🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.6

Radius: 13.1

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.92 AU - 0.94 AU

Year: 598 Days

Day: 5 Hours

Environment

Temp: -172 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,342,879 km

• M1: 162,912 km (0.105 R)
• M2: 623,374 km (0.06 R)
• M3: 1,113,756 km (0.049 R)
• M4: 1,625,830 km (0.115 R)
• M5: 2,168,720 km (0.1 R)
• M6: 2,799,575 km (0.034 R)
• M7: 3,329,899 km (0.108 R)
• M8: 3,967,635 km (0.091 R)
• M9: 4,402,965 km (0.07 R)
• M10: 5,028,134 km (0.12 R)
• M11: 5,488,447 km (0.081 R)
• M12: 5,905,526 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.5

Radius: 13.4

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.03 AU - 2.03 AU

Year: 1929 Days

Day: 11.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 135.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,342,879 km

• M1: 166,652 km (0.098 R)
• M2: 820,096 km (0.069 R)
• M3: 1,243,009 km (0.107 R)
• M4: 2,346,742 km (0.11 R)
• M5: 3,286,665 km (0.113 R)
• M6: 3,879,671 km (0.09 R)
• M7: 4,503,644 km (0.117 R)
• M8: 4,998,813 km (0.103 R)
• M9: 6,629,430 km (0.05 R)
• M10: 7,300,226 km (0.095 R)
• M11: 8,715,422 km (0.103 R)
• M12: 9,959,777 km (0.041 R)
• M13: 10,517,927 km (0.098 R)
• M14: 12,880,825 km (0.102 R)
• M15: 14,317,264 km (0.065 R)
• M16: 15,302,067 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.9

Radius: 9.1

Gravity: 9.48 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.41 AU - 3.65 AU

Year: 4423 Days

Day: 5.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,342,879 km

• M1: 113,994 km (0.098 R)
• M2: 401,371 km (0.077 R)
• M3: 696,827 km (0.025 R)
• M4: 1,037,012 km (0.106 R)
• M5: 1,356,703 km (0.111 R)
• M6: 3,716,909 km (0.075 R)
• M7: 4,214,770 km (0.105 R)
• M8: 4,554,358 km (0.101 R)
• M9: 5,261,357 km (0.048 R)
• M10: 6,009,496 km (0.079 R)
• M11: 7,092,585 km (0.077 R)
• M12: 7,469,422 km (0.092 R)
• M13: 8,642,419 km (0.104 R)
• M14: 9,435,287 km (0.035 R)
• M15: 9,765,749 km (0.114 R)
• M16: 13,097,742 km (0.106 R)
• M17: 13,771,082 km (0.05 R)
• M18: 14,196,688 km (0.055 R)
• M19: 14,576,368 km (0.056 R)
• M20: 15,756,097 km (0.11 R)
• M21: 16,280,736 km (0.067 R)
• M22: 17,426,506 km (0.069 R)
• M23: 18,113,909 km (0.11 R)
• M24: 21,256,361 km (0.112 R)
• M25: 21,610,759 km (0.085 R)
• M26: 22,845,091 km (0.077 R)
• M27: 23,142,342 km (0.072 R)
• M28: 26,501,712 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.8

Radius: 13.7

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.77 AU - 4.33 AU

Year: 4460 Days

Day: 6.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,342,879 km

• M1: 170,392 km (0.12 R)
• M2: 945,907 km (0.07 R)
• M3: 2,965,030 km (0.115 R)
• M4: 3,657,967 km (0.111 R)
• M5: 5,319,551 km (0.075 R)
• M6: 5,830,577 km (0.079 R)
• M7: 6,430,764 km (0.084 R)
• M8: 7,723,289 km (0.092 R)
• M9: 10,738,584 km (0.086 R)
• M10: 11,684,940 km (0.075 R)
• M11: 16,618,827 km (0.096 R)
• M12: 18,512,886 km (0.028 R)
• M13: 19,631,878 km (0.057 R)
• M14: 20,546,968 km (0.092 R)
• M15: 21,172,587 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.4

Radius: 13.1

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.04 AU - 4.48 AU

Year: 4862 Days

Day: 7.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,342,879 km

• M1: 163,810 km (0.057 R)
• M2: 594,352 km (0.116 R)
• M3: 1,330,523 km (0.046 R)
• M4: 1,846,337 km (0.047 R)
• M5: 4,002,341 km (0.09 R)
• M6: 4,466,394 km (0.113 R)
• M7: 6,351,477 km (0.109 R)
• M8: 9,343,434 km (0.088 R)
• M9: 11,034,489 km (0.071 R)
• M10: 11,625,699 km (0.06 R)
• M11: 13,785,145 km (0.096 R)
• M12: 14,687,070 km (0.114 R)
• M13: 17,325,378 km (0.11 R)
• M14: 20,808,615 km (0.06 R)
• M15: 24,965,341 km (0.097 R)
• M16: 26,144,921 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.4

Radius: 8

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.11 AU - 7.23 AU

Year: 10220 Days

Day: 17.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,342,879 km

• M1: 100,530 km (0.104 R)
• M2: 453,431 km (0.109 R)
• M3: 1,015,919 km (0.079 R)
• M4: 1,288,038 km (0.109 R)
• M5: 3,370,739 km (0.105 R)
• M6: 3,644,653 km (0.078 R)
• M7: 7,853,589 km (0.049 R)
• M8: 9,267,139 km (0.065 R)
• M9: 11,004,270 km (0.115 R)
• M10: 12,530,318 km (0.101 R)
• M11: 13,685,512 km (0.118 R)
• M12: 16,136,075 km (0.075 R)
• M13: 19,177,400 km (0.057 R)
• M14: 21,208,191 km (0.086 R)
• M15: 25,123,466 km (0.079 R)
• M16: 29,705,200 km (0.083 R)
• M17: 31,094,366 km (0.096 R)
• M18: 34,697,730 km (0.08 R)
• M19: 35,521,416 km (0.105 R)
• M20: 36,478,693 km (0.08 R)
• M21: 37,576,143 km (0.114 R)
• M22: 38,195,179 km (0.118 R)
• M23: 39,581,053 km (0.026 R)
• M24: 41,656,425 km (0.109 R)
• M25: 49,195,260 km (0.043 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: 433 - 17,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit