🌌 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 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.58 AU - 0.72 AU

Year: 333 Days

Day: 43.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.4

Radius: 14.7

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.78 AU - 0.86 AU

Year: 472 Days

Day: 5.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,593,158 km

• M1: 182,809 km (0.117 R)
• M2: 852,109 km (0.09 R)
• M3: 1,341,893 km (0.12 R)
• M4: 1,992,494 km (0.116 R)
• M5: 2,678,999 km (0.105 R)
• M6: 3,237,747 km (0.089 R)
• M7: 3,700,902 km (0.094 R)
• M8: 4,266,232 km (0.103 R)
• M9: 5,434,292 km (0.104 R)
• M10: 6,075,170 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.4

Radius: 11.3

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.79 AU - 3.21 AU

Year: 3304 Days

Day: 6 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,593,158 km

• M1: 140,472 km (0.112 R)
• M2: 511,176 km (0.102 R)
• M3: 1,041,650 km (0.089 R)
• M4: 1,559,408 km (0.099 R)
• M5: 2,956,204 km (0.085 R)
• M6: 3,890,143 km (0.06 R)
• M7: 4,534,611 km (0.113 R)
• M8: 5,445,213 km (0.111 R)
• M9: 6,144,134 km (0.069 R)
• M10: 6,699,591 km (0.062 R)
• M11: 8,401,865 km (0.102 R)
• M12: 8,808,622 km (0.11 R)
• M13: 9,846,233 km (0.092 R)
• M14: 12,685,002 km (0.109 R)
• M15: 13,266,638 km (0.117 R)
• M16: 13,726,203 km (0.049 R)
• M17: 15,620,411 km (0.097 R)
• M18: 16,288,815 km (0.115 R)
• M19: 16,709,633 km (0.105 R)
• M20: 18,751,046 km (0.069 R)

Asteroid Belt

Center: 3.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.6

Radius: 13.2

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.98 AU - 4.46 AU

Year: 5512 Days

Day: 6.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,593,158 km

• M1: 164,109 km (0.103 R)
• M2: 613,650 km (0.118 R)
• M3: 1,069,774 km (0.097 R)
• M4: 1,523,954 km (0.118 R)
• M5: 2,553,037 km (0.107 R)
• M6: 4,842,633 km (0.085 R)
• M7: 6,062,454 km (0.091 R)
• M8: 7,038,430 km (0.117 R)
• M9: 7,971,472 km (0.116 R)
• M10: 8,486,837 km (0.066 R)
• M11: 10,296,223 km (0.117 R)
• M12: 11,042,716 km (0.099 R)
• M13: 12,447,740 km (0.12 R)
• M14: 13,244,348 km (0.067 R)
• M15: 18,183,621 km (0.108 R)
• M16: 19,079,114 km (0.118 R)
• M17: 20,613,839 km (0.102 R)
• M18: 22,157,389 km (0.114 R)
• M19: 25,081,280 km (0.103 R)
• M20: 26,839,504 km (0.08 R)
• M21: 28,593,090 km (0.073 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 12,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit