🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.53 AU - 0.55 AU

Year: 150 Days

Day: 44.1 Hours

Environment

Temp: 190 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,415,565 km

• M1: 31,116 km (0.085 R)
• M2: 90,956 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.58 AU - 0.7 AU

Year: 194 Days

Day: 12.3 Hours

Environment

Temp: 178 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.55 AU - 0.79 AU

Year: 208 Days

Day: 36.9 Hours

Environment

Temp: 146 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.26 AU - 1.34 AU

Year: 561 Days

Day: 31.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.8 AU - 1.92 AU

Year: 961 Days

Day: 37.3 Hours

Environment

Temp: -63 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.75 AU - 2.77 AU

Year: 1737 Days

Day: 17.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.58 AU - 4.72 AU

Year: 3202 Days

Day: 31.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.9

Radius: 13.7

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.59 AU - 9.01 AU

Year: 8251 Days

Day: 13.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,415,565 km

• M1: 170,392 km (0.058 R)
• M2: 632,649 km (0.108 R)
• M3: 1,142,479 km (0.105 R)
• M4: 1,856,210 km (0.117 R)
• M5: 2,334,624 km (0.08 R)
• M6: 3,243,282 km (0.118 R)
• M7: 3,742,640 km (0.064 R)
• M8: 6,243,018 km (0.117 R)
• M9: 8,549,518 km (0.109 R)
• M10: 9,605,230 km (0.097 R)
• M11: 10,592,427 km (0.102 R)
• M12: 11,537,736 km (0.089 R)
• M13: 13,416,087 km (0.095 R)
• M14: 14,147,321 km (0.101 R)
• M15: 22,818,612 km (0.098 R)
• M16: 29,352,299 km (0.099 R)
• M17: 36,329,394 km (0.117 R)
• M18: 37,272,609 km (0.059 R)
• M19: 41,592,247 km (0.109 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 14,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit