🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21

Radius: 11.1

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.68 AU - 0.78 AU

Year: 431 Days

Day: 6.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 30,507,799 km

• M1: 138,528 km (0.043 R)
• M2: 589,116 km (0.106 R)
• M3: 1,047,335 km (0.119 R)
• M4: 1,426,864 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.8

Radius: 13.1

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.94 AU - 1.08 AU

Year: 701 Days

Day: 14.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,507,799 km

• M1: 162,912 km (0.083 R)
• M2: 619,784 km (0.11 R)
• M3: 1,121,236 km (0.112 R)
• M4: 1,541,307 km (0.101 R)
• M5: 1,986,660 km (0.099 R)
• M6: 2,434,406 km (0.111 R)
• M7: 3,096,078 km (0.079 R)
• M8: 3,817,438 km (0.081 R)
• M9: 4,916,833 km (0.065 R)
• M10: 5,615,455 km (0.116 R)
• M11: 6,649,027 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542

Radius: 13

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.57 AU - 1.75 AU

Year: 1476 Days

Day: 12.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,507,799 km

• M1: 161,715 km (0.059 R)
• M2: 646,263 km (0.086 R)
• M3: 1,086,679 km (0.037 R)
• M4: 1,513,332 km (0.104 R)
• M5: 2,022,713 km (0.116 R)
• M6: 2,521,771 km (0.1 R)
• M7: 3,350,693 km (0.106 R)
• M8: 4,666,706 km (0.105 R)
• M9: 5,276,766 km (0.094 R)
• M10: 5,763,258 km (0.077 R)
• M11: 6,210,556 km (0.11 R)
• M12: 7,641,160 km (0.053 R)
• M13: 8,633,443 km (0.054 R)
• M14: 9,041,845 km (0.104 R)
• M15: 10,087,983 km (0.113 R)
• M16: 10,673,658 km (0.076 R)
• M17: 11,247,516 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.1

Radius: 12.4

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.7 AU - 1.88 AU

Year: 1653 Days

Day: 12 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,507,799 km

• M1: 154,235 km (0.037 R)
• M2: 646,263 km (0.099 R)
• M3: 1,093,560 km (0.05 R)
• M4: 1,510,041 km (0.079 R)
• M5: 2,502,324 km (0.101 R)
• M6: 2,952,015 km (0.117 R)
• M7: 3,356,976 km (0.027 R)
• M8: 4,223,148 km (0.093 R)
• M9: 5,188,653 km (0.109 R)
• M10: 6,245,711 km (0.08 R)
• M11: 11,147,884 km (0.036 R)
• M12: 13,951,348 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.3

Radius: 9.2

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.42 AU - 3.72 AU

Year: 4656 Days

Day: 8.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,507,799 km

• M1: 114,442 km (0.082 R)
• M2: 478,414 km (0.109 R)
• M3: 867,668 km (0.08 R)
• M4: 1,247,197 km (0.101 R)
• M5: 1,774,380 km (0.104 R)
• M6: 2,350,033 km (0.093 R)
• M7: 3,292,649 km (0.08 R)
• M8: 4,186,048 km (0.099 R)
• M9: 4,789,825 km (0.102 R)
• M10: 5,788,540 km (0.067 R)
• M11: 6,383,341 km (0.053 R)
• M12: 7,116,969 km (0.058 R)
• M13: 9,020,752 km (0.096 R)
• M14: 9,616,151 km (0.096 R)
• M15: 10,622,795 km (0.084 R)
• M16: 11,241,682 km (0.103 R)
• M17: 11,652,029 km (0.106 R)
• M18: 12,993,173 km (0.062 R)
• M19: 13,293,416 km (0.115 R)
• M20: 13,700,921 km (0.116 R)
• M21: 14,328,035 km (0.111 R)
• M22: 17,631,306 km (0.109 R)
• M23: 18,310,480 km (0.117 R)
• M24: 19,524,616 km (0.084 R)
• M25: 22,974,942 km (0.04 R)
• M26: 27,463,028 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.7

Radius: 12.1

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.28 AU - 5.24 AU

Year: 7168 Days

Day: 7.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,507,799 km

• M1: 150,495 km (0.094 R)
• M2: 734,825 km (0.119 R)
• M3: 1,241,363 km (0.101 R)
• M4: 1,663,379 km (0.109 R)
• M5: 2,122,644 km (0.043 R)
• M6: 3,066,906 km (0.059 R)
• M7: 3,787,968 km (0.119 R)
• M8: 4,930,596 km (0.044 R)
• M9: 5,481,715 km (0.087 R)
• M10: 7,960,252 km (0.106 R)
• M11: 8,759,554 km (0.047 R)
• M12: 9,907,867 km (0.037 R)
• M13: 10,385,533 km (0.113 R)
• M14: 10,878,608 km (0.117 R)
• M15: 11,960,051 km (0.063 R)
• M16: 13,319,446 km (0.105 R)
• M17: 14,009,541 km (0.107 R)
• M18: 14,391,016 km (0.038 R)
• M19: 15,693,415 km (0.103 R)
• M20: 17,011,372 km (0.12 R)
• M21: 17,571,168 km (0.115 R)
• M22: 18,207,706 km (0.115 R)
• M23: 18,793,681 km (0.067 R)
• M24: 19,191,312 km (0.084 R)
• M25: 20,140,810 km (0.087 R)
• M26: 23,482,378 km (0.084 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: 543 - 20,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit