🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.12 AU - 1.32 AU

Year: 487 Days

Day: 41 Hours

Environment

Temp: 12 °C

Axial Tilt: 41.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.92 AU - 2.4 AU

Year: 1148 Days

Day: 43.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.43 AU - 3.01 AU

Year: 1622 Days

Day: 40.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,243,471 km

• M1: 38,297 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.66 AU - 3.14 AU

Year: 1786 Days

Day: 46.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,243,471 km

• M1: 36,801 km (0.039 R)
• M2: 134,339 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.78 AU - 3.9 AU

Year: 2721 Days

Day: 48 Hours

Environment

Temp: -129 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.25 AU - 4.55 AU

Year: 2785 Days

Day: 23.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,243,471 km

• M1: 520,152 km (0.109 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.79 AU - 5.83 AU

Year: 3815 Days

Day: 38 Hours

Environment

Temp: -132 °C

Axial Tilt: 170.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.7

Radius: 13.5

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.87 AU - 12.59 AU

Year: 14529 Days

Day: 8.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,243,471 km

• M1: 179,667 km (0.115 R)
• M2: 903,422 km (0.088 R)
• M3: 2,730,610 km (0.102 R)
• M4: 3,989,626 km (0.076 R)
• M5: 8,000,045 km (0.089 R)
• M6: 11,716,206 km (0.112 R)
• M7: 16,245,730 km (0.025 R)
• M8: 29,078,236 km (0.077 R)
• M9: 33,466,689 km (0.101 R)
• M10: 36,230,660 km (0.116 R)
• M11: 38,771,131 km (0.096 R)
• M12: 42,209,039 km (0.118 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 10,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit