🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.2

Radius: 13.7

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.58 AU - 0.6 AU

Year: 313 Days

Day: 7.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 39,505,546 km

• M1: 170,392 km (0.12 R)
• M2: 847,622 km (0.111 R)
• M3: 1,649,616 km (0.079 R)
• M4: 2,141,494 km (0.119 R)
• M5: 2,612,128 km (0.063 R)
• M6: 3,123,604 km (0.03 R)
• M7: 3,745,183 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370

Radius: 12.4

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.32 AU - 2.12 AU

Year: 1557 Days

Day: 9 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,505,546 km

• M1: 154,983 km (0.105 R)
• M2: 569,369 km (0.078 R)
• M3: 1,015,770 km (0.118 R)
• M4: 1,514,080 km (0.1 R)
• M5: 1,928,616 km (0.102 R)
• M6: 2,362,450 km (0.078 R)
• M7: 2,994,052 km (0.093 R)
• M8: 3,581,523 km (0.074 R)
• M9: 4,042,434 km (0.068 R)
• M10: 4,507,234 km (0.087 R)
• M11: 5,606,928 km (0.115 R)
• M12: 6,164,779 km (0.045 R)
• M13: 6,618,659 km (0.089 R)
• M14: 7,878,721 km (0.089 R)
• M15: 8,551,912 km (0.109 R)
• M16: 9,952,148 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.3

Radius: 14.5

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.74 AU - 3.68 AU

Year: 3970 Days

Day: 13.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,505,546 km

• M1: 180,565 km (0.111 R)
• M2: 658,829 km (0.106 R)
• M3: 1,987,857 km (0.047 R)
• M4: 4,814,807 km (0.107 R)
• M5: 6,962,734 km (0.105 R)
• M6: 7,518,939 km (0.092 R)
• M7: 8,449,288 km (0.059 R)
• M8: 9,111,258 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.6

Radius: 9

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.59 AU - 5.17 AU

Year: 7441 Days

Day: 11.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,505,546 km

• M1: 111,899 km (0.086 R)
• M2: 482,004 km (0.084 R)
• M3: 1,296,864 km (0.097 R)
• M4: 1,633,160 km (0.064 R)
• M5: 2,273,588 km (0.077 R)
• M6: 2,866,894 km (0.12 R)
• M7: 3,265,871 km (0.076 R)
• M8: 3,630,292 km (0.072 R)
• M9: 3,971,375 km (0.063 R)
• M10: 4,718,167 km (0.102 R)
• M11: 5,368,320 km (0.097 R)
• M12: 6,246,309 km (0.117 R)
• M13: 6,630,327 km (0.112 R)
• M14: 7,141,802 km (0.115 R)
• M15: 10,487,260 km (0.091 R)
• M16: 11,030,599 km (0.117 R)
• M17: 11,386,044 km (0.085 R)
• M18: 11,854,285 km (0.115 R)
• M19: 14,693,353 km (0.065 R)
• M20: 15,124,046 km (0.113 R)
• M21: 15,562,966 km (0.091 R)
• M22: 18,026,394 km (0.101 R)
• M23: 20,205,885 km (0.067 R)
• M24: 21,991,635 km (0.056 R)
• M25: 24,219,297 km (0.06 R)
• M26: 31,696,348 km (0.08 R)
• M27: 36,512,053 km (0.062 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 15,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit