🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.7

Radius: 12.8

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.89 AU - 1.21 AU

Year: 684 Days

Day: 8.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,295,195 km

• M1: 162,314 km (0.094 R)
• M2: 669,450 km (0.091 R)
• M3: 1,086,829 km (0.026 R)
• M4: 1,727,107 km (0.095 R)
• M5: 2,189,365 km (0.091 R)
• M6: 2,723,130 km (0.082 R)
• M7: 3,602,616 km (0.107 R)
• M8: 4,272,665 km (0.093 R)
• M9: 4,901,873 km (0.109 R)
• M10: 5,901,935 km (0.075 R)
• M11: 7,100,364 km (0.104 R)
• M12: 8,279,793 km (0.1 R)
• M13: 8,709,289 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.5

Radius: 11.3

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.38 AU - 2.02 AU

Year: 1409 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 56.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,295,195 km

• M1: 140,472 km (0.095 R)
• M2: 534,812 km (0.118 R)
• M3: 920,326 km (0.086 R)
• M4: 1,396,795 km (0.103 R)
• M5: 1,897,649 km (0.1 R)
• M6: 2,564,108 km (0.092 R)
• M7: 3,045,962 km (0.111 R)
• M8: 4,328,614 km (0.1 R)
• M9: 5,053,266 km (0.094 R)
• M10: 5,445,063 km (0.112 R)
• M11: 6,491,800 km (0.079 R)
• M12: 6,932,066 km (0.099 R)
• M13: 7,693,370 km (0.117 R)
• M14: 8,980,959 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.8

Radius: 14

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.15 AU - 2.37 AU

Year: 2160 Days

Day: 11.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,295,195 km

• M1: 176,077 km (0.114 R)
• M2: 612,753 km (0.078 R)
• M3: 1,432,549 km (0.098 R)
• M4: 1,948,063 km (0.11 R)
• M5: 2,864,650 km (0.117 R)
• M6: 3,450,774 km (0.094 R)
• M7: 3,911,236 km (0.074 R)
• M8: 4,379,178 km (0.119 R)
• M9: 4,957,374 km (0.099 R)
• M10: 5,546,790 km (0.109 R)
• M11: 7,263,126 km (0.073 R)
• M12: 7,749,170 km (0.074 R)
• M13: 8,759,554 km (0.101 R)
• M14: 9,310,971 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.5

Radius: 10.5

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.14 AU - 2.38 AU

Year: 2160 Days

Day: 6.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,295,195 km

• M1: 130,599 km (0.119 R)
• M2: 583,581 km (0.07 R)
• M3: 937,231 km (0.059 R)
• M4: 1,375,253 km (0.09 R)
• M5: 1,971,700 km (0.114 R)
• M6: 2,317,720 km (0.107 R)
• M7: 3,332,293 km (0.059 R)
• M8: 4,250,973 km (0.107 R)
• M9: 4,620,330 km (0.091 R)
• M10: 5,237,721 km (0.117 R)
• M11: 5,984,663 km (0.096 R)
• M12: 6,939,396 km (0.076 R)
• M13: 8,303,430 km (0.096 R)
• M14: 9,183,065 km (0.093 R)
• M15: 10,341,102 km (0.092 R)
• M16: 11,165,536 km (0.105 R)
• M17: 12,483,643 km (0.11 R)
• M18: 14,036,768 km (0.089 R)
• M19: 14,813,331 km (0.088 R)
• M20: 16,056,339 km (0.042 R)
• M21: 16,452,325 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.9

Radius: 11.2

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.15 AU - 4.25 AU

Year: 4525 Days

Day: 11 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,295,195 km

• M1: 140,323 km (0.075 R)
• M2: 1,006,794 km (0.089 R)
• M3: 1,554,621 km (0.05 R)
• M4: 2,417,950 km (0.045 R)
• M5: 3,473,962 km (0.119 R)
• M6: 4,117,681 km (0.105 R)
• M7: 4,492,574 km (0.101 R)
• M8: 5,643,580 km (0.066 R)
• M9: 6,197,391 km (0.077 R)
• M10: 7,212,263 km (0.091 R)
• M11: 7,585,659 km (0.056 R)
• M12: 14,642,490 km (0.101 R)
• M13: 16,088,054 km (0.104 R)
• M14: 19,067,595 km (0.086 R)
• M15: 23,637,062 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.4

Radius: 10.3

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.98 AU - 4 AU

Year: 5067 Days

Day: 11.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 31,295,195 km

• M1: 128,056 km (0.078 R)
• M2: 483,052 km (0.054 R)
• M3: 842,086 km (0.07 R)
• M4: 1,320,949 km (0.118 R)
• M5: 1,694,046 km (0.078 R)
• M6: 3,161,751 km (0.096 R)
• M7: 3,640,015 km (0.081 R)
• M8: 4,741,953 km (0.043 R)
• M9: 6,022,361 km (0.101 R)
• M10: 6,660,247 km (0.07 R)
• M11: 7,413,173 km (0.04 R)
• M12: 7,995,857 km (0.035 R)
• M13: 10,366,833 km (0.075 R)
• M14: 11,616,275 km (0.11 R)
• M15: 13,541,450 km (0.077 R)
• M16: 15,378,212 km (0.102 R)
• M17: 15,847,501 km (0.086 R)
• M18: 16,814,501 km (0.078 R)
• M19: 18,142,931 km (0.108 R)
• M20: 19,404,041 km (0.085 R)
• M21: 20,440,155 km (0.09 R)
• M22: 20,864,714 km (0.104 R)
• M23: 24,955,767 km (0.096 R)
• M24: 26,934,498 km (0.069 R)
• M25: 28,310,350 km (0.117 R)
• M26: 28,661,606 km (0.077 R)
• M27: 30,553,121 km (0.083 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: 357 - 17,102 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit