🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.1

Radius: 9.5

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.45 AU - 0.57 AU

Year: 247 Days

Day: 5.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 8,754,072 km

• M1: 118,182 km (0.085 R)
• M2: 421,268 km (0.063 R)
• M3: 820,844 km (0.099 R)
• M4: 1,219,821 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597

Radius: 11.6

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.79 AU - 1.07 AU

Year: 608 Days

Day: 6 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 8,754,072 km

• M1: 144,212 km (0.079 R)
• M2: 636,539 km (0.114 R)
• M3: 1,456,335 km (0.083 R)
• M4: 2,138,801 km (0.112 R)
• M5: 3,070,945 km (0.085 R)
• M6: 4,125,311 km (0.096 R)
• M7: 6,417,300 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.3

Radius: 14.2

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.16 AU - 1.46 AU

Year: 1017 Days

Day: 10.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 8,754,072 km

• M1: 204,351 km (0.101 R)
• M2: 1,204,712 km (0.092 R)
• M3: 1,921,585 km (0.111 R)
• M4: 2,434,107 km (0.112 R)
• M5: 3,115,824 km (0.063 R)
• M6: 6,328,588 km (0.102 R)
• M7: 7,058,925 km (0.069 R)
• M8: 8,145,006 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.1

Radius: 8.6

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.14 AU - 1.68 AU

Year: 1136 Days

Day: 7.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 8,754,072 km

• M1: 106,962 km (0.054 R)
• M2: 604,375 km (0.064 R)
• M3: 929,003 km (0.119 R)
• M4: 1,220,868 km (0.118 R)
• M5: 3,255,698 km (0.11 R)
• M6: 3,866,357 km (0.109 R)
• M7: 6,288,945 km (0.077 R)
• M8: 6,594,274 km (0.105 R)
• M9: 7,991,967 km (0.106 R)
• M10: 9,605,829 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.7

Radius: 8.1

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.77 AU - 3.97 AU

Year: 4196 Days

Day: 5.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 8,754,072 km

• M1: 106,214 km (0.109 R)
• M2: 400,473 km (0.096 R)
• M3: 1,331,571 km (0.042 R)
• M4: 1,789,041 km (0.117 R)
• M5: 2,264,463 km (0.099 R)
• M6: 2,918,804 km (0.1 R)
• M7: 4,051,260 km (0.074 R)
• M8: 4,351,054 km (0.106 R)
• M9: 5,102,484 km (0.07 R)
• M10: 5,509,241 km (0.044 R)
• M11: 5,957,586 km (0.114 R)
• M12: 6,472,352 km (0.092 R)
• M13: 6,773,343 km (0.105 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: 276 - 14,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit