🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.05 AU - 1.07 AU

Year: 384 Days

Day: 22.9 Hours

Environment

Temp: 140 °C

Axial Tilt: 44.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.98 AU - 1.26 AU

Year: 417 Days

Day: 18.7 Hours

Environment

Temp: 31 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.2 AU - 1.44 AU

Year: 533 Days

Day: 39.1 Hours

Environment

Temp: 21 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.16 AU - 1.74 AU

Year: 614 Days

Day: 25.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.01 AU - 2.07 AU

Year: 1024 Days

Day: 31.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,875,525 km

• M1: 39,494 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.6 AU - 3.94 AU

Year: 2078 Days

Day: 12.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,875,525 km

• M1: 195,973 km (0.103 R)

Asteroid Belt

Center: 4.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.69 AU - 5.93 AU

Year: 4301 Days

Day: 39.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.7

Radius: 14.9

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.31 AU - 6.15 AU

Year: 4821 Days

Day: 14.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,875,525 km

• M1: 185,651 km (0.098 R)
• M2: 958,025 km (0.109 R)
• M3: 2,573,383 km (0.104 R)
• M4: 3,797,542 km (0.111 R)
• M5: 4,412,988 km (0.065 R)
• M6: 5,461,519 km (0.102 R)
• M7: 6,045,250 km (0.071 R)
• M8: 8,086,214 km (0.112 R)
• M9: 9,814,069 km (0.08 R)
• M10: 13,437,629 km (0.082 R)
• M11: 14,195,192 km (0.09 R)
• M12: 16,525,778 km (0.113 R)
• M13: 18,603,094 km (0.114 R)
• M14: 19,930,176 km (0.118 R)
• M15: 20,583,919 km (0.06 R)
• M16: 22,072,567 km (0.104 R)
• M17: 24,736,756 km (0.097 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 15,067 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit