🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.6 AU - 0.78 AU

Year: 206 Days

Day: 22.7 Hours

Environment

Temp: 202 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 24,328,439 km

• M1: 84,523 km (0.11 R)
• M2: 184,155 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.74 AU - 1.1 AU

Year: 318 Days

Day: 34 Hours

Environment

Temp: 172 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.08 AU - 1.6 AU

Year: 558 Days

Day: 27.9 Hours

Environment

Temp: -8 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.12 AU - 3.36 AU

Year: 1632 Days

Day: 28.5 Hours

Environment

Temp: -84 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.2

Radius: 13.3

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.35 AU - 5.93 AU

Year: 4820 Days

Day: 13.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,328,439 km

• M1: 166,502 km (0.075 R)
• M2: 740,210 km (0.106 R)
• M3: 1,254,229 km (0.093 R)
• M4: 1,896,452 km (0.075 R)
• M5: 3,350,244 km (0.101 R)
• M6: 3,850,200 km (0.081 R)
• M7: 4,556,751 km (0.04 R)
• M8: 5,247,744 km (0.113 R)
• M9: 9,725,358 km (0.113 R)
• M10: 15,950,424 km (0.119 R)
• M11: 16,542,981 km (0.078 R)
• M12: 17,430,994 km (0.08 R)
• M13: 19,545,411 km (0.064 R)
• M14: 19,975,504 km (0.103 R)
• M15: 22,023,350 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.9

Radius: 12.7

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.82 AU - 7.06 AU

Year: 5882 Days

Day: 12.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,328,439 km

• M1: 157,975 km (0.082 R)
• M2: 582,833 km (0.054 R)
• M3: 1,505,254 km (0.107 R)
• M4: 2,013,438 km (0.101 R)
• M5: 2,495,292 km (0.096 R)
• M6: 2,915,363 km (0.071 R)
• M7: 3,364,157 km (0.101 R)
• M8: 3,963,895 km (0.031 R)
• M9: 5,780,163 km (0.09 R)
• M10: 7,233,955 km (0.092 R)
• M11: 8,098,182 km (0.072 R)
• M12: 8,735,917 km (0.057 R)
• M13: 9,677,037 km (0.064 R)
• M14: 10,314,175 km (0.108 R)
• M15: 11,628,093 km (0.106 R)
• M16: 12,440,709 km (0.107 R)
• M17: 13,290,724 km (0.117 R)
• M18: 15,747,270 km (0.057 R)
• M19: 17,602,583 km (0.096 R)
• M20: 18,312,126 km (0.098 R)
• M21: 19,474,501 km (0.072 R)
• M22: 21,078,041 km (0.08 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 14,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit