🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.48 AU - 0.8 AU

Year: 196 Days

Day: 31.3 Hours

Environment

Temp: 124 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.8 AU - 1.22 AU

Year: 389 Days

Day: 32.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 36,583,772 km

• M1: 42,037 km (0.032 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.04 AU - 1.22 AU

Year: 460 Days

Day: 22.7 Hours

Environment

Temp: -9 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 36,583,772 km

• M1: 32,164 km (0.108 R)
• M2: 791,522 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.36 AU - 1.4 AU

Year: 621 Days

Day: 41.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.8

Radius: 13.4

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.04 AU - 7.82 AU

Year: 7754 Days

Day: 11.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,583,772 km

• M1: 166,802 km (0.059 R)
• M2: 705,653 km (0.103 R)
• M3: 1,254,677 km (0.114 R)
• M4: 1,770,192 km (0.101 R)
• M5: 2,573,682 km (0.11 R)
• M6: 3,287,563 km (0.073 R)
• M7: 3,950,880 km (0.074 R)
• M8: 5,234,130 km (0.118 R)
• M9: 6,852,330 km (0.08 R)
• M10: 7,817,087 km (0.076 R)
• M11: 8,870,406 km (0.12 R)
• M12: 10,452,104 km (0.08 R)
• M13: 12,825,474 km (0.11 R)
• M14: 13,514,672 km (0.075 R)
• M15: 15,992,312 km (0.062 R)
• M16: 19,199,840 km (0.052 R)
• M17: 22,482,765 km (0.12 R)
• M18: 23,148,027 km (0.078 R)
• M19: 24,257,145 km (0.063 R)
• M20: 24,780,887 km (0.11 R)
• M21: 26,123,079 km (0.069 R)
• M22: 29,344,520 km (0.109 R)
• M23: 31,358,406 km (0.058 R)
• M24: 35,213,095 km (0.11 R)
• M25: 38,421,520 km (0.032 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.4

Radius: 13

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.97 AU - 11.79 AU

Year: 11891 Days

Day: 8.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,583,772 km

• M1: 162,164 km (0.088 R)
• M2: 919,129 km (0.092 R)
• M3: 2,389,377 km (0.07 R)
• M4: 4,964,705 km (0.069 R)
• M5: 5,928,713 km (0.086 R)
• M6: 6,836,024 km (0.109 R)
• M7: 9,664,770 km (0.032 R)
• M8: 13,869,817 km (0.103 R)
• M9: 14,564,699 km (0.077 R)
• M10: 16,024,176 km (0.089 R)
• M11: 18,324,542 km (0.084 R)
• M12: 20,762,389 km (0.115 R)
• M13: 35,501,968 km (0.108 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 15,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit