🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.66 AU - 0.92 AU

Year: 250 Days

Day: 29.1 Hours

Environment

Temp: 142 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,571,914 km

• M1: 260,599 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.82 AU - 0.84 AU

Year: 270 Days

Day: 21.1 Hours

Environment

Temp: 157 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.11 AU - 1.79 AU

Year: 622 Days

Day: 23.7 Hours

Environment

Temp: -20 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.69 AU - 2.19 AU

Year: 963 Days

Day: 24.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.3 AU - 2.3 AU

Year: 1243 Days

Day: 17 Hours

Environment

Temp: -81 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,571,914 km

• M1: 1,179,430 km (0.113 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.39 AU - 3.33 AU

Year: 1724 Days

Day: 47.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,571,914 km

• M1: 875,148 km (0.099 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.91 AU - 5.31 AU

Year: 3528 Days

Day: 42 Hours

Environment

Temp: -133 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.2

Radius: 8.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.36 AU - 9.54 AU

Year: 7990 Days

Day: 6.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,571,914 km

• M1: 106,065 km (0.059 R)
• M2: 1,617,751 km (0.103 R)
• M3: 2,319,066 km (0.101 R)
• M4: 2,608,089 km (0.104 R)
• M5: 3,957,163 km (0.104 R)
• M6: 4,838,145 km (0.079 R)
• M7: 5,151,552 km (0.102 R)
• M8: 5,526,295 km (0.082 R)
• M9: 6,071,280 km (0.028 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 87.8

Radius: 6.8

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 13.42 AU - 21.4 AU

Year: 25894 Days

Day: 23.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,571,914 km

• M1: 89,011 km (0.078 R)
• M2: 562,338 km (0.059 R)
• M3: 884,123 km (0.108 R)
• M4: 1,952,402 km (0.09 R)
• M5: 2,189,215 km (0.117 R)
• M6: 4,257,256 km (0.119 R)
• M7: 6,933,562 km (0.109 R)
• M8: 7,611,390 km (0.086 R)
• M9: 8,687,148 km (0.059 R)
• M10: 9,860,744 km (0.113 R)
• M11: 13,704,362 km (0.111 R)
• M12: 14,261,464 km (0.043 R)
• M13: 17,418,727 km (0.046 R)
• M14: 24,169,032 km (0.099 R)
• M15: 32,151,724 km (0.09 R)
• M16: 33,355,538 km (0.07 R)
• M17: 35,736,538 km (0.064 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 20,263 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit