🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.64 AU - 0.76 AU

Year: 218 Days

Day: 47.1 Hours

Environment

Temp: 146 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.72 AU - 0.94 AU

Year: 282 Days

Day: 14.5 Hours

Environment

Temp: 80 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.84 AU - 1.16 AU

Year: 373 Days

Day: 36.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 44.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,469,368 km

• M1: 64,327 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.19 AU - 1.29 AU

Year: 515 Days

Day: 40.4 Hours

Environment

Temp: -8 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 86,469,368 km

• M1: 31,266 km (0.101 R)
• M2: 64,776 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.28 AU - 1.68 AU

Year: 671 Days

Day: 33.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.73 AU - 2.05 AU

Year: 969 Days

Day: 25.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.17 AU - 4.29 AU

Year: 3243 Days

Day: 40.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.6

Radius: 6.7

Gravity: 22.04 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 13.3 AU - 15.3 AU

Year: 20159 Days

Day: 19.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,469,368 km

• M1: 83,924 km (0.113 R)
• M2: 341,233 km (0.074 R)
• M3: 723,904 km (0.076 R)
• M4: 1,584,241 km (0.054 R)
• M5: 2,234,095 km (0.086 R)
• M6: 2,607,341 km (0.108 R)
• M7: 2,835,179 km (0.118 R)
• M8: 3,723,940 km (0.078 R)
• M9: 5,407,215 km (0.052 R)
• M10: 5,737,378 km (0.05 R)
• M11: 7,047,855 km (0.085 R)
• M12: 7,442,045 km (0.109 R)
• M13: 10,624,441 km (0.094 R)
• M14: 11,408,184 km (0.078 R)
• M15: 12,655,232 km (0.08 R)
• M16: 13,311,667 km (0.11 R)
• M17: 13,990,542 km (0.102 R)
• M18: 14,771,743 km (0.088 R)
• M19: 15,172,964 km (0.104 R)
• M20: 22,097,999 km (0.055 R)
• M21: 24,026,764 km (0.089 R)
• M22: 26,065,035 km (0.08 R)
• M23: 27,006,904 km (0.12 R)
• M24: 29,586,868 km (0.093 R)
• M25: 30,871,316 km (0.082 R)
• M26: 34,524,496 km (0.091 R)
• M27: 36,673,469 km (0.08 R)
• M28: 45,992,369 km (0.088 R)
• M29: 53,510,560 km (0.099 R)
• M30: 54,456,617 km (0.116 R)
• M31: 55,413,894 km (0.074 R)
• M32: 68,232,337 km (0.108 R)
• M33: 70,243,082 km (0.119 R)
• M34: 70,468,975 km (0.109 R)
• M35: 82,388,783 km (0.09 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 19,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit