🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.58 AU - 0.9 AU

Year: 231 Days

Day: 47.4 Hours

Environment

Temp: 110 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.41 AU - 1.59 AU

Year: 668 Days

Day: 31.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.1 AU - 3.6 AU

Year: 2228 Days

Day: 38.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,131,050 km

• M1: 1,047,783 km (0.104 R)

Asteroid Belt

Center: 5.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.3

Radius: 12.3

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.64 AU - 10.48 AU

Year: 9102 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,131,050 km

• M1: 153,188 km (0.057 R)
• M2: 667,207 km (0.119 R)
• M3: 1,656,048 km (0.111 R)
• M4: 2,978,045 km (0.1 R)
• M5: 3,872,490 km (0.085 R)
• M6: 4,422,113 km (0.071 R)
• M7: 5,835,215 km (0.086 R)
• M8: 6,594,125 km (0.06 R)
• M9: 7,015,691 km (0.108 R)
• M10: 7,835,338 km (0.097 R)
• M11: 9,356,748 km (0.084 R)
• M12: 11,263,523 km (0.092 R)
• M13: 13,085,924 km (0.115 R)
• M14: 14,211,499 km (0.057 R)
• M15: 15,400,652 km (0.068 R)
• M16: 16,019,538 km (0.115 R)
• M17: 19,224,224 km (0.06 R)
• M18: 20,087,703 km (0.073 R)
• M19: 21,127,558 km (0.088 R)
• M20: 21,660,724 km (0.103 R)
• M21: 23,476,244 km (0.064 R)
• M22: 25,820,892 km (0.085 R)
• M23: 26,872,116 km (0.119 R)
• M24: 31,363,343 km (0.099 R)
• M25: 32,458,998 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.1

Radius: 12.2

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.59 AU - 9.85 AU

Year: 10175 Days

Day: 6.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,131,050 km

• M1: 151,842 km (0.062 R)
• M2: 567,275 km (0.05 R)
• M3: 1,396,197 km (0.119 R)
• M4: 1,865,336 km (0.073 R)
• M5: 2,965,479 km (0.108 R)
• M6: 3,543,824 km (0.059 R)
• M7: 4,325,772 km (0.043 R)
• M8: 5,553,821 km (0.046 R)
• M9: 6,821,513 km (0.049 R)
• M10: 8,355,191 km (0.074 R)
• M11: 9,784,598 km (0.081 R)
• M12: 12,956,522 km (0.107 R)
• M13: 16,302,727 km (0.087 R)
• M14: 18,523,657 km (0.091 R)
• M15: 19,816,781 km (0.103 R)
• M16: 20,863,368 km (0.113 R)
• M17: 21,555,408 km (0.109 R)
• M18: 23,229,707 km (0.067 R)
• M19: 24,732,567 km (0.11 R)
• M20: 25,334,100 km (0.086 R)
• M21: 31,096,610 km (0.096 R)
• M22: 36,668,981 km (0.097 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 18,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit