🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.59 AU - 0.69 AU

Year: 185 Days

Day: 28.3 Hours

Environment

Temp: 174 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.81 AU - 1.01 AU

Year: 314 Days

Day: 20.2 Hours

Environment

Temp: 156 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,316,759 km

• M1: 27,975 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.95 AU - 1.19 AU

Year: 400 Days

Day: 23 Hours

Environment

Temp: 14 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.12 AU - 1.78 AU

Year: 631 Days

Day: 27.7 Hours

Environment

Temp: -22 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.79 AU - 2.55 AU

Year: 1156 Days

Day: 16.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.84 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.4 AU - 3.6 AU

Year: 2368 Days

Day: 35.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,316,759 km

• M1: 2,021,516 km (0.063 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.32 AU - 4.1 AU

Year: 2584 Days

Day: 35.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.3

Radius: 10.8

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.75 AU - 5.23 AU

Year: 4031 Days

Day: 13.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,316,759 km

• M1: 135,984 km (0.081 R)
• M2: 655,837 km (0.109 R)
• M3: 1,352,664 km (0.047 R)
• M4: 3,075,433 km (0.073 R)
• M5: 3,425,342 km (0.071 R)
• M6: 3,820,580 km (0.099 R)
• M7: 5,309,528 km (0.041 R)
• M8: 7,712,069 km (0.113 R)
• M9: 10,800,218 km (0.07 R)
• M10: 14,445,470 km (0.085 R)
• M11: 15,195,254 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.9

Radius: 12.1

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 10.98 AU - 13.36 AU

Year: 15354 Days

Day: 14.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,316,759 km

• M1: 151,243 km (0.106 R)
• M2: 2,878,413 km (0.066 R)
• M3: 3,277,540 km (0.062 R)
• M4: 3,835,091 km (0.105 R)
• M5: 6,301,212 km (0.051 R)
• M6: 8,568,667 km (0.09 R)
• M7: 10,978,689 km (0.043 R)
• M8: 14,648,324 km (0.058 R)
• M9: 17,095,596 km (0.09 R)
• M10: 18,702,875 km (0.081 R)
• M11: 24,470,920 km (0.064 R)
• M12: 27,336,468 km (0.118 R)
• M13: 30,219,518 km (0.054 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 15,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit