🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.43 AU - 0.61 AU

Year: 138 Days

Day: 31.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.48 AU - 0.64 AU

Year: 154 Days

Day: 40.7 Hours

Environment

Temp: 177 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.61 AU - 0.77 AU

Year: 210 Days

Day: 43.7 Hours

Environment

Temp: 112 °C

Axial Tilt: 48.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1 AU - 1.36 AU

Year: 471 Days

Day: 37 Hours

Environment

Temp: 4 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 69,795,632 km

• M1: 40,990 km (0.12 R)
• M2: 779,704 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1 AU - 1.42 AU

Year: 489 Days

Day: 29.8 Hours

Environment

Temp: -10 °C

Axial Tilt: 25.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.08 AU - 1.42 AU

Year: 513 Days

Day: 16.7 Hours

Environment

Temp: 11 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.84 AU - 1.86 AU

Year: 924 Days

Day: 23.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.6

Radius: 5

Gravity: 32.06 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 11.32 AU - 13.7 AU

Year: 16243 Days

Day: 23.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,795,632 km

• M1: 62,233 km (0.107 R)
• M2: 222,602 km (0.099 R)
• M3: 398,828 km (0.055 R)
• M4: 663,018 km (0.111 R)
• M5: 1,625,979 km (0.077 R)
• M6: 2,568,147 km (0.1 R)
• M7: 3,397,667 km (0.072 R)
• M8: 7,870,942 km (0.107 R)
• M9: 8,778,852 km (0.071 R)
• M10: 11,919,061 km (0.037 R)
• M11: 12,242,940 km (0.103 R)
• M12: 13,044,486 km (0.074 R)
• M13: 14,238,875 km (0.082 R)
• M14: 16,203,843 km (0.089 R)
• M15: 16,681,659 km (0.06 R)
• M16: 28,091,339 km (0.115 R)
• M17: 32,647,791 km (0.053 R)
• M18: 38,934,491 km (0.085 R)
• M19: 45,823,773 km (0.099 R)
• M20: 49,720,947 km (0.118 R)
• M21: 51,921,382 km (0.111 R)
• M22: 52,958,544 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 10,497 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit