🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.91 AU - 0.95 AU

Year: 312 Days

Day: 39.5 Hours

Environment

Temp: 171 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.9 AU - 1.14 AU

Year: 359 Days

Day: 23.8 Hours

Environment

Temp: 162 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,264,863 km

• M1: 15,558 km (0.069 R)
• M2: 159,920 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.92 AU - 1.28 AU

Year: 402 Days

Day: 13.3 Hours

Environment

Temp: 73 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.92 AU - 1.54 AU

Year: 475 Days

Day: 32.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,264,863 km

• M1: 177,872 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.83 AU - 2.13 AU

Year: 970 Days

Day: 38.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.67 AU - 2.67 AU

Year: 1113 Days

Day: 20.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.45 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.5

Radius: 5.1

Gravity: 16.59 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 13.98 AU - 19.46 AU

Year: 23809 Days

Day: 24.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,264,863 km

• M1: 64,776 km (0.115 R)
• M2: 760,855 km (0.117 R)
• M3: 1,812,079 km (0.075 R)
• M4: 8,158,918 km (0.116 R)
• M5: 8,466,342 km (0.064 R)
• M6: 11,085,202 km (0.062 R)
• M7: 13,979,771 km (0.082 R)
• M8: 14,419,888 km (0.068 R)
• M9: 20,822,827 km (0.076 R)
• M10: 27,728,713 km (0.047 R)
• M11: 30,821,948 km (0.105 R)
• M12: 36,429,325 km (0.103 R)
• M13: 37,965,845 km (0.112 R)
• M14: 41,167,240 km (0.092 R)
• M15: 46,949,197 km (0.117 R)
• M16: 52,191,705 km (0.097 R)
• M17: 56,693,554 km (0.115 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 12,124 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit