🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.45 AU - 0.73 AU

Year: 172 Days

Day: 21.5 Hours

Environment

Temp: 131 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 79,164,728 km

• M1: 94,995 km (0.032 R)
• M2: 278,102 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.58 AU - 0.68 AU

Year: 189 Days

Day: 26.5 Hours

Environment

Temp: 173 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.58 AU - 0.78 AU

Year: 212 Days

Day: 34.2 Hours

Environment

Temp: 142 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.16 AU - 1.62 AU

Year: 621 Days

Day: 25.8 Hours

Environment

Temp: -34 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,164,728 km

• M1: 39,494 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.33 AU - 4.11 AU

Year: 2717 Days

Day: 29.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.54 AU - 4.16 AU

Year: 2861 Days

Day: 43.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,164,728 km

• M1: 63,878 km (0.057 R)
• M2: 193,879 km (0.086 R)

Asteroid Belt

Center: 9.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.1

Radius: 3.1

Gravity: 70.04 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 14.11 AU - 15.35 AU

Year: 21412 Days

Day: 18.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,164,728 km

• M1: 38,746 km (0.103 R)
• M2: 295,007 km (0.086 R)
• M3: 730,187 km (0.065 R)
• M4: 1,274,873 km (0.09 R)
• M5: 2,153,611 km (0.117 R)
• M6: 2,488,261 km (0.052 R)
• M7: 4,768,432 km (0.091 R)
• M8: 5,452,244 km (0.084 R)
• M9: 6,917,705 km (0.079 R)
• M10: 7,492,011 km (0.113 R)
• M11: 9,177,680 km (0.092 R)
• M12: 11,293,143 km (0.118 R)
• M13: 13,565,535 km (0.119 R)
• M14: 21,668,504 km (0.114 R)
• M15: 23,624,346 km (0.101 R)
• M16: 25,249,129 km (0.064 R)
• M17: 28,001,281 km (0.081 R)
• M18: 29,819,044 km (0.11 R)
• M19: 33,553,606 km (0.048 R)
• M20: 57,337,872 km (0.09 R)
• M21: 64,924,130 km (0.12 R)
• M22: 65,340,909 km (0.09 R)
• M23: 66,602,019 km (0.072 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 20,193 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit