🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.59 AU - 0.87 AU

Year: 228 Days

Day: 26.1 Hours

Environment

Temp: 157 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.65 AU - 0.87 AU

Year: 242 Days

Day: 43.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,351,920 km

• M1: 16,007 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.64 AU - 0.96 AU

Year: 261 Days

Day: 23.2 Hours

Environment

Temp: 166 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.82 AU - 1 AU

Year: 317 Days

Day: 34.9 Hours

Environment

Temp: 164 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,351,920 km

• M1: 128,505 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.56 AU - 1.9 AU

Year: 831 Days

Day: 31.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.45 AU - 4.59 AU

Year: 2944 Days

Day: 46.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.88 AU - 4.18 AU

Year: 2955 Days

Day: 36.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.7

Radius: 14.7

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.59 AU - 7.49 AU

Year: 6109 Days

Day: 9.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,351,920 km

• M1: 184,005 km (0.12 R)
• M2: 707,748 km (0.092 R)
• M3: 1,627,625 km (0.108 R)
• M4: 2,356,017 km (0.119 R)
• M5: 2,889,333 km (0.111 R)
• M6: 3,821,926 km (0.073 R)
• M7: 4,658,777 km (0.119 R)
• M8: 5,273,923 km (0.091 R)
• M9: 6,668,325 km (0.073 R)
• M10: 7,162,896 km (0.101 R)
• M11: 9,779,512 km (0.119 R)
• M12: 10,834,476 km (0.1 R)
• M13: 12,557,395 km (0.035 R)
• M14: 13,170,447 km (0.117 R)
• M15: 14,973,400 km (0.112 R)
• M16: 17,106,666 km (0.089 R)
• M17: 19,064,453 km (0.109 R)
• M18: 20,774,208 km (0.081 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: 363 - 14,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit