🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.41 AU - 0.67 AU

Year: 139 Days

Day: 22.6 Hours

Environment

Temp: 191 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,978,400 km

• M1: 23,487 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.75 AU - 1.07 AU

Year: 304 Days

Day: 40.8 Hours

Environment

Temp: 188 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,978,400 km

• M1: 422,913 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.79 AU - 1.05 AU

Year: 309 Days

Day: 13 Hours

Environment

Temp: 156 °C

Axial Tilt: 45.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.09 AU - 1.31 AU

Year: 460 Days

Day: 28.8 Hours

Environment

Temp: 36 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,978,400 km

• M1: 40,541 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.35 AU - 1.65 AU

Year: 643 Days

Day: 42.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.91 AU - 5.87 AU

Year: 4378 Days

Day: 45.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,978,400 km

• M1: 72,705 km (0.106 R)
• M2: 1,770,640 km (0.089 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.31 AU - 5.59 AU

Year: 4451 Days

Day: 46.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.6

Radius: 9.7

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 9.18 AU - 10.56 AU

Year: 10848 Days

Day: 8.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,978,400 km

• M1: 129,402 km (0.116 R)
• M2: 517,609 km (0.096 R)
• M3: 2,136,856 km (0.109 R)
• M4: 2,623,947 km (0.078 R)
• M5: 3,528,116 km (0.109 R)
• M6: 5,255,972 km (0.113 R)
• M7: 5,839,254 km (0.043 R)
• M8: 6,322,305 km (0.076 R)
• M9: 12,054,148 km (0.066 R)
• M10: 18,565,245 km (0.073 R)
• M11: 24,011,356 km (0.091 R)
• M12: 24,449,378 km (0.113 R)
• M13: 24,892,786 km (0.074 R)
• M14: 28,440,051 km (0.113 R)
• M15: 30,538,161 km (0.105 R)
• M16: 31,259,971 km (0.095 R)
• M17: 36,634,275 km (0.099 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 18,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit