🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.67 AU - 0.93 AU

Year: 255 Days

Day: 43 Hours

Environment

Temp: 151 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 21,654,279 km

• M1: 21,093 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.92 AU - 1.3 AU

Year: 417 Days

Day: 17.4 Hours

Environment

Temp: 16 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 21,654,279 km

• M1: 66,421 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.74 AU - 1.84 AU

Year: 854 Days

Day: 18.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,654,279 km

• M1: 912,397 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.44 AU - 2.14 AU

Year: 854 Days

Day: 32.1 Hours

Environment

Temp: -36 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.65 AU - 1.97 AU

Year: 868 Days

Day: 35.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.88 AU - 4.64 AU

Year: 2599 Days

Day: 30.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.95 AU - 4.75 AU

Year: 2693 Days

Day: 23.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,654,279 km

• M1: 189,989 km (0.085 R)

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.3

Radius: 12.5

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.89 AU - 9.09 AU

Year: 7307 Days

Day: 11.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,654,279 km

• M1: 155,432 km (0.115 R)
• M2: 612,454 km (0.08 R)
• M3: 1,521,111 km (0.068 R)
• M4: 1,999,376 km (0.115 R)
• M5: 3,161,003 km (0.059 R)
• M6: 4,661,320 km (0.105 R)
• M7: 5,712,395 km (0.079 R)
• M8: 6,224,618 km (0.111 R)
• M9: 12,096,185 km (0.108 R)
• M10: 14,607,484 km (0.092 R)
• M11: 17,448,198 km (0.055 R)
• M12: 19,295,433 km (0.1 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 19,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit