🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.63 AU - 0.95 AU

Year: 258 Days

Day: 27.5 Hours

Environment

Temp: 183 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.89 AU - 0.95 AU

Year: 324 Days

Day: 16.3 Hours

Environment

Temp: 128 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,169,302 km

• M1: 30,069 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.45 AU - 1.53 AU

Year: 668 Days

Day: 24.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.45 AU - 2.53 AU

Year: 1442 Days

Day: 15.1 Hours

Environment

Temp: -88 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.03 AU - 3.09 AU

Year: 1965 Days

Day: 37.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.94 AU - 3.88 AU

Year: 2312 Days

Day: 39.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.33 AU - 4.25 AU

Year: 2709 Days

Day: 32.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.22 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.9

Radius: 6.4

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 10.31 AU - 14.99 AU

Year: 16516 Days

Day: 20.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,169,302 km

• M1: 81,980 km (0.093 R)
• M2: 306,376 km (0.03 R)
• M3: 1,003,951 km (0.116 R)
• M4: 3,173,868 km (0.069 R)
• M5: 5,261,208 km (0.083 R)
• M6: 10,466,166 km (0.098 R)
• M7: 10,925,282 km (0.1 R)
• M8: 15,093,228 km (0.116 R)
• M9: 15,902,553 km (0.119 R)
• M10: 17,768,337 km (0.091 R)
• M11: 18,587,087 km (0.106 R)
• M12: 25,650,051 km (0.106 R)
• M13: 27,551,290 km (0.106 R)
• M14: 31,869,582 km (0.089 R)
• M15: 34,565,037 km (0.115 R)
• M16: 36,618,118 km (0.084 R)
• M17: 36,880,363 km (0.092 R)
• M18: 49,380,163 km (0.086 R)
• M19: 53,988,974 km (0.092 R)
• M20: 54,328,860 km (0.06 R)
• M21: 55,184,411 km (0.098 R)
• M22: 57,451,117 km (0.101 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 15,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit