🌌 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: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.1

Radius: 14.7

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.63 AU - 0.67 AU

Year: 362 Days

Day: 13.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,635,017 km

• M1: 182,809 km (0.056 R)
• M2: 643,121 km (0.12 R)
• M3: 1,110,914 km (0.071 R)
• M4: 1,616,255 km (0.074 R)
• M5: 2,127,581 km (0.113 R)
• M6: 2,611,231 km (0.115 R)
• M7: 3,148,287 km (0.041 R)
• M8: 3,701,650 km (0.074 R)
• M9: 4,358,384 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.3

Radius: 14.6

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.21 AU - 2.49 AU

Year: 2487 Days

Day: 9.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,635,017 km

• M1: 185,202 km (0.027 R)
• M2: 1,624,034 km (0.073 R)
• M3: 2,194,601 km (0.084 R)
• M4: 2,719,689 km (0.086 R)
• M5: 3,190,773 km (0.096 R)
• M6: 4,282,688 km (0.116 R)
• M7: 4,804,336 km (0.075 R)
• M8: 5,455,834 km (0.071 R)
• M9: 6,833,780 km (0.104 R)
• M10: 8,256,905 km (0.092 R)
• M11: 9,804,046 km (0.083 R)
• M12: 11,282,821 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.6

Radius: 9.8

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.58 AU - 3.12 AU

Year: 3321 Days

Day: 13.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 24,635,017 km

• M1: 121,922 km (0.117 R)
• M2: 506,838 km (0.097 R)
• M3: 1,181,674 km (0.111 R)
• M4: 1,996,384 km (0.097 R)
• M5: 2,451,760 km (0.104 R)
• M6: 2,792,992 km (0.108 R)
• M7: 3,130,635 km (0.113 R)
• M8: 4,467,292 km (0.108 R)
• M9: 5,275,719 km (0.108 R)
• M10: 5,635,801 km (0.084 R)
• M11: 6,579,165 km (0.077 R)
• M12: 7,369,042 km (0.081 R)
• M13: 8,741,303 km (0.068 R)
• M14: 9,925,220 km (0.108 R)
• M15: 11,381,256 km (0.106 R)
• M16: 12,790,917 km (0.117 R)
• M17: 14,019,116 km (0.12 R)
• M18: 15,221,135 km (0.08 R)
• M19: 16,113,187 km (0.098 R)
• M20: 16,436,318 km (0.075 R)
• M21: 17,544,539 km (0.092 R)
• M22: 19,299,173 km (0.09 R)
• M23: 21,296,603 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.6

Radius: 12.6

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.37 AU - 5.59 AU

Year: 8855 Days

Day: 6.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,635,017 km

• M1: 162,314 km (0.042 R)
• M2: 989,291 km (0.118 R)
• M3: 1,881,044 km (0.097 R)
• M4: 2,328,341 km (0.085 R)
• M5: 3,054,190 km (0.098 R)
• M6: 5,990,497 km (0.088 R)
• M7: 10,278,271 km (0.058 R)
• M8: 10,817,422 km (0.082 R)
• M9: 16,443,050 km (0.072 R)
• M10: 23,407,728 km (0.063 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 14,682 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit