🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.9

Radius: 14.5

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.85 AU - 1.13 AU

Year: 646 Days

Day: 14.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,905,696 km

• M1: 180,265 km (0.104 R)
• M2: 641,176 km (0.097 R)
• M3: 1,257,819 km (0.096 R)
• M4: 1,928,466 km (0.117 R)
• M5: 2,416,305 km (0.046 R)
• M6: 3,071,992 km (0.072 R)
• M7: 3,811,455 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.2

Radius: 13.8

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.01 AU - 1.09 AU

Year: 706 Days

Day: 11.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 26,905,696 km

• M1: 171,589 km (0.079 R)
• M2: 672,891 km (0.073 R)
• M3: 1,303,147 km (0.096 R)
• M4: 2,232,898 km (0.034 R)
• M5: 2,900,104 km (0.089 R)
• M6: 4,405,358 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133

Radius: 13.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.94 AU - 1.42 AU

Year: 841 Days

Day: 8.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,905,696 km

• M1: 166,652 km (0.065 R)
• M2: 705,803 km (0.041 R)
• M3: 1,210,396 km (0.052 R)
• M4: 1,746,705 km (0.102 R)
• M5: 2,249,354 km (0.036 R)
• M6: 2,838,769 km (0.078 R)
• M7: 3,719,601 km (0.029 R)
• M8: 4,494,219 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640

Radius: 8.8

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.7 AU - 4.36 AU

Year: 4351 Days

Day: 11.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,905,696 km

• M1: 112,348 km (0.096 R)
• M2: 489,185 km (0.07 R)
• M3: 923,318 km (0.059 R)
• M4: 1,268,141 km (0.052 R)
• M5: 1,711,250 km (0.064 R)
• M6: 2,345,695 km (0.036 R)
• M7: 3,281,280 km (0.094 R)
• M8: 4,715,175 km (0.103 R)
• M9: 6,746,116 km (0.046 R)
• M10: 7,068,200 km (0.078 R)
• M11: 7,366,947 km (0.112 R)
• M12: 8,572,257 km (0.099 R)
• M13: 9,182,916 km (0.084 R)
• M14: 9,538,959 km (0.087 R)
• M15: 10,967,917 km (0.068 R)
• M16: 14,562,156 km (0.086 R)
• M17: 16,276,996 km (0.101 R)
• M18: 17,572,963 km (0.057 R)
• M19: 19,971,316 km (0.12 R)
• M20: 20,302,376 km (0.096 R)
• M21: 23,302,262 km (0.102 R)
• M22: 25,484,596 km (0.054 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 17,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit