🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.43 AU - 1.53 AU

Year: 654 Days

Day: 47.9 Hours

Environment

Temp: -34 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,057,083 km

• M1: 913,145 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.87 AU - 5.79 AU

Year: 3858 Days

Day: 31.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.2

Radius: 13

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.15 AU - 6.49 AU

Year: 4460 Days

Day: 12.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,057,083 km

• M1: 162,164 km (0.073 R)
• M2: 1,002,156 km (0.112 R)
• M3: 1,705,865 km (0.077 R)
• M4: 2,374,118 km (0.118 R)
• M5: 2,782,820 km (0.052 R)
• M6: 3,308,207 km (0.115 R)
• M7: 3,915,275 km (0.073 R)
• M8: 5,373,256 km (0.12 R)
• M9: 6,908,729 km (0.117 R)
• M10: 9,133,698 km (0.106 R)

Asteroid Belt

Center: 6.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.8

Radius: 11.6

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.47 AU - 8.55 AU

Year: 6745 Days

Day: 13.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,057,083 km

• M1: 148,401 km (0.091 R)
• M2: 609,312 km (0.071 R)
• M3: 1,101,639 km (0.081 R)
• M4: 1,889,870 km (0.096 R)
• M5: 3,975,563 km (0.109 R)
• M6: 6,546,702 km (0.106 R)
• M7: 14,375,458 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.9

Radius: 13.3

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.96 AU - 13.1 AU

Year: 12419 Days

Day: 14.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,057,083 km

• M1: 165,455 km (0.102 R)
• M2: 795,262 km (0.085 R)
• M3: 1,398,441 km (0.093 R)
• M4: 1,875,359 km (0.067 R)
• M5: 2,631,277 km (0.087 R)
• M6: 3,803,227 km (0.034 R)
• M7: 5,424,568 km (0.105 R)
• M8: 6,552,985 km (0.06 R)
• M9: 8,422,809 km (0.08 R)
• M10: 9,134,147 km (0.063 R)
• M11: 10,525,108 km (0.092 R)
• M12: 12,386,853 km (0.103 R)
• M13: 14,521,615 km (0.052 R)
• M14: 15,155,760 km (0.093 R)
• M15: 15,941,149 km (0.116 R)
• M16: 16,479,701 km (0.094 R)
• M17: 18,023,551 km (0.091 R)
• M18: 18,534,428 km (0.118 R)
• M19: 19,281,071 km (0.112 R)
• M20: 21,154,934 km (0.105 R)
• M21: 23,577,672 km (0.115 R)
• M22: 24,990,923 km (0.086 R)
• M23: 29,771,472 km (0.051 R)
• M24: 34,454,933 km (0.103 R)
• M25: 35,129,470 km (0.118 R)
• M26: 37,797,099 km (0.067 R)
• M27: 40,721,737 km (0.061 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 12,592 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit