🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.5 AU - 0.52 AU

Year: 131 Days

Day: 46 Hours

Environment

Temp: 176 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,159,348 km

• M1: 31,715 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.5 AU - 0.71 AU

Year: 167 Days

Day: 20.3 Hours

Environment

Temp: 223 °C

Axial Tilt: 41.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.71 AU - 1.05 AU

Year: 297 Days

Day: 36.5 Hours

Environment

Temp: 179 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.67 AU - 2.77 AU

Year: 1614 Days

Day: 12.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.26 AU - 4.86 AU

Year: 3504 Days

Day: 40.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,159,348 km

• M1: 121,922 km (0.113 R)
• M2: 953,686 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.88 AU - 5.48 AU

Year: 3644 Days

Day: 17.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.4

Radius: 3.5

Gravity: 54.64 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 15.65 AU - 17.97 AU

Year: 24804 Days

Day: 21.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,159,348 km

• M1: 43,533 km (0.115 R)
• M2: 179,517 km (0.056 R)
• M3: 331,658 km (0.073 R)
• M4: 534,812 km (0.104 R)
• M5: 1,664,725 km (0.108 R)
• M6: 1,976,487 km (0.04 R)
• M7: 2,234,843 km (0.066 R)
• M8: 6,969,914 km (0.093 R)
• M9: 13,533,820 km (0.058 R)
• M10: 20,906,302 km (0.081 R)
• M11: 21,930,449 km (0.114 R)
• M12: 29,541,690 km (0.1 R)
• M13: 30,181,071 km (0.089 R)
• M14: 30,310,025 km (0.061 R)
• M15: 49,855,286 km (0.1 R)
• M16: 50,397,279 km (0.099 R)
• M17: 68,100,990 km (0.049 R)
• M18: 71,023,833 km (0.065 R)
• M19: 72,169,902 km (0.105 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 16,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit