🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.7 AU - 0.9 AU

Year: 253 Days

Day: 17.7 Hours

Environment

Temp: 189 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 99,211,119 km

• M1: 36,203 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.01 AU - 1.01 AU

Year: 358 Days

Day: 32.2 Hours

Environment

Temp: 148 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 99,211,119 km

• M1: 80,035 km (0.086 R)
• M2: 313,707 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.98 AU - 1.24 AU

Year: 413 Days

Day: 38.4 Hours

Environment

Temp: 41 °C

Axial Tilt: 24.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 99,211,119 km

• M1: 132,394 km (0.051 R)
• M2: 813,513 km (0.093 R)

Asteroid Belt

Center: 1.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.63 AU - 1.99 AU

Year: 860 Days

Day: 30.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.58 AU - 2.44 AU

Year: 1006 Days

Day: 40.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.83 AU - 4.15 AU

Year: 2302 Days

Day: 29.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 19.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.7

Radius: 4.8

Gravity: 29.46 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 14.66 AU - 23.92 AU

Year: 29916 Days

Day: 20.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,211,119 km

• M1: 59,839 km (0.106 R)
• M2: 218,562 km (0.101 R)
• M3: 1,045,091 km (0.108 R)
• M4: 2,403,589 km (0.073 R)
• M5: 3,787,369 km (0.096 R)
• M6: 4,570,963 km (0.046 R)
• M7: 4,881,079 km (0.112 R)
• M8: 6,993,850 km (0.072 R)
• M9: 7,671,080 km (0.078 R)
• M10: 10,157,995 km (0.103 R)
• M11: 11,162,694 km (0.049 R)
• M12: 12,305,472 km (0.117 R)
• M13: 14,081,797 km (0.095 R)
• M14: 23,690,319 km (0.074 R)
• M15: 25,208,139 km (0.09 R)
• M16: 32,068,697 km (0.062 R)
• M17: 36,302,167 km (0.035 R)
• M18: 37,844,073 km (0.087 R)
• M19: 42,224,747 km (0.055 R)
• M20: 56,753,243 km (0.042 R)
• M21: 81,888,678 km (0.108 R)
• M22: 86,690,620 km (0.106 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 14,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit