🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.85 AU - 0.87 AU

Year: 293 Days

Day: 40.4 Hours

Environment

Temp: 167 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,467,993 km

• M1: 455,675 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.81 AU - 1.31 AU

Year: 401 Days

Day: 24.9 Hours

Environment

Temp: 30 °C

Axial Tilt: 42.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.66 AU - 2.12 AU

Year: 954 Days

Day: 13.4 Hours

Environment

Temp: -60 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.02 AU - 4.24 AU

Year: 2539 Days

Day: 43.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.5

Radius: 12.7

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.4 AU - 8.58 AU

Year: 6784 Days

Day: 13.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,467,993 km

• M1: 163,211 km (0.088 R)
• M2: 580,739 km (0.115 R)
• M3: 1,235,828 km (0.088 R)
• M4: 1,636,451 km (0.056 R)
• M5: 2,712,808 km (0.109 R)
• M6: 4,370,352 km (0.094 R)
• M7: 5,266,294 km (0.056 R)
• M8: 5,726,606 km (0.091 R)
• M9: 7,235,002 km (0.084 R)
• M10: 8,738,311 km (0.095 R)
• M11: 10,874,718 km (0.108 R)
• M12: 13,171,494 km (0.078 R)
• M13: 13,621,485 km (0.065 R)
• M14: 16,540,887 km (0.092 R)
• M15: 21,203,853 km (0.064 R)
• M16: 23,422,987 km (0.105 R)
• M17: 26,144,173 km (0.057 R)
• M18: 27,398,401 km (0.086 R)
• M19: 29,833,705 km (0.112 R)
• M20: 34,702,816 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.7

Radius: 11.5

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.92 AU - 11.92 AU

Year: 11469 Days

Day: 6.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,467,993 km

• M1: 146,307 km (0.115 R)
• M2: 533,915 km (0.117 R)
• M3: 1,063,042 km (0.087 R)
• M4: 1,480,570 km (0.119 R)
• M5: 3,561,925 km (0.111 R)
• M6: 5,390,310 km (0.102 R)
• M7: 5,898,794 km (0.029 R)
• M8: 6,369,728 km (0.1 R)
• M9: 8,056,444 km (0.086 R)
• M10: 8,981,557 km (0.105 R)
• M11: 10,597,513 km (0.107 R)
• M12: 11,759,889 km (0.116 R)
• M13: 14,337,161 km (0.07 R)
• M14: 15,441,043 km (0.056 R)
• M15: 16,799,691 km (0.088 R)
• M16: 17,405,712 km (0.1 R)
• M17: 19,976,851 km (0.112 R)
• M18: 22,791,535 km (0.051 R)
• M19: 23,785,613 km (0.109 R)
• M20: 24,636,077 km (0.119 R)
• M21: 25,683,112 km (0.1 R)
• M22: 26,759,618 km (0.115 R)
• M23: 27,679,496 km (0.107 R)
• M24: 28,810,904 km (0.118 R)
• M25: 33,329,658 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 13,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit