🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.6

Radius: 11.7

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.67 AU - 0.75 AU

Year: 413 Days

Day: 6.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,469,531 km

• M1: 145,559 km (0.038 R)
• M2: 576,251 km (0.112 R)
• M3: 1,177,036 km (0.029 R)
• M4: 1,554,023 km (0.113 R)
• M5: 1,990,250 km (0.092 R)
• M6: 2,481,230 km (0.096 R)
• M7: 2,959,794 km (0.088 R)
• M8: 3,673,974 km (0.086 R)
• M9: 4,220,455 km (0.079 R)
• M10: 4,935,683 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914

Radius: 8.2

Gravity: 13.59 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.05 AU - 1.29 AU

Year: 874 Days

Day: 6.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,469,531 km

• M1: 102,026 km (0.053 R)
• M2: 388,206 km (0.036 R)
• M3: 795,561 km (0.076 R)
• M4: 1,083,837 km (0.107 R)
• M5: 1,498,971 km (0.118 R)
• M6: 1,889,272 km (0.058 R)
• M7: 2,193,254 km (0.049 R)
• M8: 2,553,636 km (0.076 R)
• M9: 2,824,109 km (0.087 R)
• M10: 3,322,270 km (0.104 R)
• M11: 4,120,374 km (0.107 R)
• M12: 4,671,493 km (0.106 R)
• M13: 6,531,742 km (0.056 R)
• M14: 7,626,350 km (0.113 R)
• M15: 8,921,867 km (0.097 R)
• M16: 9,490,788 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.3

Radius: 10.4

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.25 AU - 1.45 AU

Year: 1083 Days

Day: 11.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,469,531 km

• M1: 129,402 km (0.065 R)
• M2: 907,461 km (0.09 R)
• M3: 1,367,624 km (0.096 R)
• M4: 1,699,133 km (0.103 R)
• M5: 2,215,395 km (0.118 R)
• M6: 3,149,035 km (0.059 R)
• M7: 3,502,685 km (0.117 R)
• M8: 3,834,044 km (0.088 R)
• M9: 5,253,728 km (0.099 R)
• M10: 6,611,029 km (0.12 R)
• M11: 7,070,444 km (0.116 R)
• M12: 7,499,491 km (0.066 R)
• M13: 8,271,416 km (0.104 R)
• M14: 9,572,917 km (0.037 R)
• M15: 10,004,507 km (0.067 R)
• M16: 10,939,793 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.1

Radius: 13.5

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.64 AU - 3.7 AU

Year: 3896 Days

Day: 9.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,469,531 km

• M1: 168,447 km (0.074 R)
• M2: 607,517 km (0.11 R)
• M3: 1,418,637 km (0.11 R)
• M4: 1,861,147 km (0.101 R)
• M5: 2,614,672 km (0.11 R)
• M6: 3,407,092 km (0.071 R)
• M7: 4,085,967 km (0.119 R)
• M8: 5,259,412 km (0.066 R)
• M9: 5,743,062 km (0.096 R)
• M10: 7,020,628 km (0.05 R)
• M11: 7,508,317 km (0.1 R)
• M12: 8,053,601 km (0.104 R)
• M13: 9,809,731 km (0.114 R)
• M14: 10,337,811 km (0.088 R)
• M15: 11,100,312 km (0.078 R)
• M16: 13,219,665 km (0.107 R)
• M17: 16,829,162 km (0.117 R)
• M18: 18,367,926 km (0.085 R)
• M19: 19,171,715 km (0.112 R)
• M20: 19,805,860 km (0.103 R)
• M21: 21,929,402 km (0.11 R)
• M22: 24,421,703 km (0.085 R)
• M23: 25,469,486 km (0.081 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 14,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit