🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.8

Radius: 8.8

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.91 AU - 1.37 AU

Year: 786 Days

Day: 7 Hours

Environment

Temp: -167 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,166,698 km

• M1: 109,655 km (0.103 R)
• M2: 501,901 km (0.081 R)
• M3: 826,079 km (0.118 R)
• M4: 1,239,867 km (0.101 R)
• M5: 1,532,630 km (0.046 R)
• M6: 1,887,476 km (0.057 R)
• M7: 2,332,979 km (0.102 R)
• M8: 2,889,034 km (0.093 R)
• M9: 3,170,727 km (0.105 R)
• M10: 3,579,129 km (0.114 R)
• M11: 4,009,223 km (0.057 R)
• M12: 4,347,165 km (0.115 R)
• M13: 4,689,594 km (0.099 R)
• M14: 5,173,842 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.4

Radius: 13.4

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.96 AU - 1.44 AU

Year: 849 Days

Day: 10.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,166,698 km

• M1: 166,652 km (0.095 R)
• M2: 631,752 km (0.103 R)
• M3: 1,369,569 km (0.083 R)
• M4: 2,180,389 km (0.115 R)
• M5: 2,700,990 km (0.112 R)
• M6: 3,174,317 km (0.111 R)
• M7: 3,677,415 km (0.091 R)
• M8: 4,480,456 km (0.116 R)
• M9: 6,512,444 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.5

Radius: 14.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.85 AU - 1.85 AU

Year: 1625 Days

Day: 13.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,166,698 km

• M1: 182,809 km (0.087 R)
• M2: 739,612 km (0.116 R)
• M3: 1,341,145 km (0.085 R)
• M4: 1,837,361 km (0.086 R)
• M5: 2,536,881 km (0.096 R)
• M6: 3,108,793 km (0.1 R)
• M7: 3,819,533 km (0.078 R)
• M8: 4,397,729 km (0.045 R)
• M9: 5,431,450 km (0.055 R)
• M10: 6,595,621 km (0.098 R)
• M11: 8,308,367 km (0.067 R)
• M12: 9,784,449 km (0.102 R)
• M13: 10,549,343 km (0.106 R)
• M14: 12,476,762 km (0.106 R)
• M15: 12,962,506 km (0.087 R)
• M16: 13,460,966 km (0.081 R)
• M17: 14,188,909 km (0.091 R)
• M18: 15,723,783 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.1

Radius: 10.6

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.19 AU - 5.19 AU

Year: 5538 Days

Day: 9.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,166,698 km

• M1: 132,693 km (0.066 R)
• M2: 1,210,247 km (0.116 R)
• M3: 2,045,452 km (0.12 R)
• M4: 2,451,161 km (0.086 R)
• M5: 2,785,961 km (0.061 R)
• M6: 3,487,426 km (0.105 R)
• M7: 6,879,557 km (0.118 R)
• M8: 10,004,956 km (0.067 R)
• M9: 13,813,867 km (0.111 R)
• M10: 14,504,112 km (0.057 R)
• M11: 16,535,651 km (0.091 R)
• M12: 18,558,364 km (0.113 R)
• M13: 19,398,805 km (0.115 R)
• M14: 21,016,556 km (0.086 R)
• M15: 21,645,914 km (0.106 R)
• M16: 22,144,075 km (0.109 R)
• M17: 26,813,922 km (0.116 R)
• M18: 27,720,635 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.1

Radius: 14.1

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.63 AU - 4.91 AU

Year: 5697 Days

Day: 10.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,166,698 km

• M1: 175,628 km (0.086 R)
• M2: 632,949 km (0.091 R)
• M3: 1,243,158 km (0.072 R)
• M4: 1,700,479 km (0.099 R)
• M5: 3,905,552 km (0.069 R)
• M6: 4,807,328 km (0.102 R)
• M7: 9,465,805 km (0.067 R)
• M8: 10,032,781 km (0.071 R)
• M9: 10,901,945 km (0.117 R)
• M10: 13,054,808 km (0.036 R)
• M11: 14,601,051 km (0.105 R)
• M12: 17,208,841 km (0.075 R)
• M13: 19,341,359 km (0.115 R)
• M14: 20,979,157 km (0.08 R)
• M15: 21,495,568 km (0.034 R)
• M16: 22,400,486 km (0.049 R)
• M17: 22,940,085 km (0.088 R)
• M18: 26,276,567 km (0.078 R)
• M19: 26,790,585 km (0.094 R)
• M20: 27,750,255 km (0.072 R)
• M21: 31,434,701 km (0.067 R)
• M22: 33,194,421 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329.9

Radius: 6.2

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.61 AU - 7.99 AU

Year: 14066 Days

Day: 20.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,166,698 km

• M1: 92,601 km (0.114 R)
• M2: 606,320 km (0.085 R)
• M3: 1,014,274 km (0.119 R)
• M4: 2,183,830 km (0.116 R)
• M5: 2,385,787 km (0.05 R)
• M6: 2,640,702 km (0.102 R)
• M7: 3,346,355 km (0.06 R)
• M8: 4,601,032 km (0.035 R)
• M9: 5,092,012 km (0.107 R)
• M10: 5,892,959 km (0.077 R)
• M11: 6,774,988 km (0.075 R)
• M12: 6,969,316 km (0.031 R)
• M13: 8,127,204 km (0.09 R)
• M14: 9,360,189 km (0.05 R)
• M15: 9,601,491 km (0.114 R)
• M16: 10,977,193 km (0.089 R)
• M17: 12,479,305 km (0.069 R)
• M18: 15,146,336 km (0.068 R)
• M19: 18,698,537 km (0.074 R)
• M20: 19,626,792 km (0.118 R)
• M21: 30,659,934 km (0.048 R)
• M22: 31,085,690 km (0.089 R)
• M23: 32,717,503 km (0.116 R)
• M24: 38,691,844 km (0.066 R)
• M25: 40,962,739 km (0.044 R)
• M26: 42,393,344 km (0.099 R)
• M27: 44,805,759 km (0.118 R)
• M28: 45,906,650 km (0.115 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 12,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit