
• M9: 6,712,307 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.8

Radius: 13.4

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.43 AU - 1.89 AU

Year: 1451 Days

Day: 14.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,888,326 km

• M1: 167,250 km (0.089 R)
• M2: 676,482 km (0.064 R)
• M3: 1,313,918 km (0.067 R)
• M4: 2,120,400 km (0.077 R)
• M5: 2,807,802 km (0.068 R)
• M6: 3,236,849 km (0.077 R)
• M7: 4,260,996 km (0.029 R)
• M8: 5,910,163 km (0.108 R)
• M9: 6,922,941 km (0.1 R)
• M10: 7,951,875 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.4

Radius: 11.2

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.04 AU - 4.2 AU

Year: 4671 Days

Day: 11.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 114.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,888,326 km

• M1: 139,276 km (0.102 R)
• M2: 559,047 km (0.044 R)
• M3: 954,135 km (0.105 R)
• M4: 1,321,996 km (0.106 R)
• M5: 1,942,080 km (0.106 R)
• M6: 2,412,415 km (0.109 R)
• M7: 3,228,172 km (0.059 R)
• M8: 4,338,488 km (0.031 R)
• M9: 4,861,033 km (0.059 R)
• M10: 5,401,830 km (0.081 R)
• M11: 6,262,316 km (0.067 R)
• M12: 6,848,441 km (0.033 R)
• M13: 7,441,746 km (0.107 R)
• M14: 7,856,132 km (0.105 R)
• M15: 8,348,608 km (0.101 R)
• M16: 8,796,355 km (0.108 R)
• M17: 9,635,599 km (0.105 R)
• M18: 11,434,812 km (0.064 R)
• M19: 12,558,292 km (0.113 R)
• M20: 15,117,314 km (0.116 R)
• M21: 16,618,977 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.5

Radius: 8.6

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.66 AU - 5.1 AU

Year: 6217 Days

Day: 14.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,888,326 km

• M1: 107,112 km (0.083 R)
• M2: 469,737 km (0.096 R)
• M3: 874,400 km (0.115 R)
• M4: 1,142,629 km (0.102 R)
• M5: 1,491,640 km (0.059 R)
• M6: 1,795,773 km (0.12 R)
• M7: 2,339,561 km (0.104 R)
• M8: 2,734,799 km (0.117 R)
• M9: 4,245,588 km (0.1 R)
• M10: 4,697,224 km (0.072 R)
• M11: 5,180,425 km (0.106 R)
• M12: 6,347,138 km (0.07 R)
• M13: 7,082,562 km (0.093 R)
• M14: 7,873,785 km (0.098 R)
• M15: 8,890,901 km (0.08 R)
• M16: 10,987,365 km (0.097 R)
• M17: 12,627,257 km (0.118 R)
• M18: 16,384,856 km (0.104 R)
• M19: 19,290,945 km (0.09 R)
• M20: 20,012,904 km (0.049 R)
• M21: 23,405,484 km (0.065 R)
• M22: 23,978,295 km (0.045 R)
• M23: 24,897,424 km (0.111 R)
• M24: 25,237,460 km (0.112 R)
• M25: 27,162,934 km (0.118 R)
• M26: 28,069,796 km (0.116 R)
• M27: 30,716,183 km (0.062 R)
• M28: 33,421,511 km (0.113 R)
• M29: 35,739,978 km (0.106 R)
• M30: 36,064,307 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.8

Radius: 6.3

Gravity: 14.26 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.95 AU - 7.79 AU

Year: 12213 Days

Day: 16.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 61 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,888,326 km

• M1: 78,389 km (0.109 R)
• M2: 458,817 km (0.049 R)
• M3: 735,722 km (0.074 R)
• M4: 1,033,123 km (0.044 R)
• M5: 1,463,666 km (0.119 R)
• M6: 1,759,570 km (0.078 R)
• M7: 2,316,074 km (0.09 R)
• M8: 3,640,464 km (0.089 R)
• M9: 5,788,091 km (0.054 R)
• M10: 6,114,663 km (0.069 R)
• M11: 7,209,570 km (0.08 R)
• M12: 7,935,120 km (0.105 R)
• M13: 8,568,068 km (0.082 R)
• M14: 10,402,886 km (0.099 R)
• M15: 11,216,250 km (0.114 R)
• M16: 14,829,039 km (0.052 R)
• M17: 18,209,950 km (0.067 R)
• M18: 19,148,976 km (0.07 R)
• M19: 24,520,138 km (0.09 R)
• M20: 29,415,130 km (0.08 R)
• M21: 29,948,596 km (0.081 R)
• M22: 30,597,103 km (0.099 R)
• M23: 30,924,872 km (0.053 R)
• M24: 31,476,290 km (0.103 R)
• M25: 41,082,118 km (0.096 R)
• M26: 47,486,852 km (0.082 R)
• M27: 47,779,466 km (0.086 R)
• M28: 48,813,187 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.1

Radius: 4.8

Gravity: 39.46 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.75 AU - 8.89 AU

Year: 16277 Days

Day: 24.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,888,326 km

• M1: 60,886 km (0.116 R)
• M2: 246,986 km (0.1 R)
• M3: 513,420 km (0.087 R)
• M4: 677,978 km (0.046 R)
• M5: 1,781,411 km (0.117 R)
• M6: 2,559,769 km (0.102 R)
• M7: 2,773,245 km (0.079 R)
• M8: 3,102,660 km (0.111 R)
• M9: 3,290,555 km (0.109 R)
• M10: 3,514,503 km (0.099 R)
• M11: 5,532,877 km (0.034 R)
• M12: 7,914,326 km (0.084 R)
• M13: 8,523,488 km (0.057 R)
• M14: 9,777,418 km (0.089 R)
• M15: 10,007,350 km (0.095 R)
• M16: 10,598,261 km (0.109 R)
• M17: 10,902,244 km (0.107 R)
• M18: 11,719,796 km (0.087 R)
• M19: 15,712,115 km (0.05 R)
• M20: 17,925,565 km (0.12 R)
• M21: 20,997,707 km (0.096 R)
• M22: 23,365,841 km (0.112 R)
• M23: 24,614,086 km (0.096 R)
• M24: 28,391,282 km (0.083 R)
• M25: 29,931,991 km (0.116 R)
• M26: 30,539,059 km (0.046 R)
• M27: 31,154,505 km (0.11 R)
• M28: 33,308,415 km (0.078 R)
• M29: 34,223,355 km (0.086 R)
• M30: 35,289,539 km (0.099 R)
• M31: 39,195,390 km (0.072 R)
• M32: 42,764,646 km (0.089 R)
• M33: 45,899,768 km (0.085 R)
• M34: 49,690,429 km (0.112 R)
• M35: 51,574,913 km (0.105 R)
• M36: 53,151,824 km (0.108 R)
• M37: 60,936,897 km (0.114 R)
• M38: 72,670,008 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 19,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit