🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.55 AU - 0.89 AU

Year: 221 Days

Day: 34.1 Hours

Environment

Temp: 123 °C

Axial Tilt: 45 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.72 AU - 0.96 AU

Year: 278 Days

Day: 37.8 Hours

Environment

Temp: 88 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.99 AU - 1.25 AU

Year: 429 Days

Day: 14.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 43.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.2 AU - 1.22 AU

Year: 481 Days

Day: 12.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.41 AU - 1.61 AU

Year: 671 Days

Day: 13.1 Hours

Environment

Temp: -28 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,334,837 km

• M1: 351,405 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.39 AU - 3.37 AU

Year: 1768 Days

Day: 33.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.3 AU - 3.98 AU

Year: 2512 Days

Day: 31.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.7

Radius: 15

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.54 AU - 7.02 AU

Year: 6385 Days

Day: 7.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 138 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,334,837 km

• M1: 186,848 km (0.117 R)
• M2: 673,789 km (0.087 R)
• M3: 1,547,740 km (0.064 R)
• M4: 2,352,726 km (0.103 R)
• M5: 3,783,330 km (0.097 R)
• M6: 4,621,677 km (0.04 R)
• M7: 6,027,448 km (0.1 R)
• M8: 8,325,122 km (0.089 R)
• M9: 9,303,492 km (0.092 R)
• M10: 11,913,376 km (0.084 R)
• M11: 13,248,088 km (0.079 R)
• M12: 14,680,488 km (0.084 R)
• M13: 17,964,909 km (0.081 R)
• M14: 19,062,509 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.9

Radius: 6.1

Gravity: 26.25 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 12.48 AU - 18.14 AU

Year: 21665 Days

Day: 21.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 90,334,837 km

• M1: 75,996 km (0.114 R)
• M2: 425,157 km (0.116 R)
• M3: 1,010,982 km (0.102 R)
• M4: 1,339,200 km (0.099 R)
• M5: 1,793,828 km (0.057 R)
• M6: 2,015,083 km (0.105 R)
• M7: 3,231,763 km (0.104 R)
• M8: 3,592,144 km (0.087 R)
• M9: 5,107,122 km (0.114 R)
• M10: 6,715,299 km (0.039 R)
• M11: 7,922,853 km (0.1 R)
• M12: 13,136,638 km (0.115 R)
• M13: 17,234,871 km (0.079 R)
• M14: 17,686,507 km (0.064 R)
• M15: 18,707,513 km (0.073 R)
• M16: 21,070,860 km (0.054 R)
• M17: 23,405,484 km (0.095 R)
• M18: 26,499,617 km (0.106 R)
• M19: 30,375,997 km (0.053 R)
• M20: 32,791,704 km (0.068 R)
• M21: 35,477,584 km (0.113 R)
• M22: 42,089,959 km (0.112 R)
• M23: 43,904,432 km (0.092 R)
• M24: 44,915,863 km (0.111 R)
• M25: 49,117,020 km (0.107 R)
• M26: 52,434,502 km (0.102 R)
• M27: 60,957,841 km (0.096 R)
• M28: 63,705,655 km (0.069 R)
• M29: 74,566,011 km (0.086 R)
• M30: 76,488,195 km (0.088 R)
• M31: 80,682,171 km (0.1 R)
• M32: 84,249,182 km (0.073 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 14,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit