🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.54 AU - 0.64 AU

Year: 173 Days

Day: 13.4 Hours

Environment

Temp: 189 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,851,389 km

• M1: 40,242 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.51 AU - 0.67 AU

Year: 173 Days

Day: 45.1 Hours

Environment

Temp: 194 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.63 AU - 0.99 AU

Year: 278 Days

Day: 42.2 Hours

Environment

Temp: 142 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.62 AU - 1.04 AU

Year: 288 Days

Day: 14.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,851,389 km

• M1: 548,875 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.34 AU - 1.56 AU

Year: 665 Days

Day: 30.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,851,389 km

• M1: 502,649 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.09 AU - 2.13 AU

Year: 1167 Days

Day: 36.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.54 AU - 2.76 AU

Year: 1643 Days

Day: 29.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523

Radius: 11.7

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.15 AU - 6.89 AU

Year: 5625 Days

Day: 8.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,851,389 km

• M1: 146,905 km (0.077 R)
• M2: 770,130 km (0.118 R)
• M3: 2,032,437 km (0.119 R)
• M4: 2,590,736 km (0.045 R)
• M5: 3,210,071 km (0.097 R)
• M6: 3,770,315 km (0.073 R)
• M7: 5,474,983 km (0.074 R)
• M8: 6,215,492 km (0.11 R)
• M9: 7,751,563 km (0.082 R)
• M10: 8,378,977 km (0.102 R)
• M11: 9,000,107 km (0.065 R)
• M12: 11,372,281 km (0.086 R)
• M13: 14,351,223 km (0.116 R)
• M14: 19,305,007 km (0.073 R)
• M15: 22,530,935 km (0.077 R)
• M16: 23,277,129 km (0.058 R)
• M17: 24,583,268 km (0.093 R)
• M18: 27,341,255 km (0.091 R)
• M19: 28,361,961 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 19,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit