🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.59 AU - 0.75 AU

Year: 360 Days

Day: 21.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,108,470 km

• M1: 922,420 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.2

Radius: 8.7

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.83 AU - 1.13 AU

Year: 636 Days

Day: 11.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,108,470 km

• M1: 108,608 km (0.081 R)
• M2: 384,467 km (0.099 R)
• M3: 772,673 km (0.06 R)
• M4: 1,048,382 km (0.09 R)
• M5: 1,320,650 km (0.09 R)
• M6: 2,252,794 km (0.05 R)
• M7: 2,652,669 km (0.096 R)
• M8: 3,168,932 km (0.109 R)
• M9: 3,545,170 km (0.071 R)
• M10: 3,843,319 km (0.082 R)
• M11: 4,285,979 km (0.096 R)
• M12: 4,685,705 km (0.032 R)
• M13: 5,207,951 km (0.12 R)
• M14: 5,646,272 km (0.11 R)
• M15: 5,946,067 km (0.11 R)
• M16: 6,219,382 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.2

Radius: 8.3

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.61 AU - 2.13 AU

Year: 1678 Days

Day: 12.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,108,470 km

• M1: 103,223 km (0.066 R)
• M2: 518,057 km (0.07 R)
• M3: 1,069,326 km (0.119 R)
• M4: 1,429,408 km (0.061 R)
• M5: 1,858,454 km (0.053 R)
• M6: 2,194,750 km (0.094 R)
• M7: 2,900,404 km (0.1 R)
• M8: 3,177,459 km (0.049 R)
• M9: 3,591,546 km (0.063 R)
• M10: 4,078,936 km (0.103 R)
• M11: 4,407,901 km (0.073 R)
• M12: 5,119,389 km (0.108 R)
• M13: 6,429,417 km (0.062 R)
• M14: 7,743,934 km (0.084 R)
• M15: 8,371,946 km (0.086 R)
• M16: 8,904,963 km (0.074 R)
• M17: 10,712,554 km (0.085 R)
• M18: 11,265,767 km (0.111 R)
• M19: 11,876,575 km (0.119 R)
• M20: 12,670,940 km (0.099 R)
• M21: 13,841,842 km (0.1 R)
• M22: 14,587,139 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.2

Radius: 13.5

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.09 AU - 3.81 AU

Year: 4204 Days

Day: 9.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,108,470 km

• M1: 169,046 km (0.114 R)
• M2: 665,711 km (0.073 R)
• M3: 1,400,386 km (0.106 R)
• M4: 1,842,148 km (0.07 R)
• M5: 3,514,802 km (0.11 R)
• M6: 4,086,116 km (0.113 R)
• M7: 6,532,490 km (0.109 R)
• M8: 8,592,453 km (0.097 R)
• M9: 12,517,602 km (0.051 R)
• M10: 15,026,657 km (0.035 R)
• M11: 17,331,362 km (0.034 R)
• M12: 18,387,822 km (0.087 R)
• M13: 21,481,656 km (0.067 R)
• M14: 22,631,615 km (0.119 R)
• M15: 23,680,146 km (0.1 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 15,481 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit