🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.56 AU - 0.76 AU

Year: 203 Days

Day: 44.4 Hours

Environment

Temp: 133 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.88 AU - 1.12 AU

Year: 379 Days

Day: 32.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.71 AU - 2.31 AU

Year: 1079 Days

Day: 17.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,003,279 km

• M1: 68,366 km (0.037 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.98 AU - 2.52 AU

Year: 1278 Days

Day: 26.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 52.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,003,279 km

• M1: 143,913 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.41 AU - 2.81 AU

Year: 1597 Days

Day: 19.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.7

Radius: 12.4

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.27 AU - 5.43 AU

Year: 3436 Days

Day: 12.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,003,279 km

• M1: 154,235 km (0.119 R)
• M2: 939,624 km (0.1 R)
• M3: 1,553,424 km (0.117 R)
• M4: 2,813,786 km (0.064 R)
• M5: 3,226,377 km (0.085 R)
• M6: 3,804,723 km (0.117 R)
• M7: 5,408,861 km (0.048 R)
• M8: 6,935,656 km (0.05 R)
• M9: 9,034,365 km (0.052 R)
• M10: 11,082,809 km (0.109 R)
• M11: 11,753,456 km (0.071 R)
• M12: 12,737,810 km (0.115 R)
• M13: 14,552,133 km (0.103 R)
• M14: 17,409,003 km (0.113 R)
• M15: 20,888,500 km (0.092 R)
• M16: 21,982,061 km (0.031 R)
• M17: 22,401,683 km (0.047 R)
• M18: 22,969,706 km (0.1 R)
• M19: 23,766,464 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.2

Radius: 11.9

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.94 AU - 5.72 AU

Year: 4661 Days

Day: 13.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,003,279 km

• M1: 147,952 km (0.105 R)
• M2: 632,201 km (0.108 R)
• M3: 1,816,417 km (0.112 R)
• M4: 4,102,722 km (0.091 R)
• M5: 5,500,714 km (0.061 R)
• M6: 6,363,594 km (0.077 R)
• M7: 8,128,700 km (0.059 R)
• M8: 8,693,132 km (0.102 R)
• M9: 13,313,163 km (0.028 R)
• M10: 16,325,765 km (0.055 R)
• M11: 19,706,976 km (0.054 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 18,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit