🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.8

Radius: 14.3

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.42 AU - 0.64 AU

Year: 262 Days

Day: 12.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,821,401 km

• M1: 177,872 km (0.057 R)
• M2: 756,666 km (0.114 R)
• M3: 1,345,932 km (0.099 R)
• M4: 2,120,101 km (0.073 R)
• M5: 2,728,216 km (0.104 R)
• M6: 3,399,761 km (0.09 R)
• M7: 4,108,556 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.4

Radius: 15

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.62 AU - 0.86 AU

Year: 432 Days

Day: 9.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 46,821,401 km

• M1: 186,549 km (0.039 R)
• M2: 1,045,689 km (0.117 R)
• M3: 1,618,499 km (0.114 R)
• M4: 2,453,405 km (0.119 R)
• M5: 2,961,290 km (0.068 R)
• M6: 3,687,438 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.4

Radius: 8.4

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.03 AU - 2.29 AU

Year: 2153 Days

Day: 12.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,821,401 km

• M1: 104,719 km (0.051 R)
• M2: 529,876 km (0.056 R)
• M3: 975,229 km (0.084 R)
• M4: 1,805,198 km (0.105 R)
• M5: 2,428,422 km (0.032 R)
• M6: 2,797,630 km (0.111 R)
• M7: 3,370,739 km (0.065 R)
• M8: 3,703,445 km (0.107 R)
• M9: 4,116,185 km (0.078 R)
• M10: 4,901,425 km (0.036 R)
• M11: 6,444,227 km (0.119 R)
• M12: 6,793,389 km (0.091 R)
• M13: 7,647,443 km (0.063 R)
• M14: 7,947,536 km (0.039 R)
• M15: 9,328,774 km (0.039 R)
• M16: 10,129,870 km (0.092 R)
• M17: 11,204,581 km (0.072 R)
• M18: 11,789,359 km (0.083 R)
• M19: 12,476,462 km (0.087 R)
• M20: 14,883,193 km (0.045 R)
• M21: 15,830,297 km (0.093 R)
• M22: 16,318,734 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.2

Radius: 6.8

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 6.01 AU - 9.11 AU

Year: 14099 Days

Day: 24.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,821,401 km

• M1: 84,523 km (0.077 R)
• M2: 326,572 km (0.097 R)
• M3: 602,879 km (0.06 R)
• M4: 915,539 km (0.095 R)
• M5: 1,333,815 km (0.101 R)
• M6: 1,748,949 km (0.067 R)
• M7: 2,857,020 km (0.056 R)
• M8: 3,473,513 km (0.113 R)
• M9: 3,800,534 km (0.101 R)
• M10: 4,400,571 km (0.052 R)
• M11: 5,482,762 km (0.078 R)
• M12: 6,357,461 km (0.079 R)
• M13: 8,161,162 km (0.052 R)
• M14: 11,659,957 km (0.06 R)
• M15: 18,946,720 km (0.06 R)
• M16: 19,409,875 km (0.073 R)
• M17: 21,671,795 km (0.105 R)
• M18: 22,953,100 km (0.113 R)
• M19: 24,284,073 km (0.111 R)
• M20: 26,232,735 km (0.111 R)
• M21: 26,808,088 km (0.108 R)
• M22: 37,799,044 km (0.106 R)
• M23: 38,042,589 km (0.109 R)
• M24: 39,027,392 km (0.045 R)
• M25: 40,663,843 km (0.057 R)
• M26: 43,402,980 km (0.043 R)
• M27: 45,846,811 km (0.062 R)
• M28: 46,123,866 km (0.087 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 19,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit