🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.86 AU - 0.92 AU

Year: 305 Days

Day: 32.5 Hours

Environment

Temp: 140 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 14,259,924 km

• M1: 238,309 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.12 AU - 1.52 AU

Year: 551 Days

Day: 39.7 Hours

Environment

Temp: -3 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 14,259,924 km

• M1: 54,753 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.47 AU - 1.75 AU

Year: 742 Days

Day: 15.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.17 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.39 AU - 3.05 AU

Year: 1630 Days

Day: 21.4 Hours

Environment

Temp: -92 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.24 AU - 3.54 AU

Year: 2268 Days

Day: 15.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,259,924 km

• M1: 609,312 km (0.069 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.47 AU - 3.49 AU

Year: 2359 Days

Day: 18.8 Hours

Environment

Temp: -104 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.12 AU - 4.86 AU

Year: 2897 Days

Day: 22.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.5

Radius: 9.3

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.31 AU - 8.61 AU

Year: 6673 Days

Day: 10.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 14,259,924 km

• M1: 174,730 km (0.087 R)
• M2: 904,170 km (0.105 R)
• M3: 1,894,358 km (0.037 R)
• M4: 2,735,098 km (0.089 R)
• M5: 3,155,617 km (0.108 R)
• M6: 3,470,371 km (0.108 R)
• M7: 3,946,541 km (0.102 R)
• M8: 5,242,508 km (0.045 R)
• M9: 11,310,197 km (0.109 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 20,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit