🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.9

Radius: 8

Gravity: 13.59 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.64 AU - 0.68 AU

Year: 377 Days

Day: 12.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 117.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,651,042 km

• M1: 99,483 km (0.075 R)
• M2: 474,824 km (0.111 R)
• M3: 1,313,769 km (0.08 R)
• M4: 1,645,726 km (0.12 R)
• M5: 2,049,940 km (0.107 R)
• M6: 2,558,124 km (0.079 R)
• M7: 3,014,098 km (0.082 R)
• M8: 3,273,501 km (0.054 R)
• M9: 3,697,012 km (0.095 R)
• M10: 4,142,814 km (0.115 R)
• M11: 4,668,351 km (0.102 R)
• M12: 5,017,064 km (0.033 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.1

Radius: 13.9

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.98 AU - 2.82 AU

Year: 2614 Days

Day: 9.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,651,042 km

• M1: 172,935 km (0.118 R)
• M2: 887,115 km (0.084 R)
• M3: 1,514,379 km (0.092 R)
• M4: 2,068,191 km (0.115 R)
• M5: 2,769,954 km (0.098 R)
• M6: 3,243,581 km (0.058 R)
• M7: 5,245,201 km (0.116 R)
• M8: 6,678,348 km (0.078 R)
• M9: 8,937,874 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.2

Radius: 13.6

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.97 AU - 3.09 AU

Year: 2829 Days

Day: 8.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,651,042 km

• M1: 169,195 km (0.056 R)
• M2: 663,167 km (0.098 R)
• M3: 1,413,999 km (0.09 R)
• M4: 2,746,019 km (0.043 R)
• M5: 3,368,645 km (0.059 R)
• M6: 3,882,813 km (0.073 R)
• M7: 4,529,076 km (0.104 R)
• M8: 5,357,848 km (0.107 R)
• M9: 6,013,535 km (0.106 R)
• M10: 6,514,239 km (0.094 R)
• M11: 7,772,507 km (0.101 R)
• M12: 8,929,497 km (0.032 R)
• M13: 9,751,238 km (0.11 R)
• M14: 10,587,191 km (0.036 R)
• M15: 12,561,883 km (0.101 R)
• M16: 15,224,575 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.5

Radius: 8.8

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.33 AU - 4.69 AU

Year: 5644 Days

Day: 6.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 25,651,042 km

• M1: 127,457 km (0.049 R)
• M2: 595,549 km (0.091 R)
• M3: 1,392,756 km (0.115 R)
• M4: 1,671,607 km (0.115 R)
• M5: 1,988,305 km (0.109 R)
• M6: 2,969,518 km (0.099 R)
• M7: 3,618,623 km (0.102 R)
• M8: 4,667,454 km (0.087 R)
• M9: 5,435,639 km (0.095 R)
• M10: 8,034,752 km (0.081 R)
• M11: 9,964,116 km (0.11 R)
• M12: 11,189,322 km (0.115 R)
• M13: 12,607,061 km (0.115 R)
• M14: 13,088,916 km (0.104 R)
• M15: 14,766,656 km (0.115 R)
• M16: 15,410,825 km (0.027 R)
• M17: 16,525,927 km (0.048 R)
• M18: 17,279,003 km (0.09 R)
• M19: 17,933,942 km (0.068 R)
• M20: 18,298,213 km (0.116 R)
• M21: 19,611,832 km (0.109 R)
• M22: 19,998,393 km (0.052 R)
• M23: 23,062,008 km (0.106 R)
• M24: 23,637,511 km (0.114 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 19,178 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit