🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.44 AU - 0.62 AU

Year: 135 Days

Day: 15.1 Hours

Environment

Temp: 197 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.22 AU - 1.78 AU

Year: 643 Days

Day: 20.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.78 AU - 2.18 AU

Year: 975 Days

Day: 40.7 Hours

Environment

Temp: -48 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.35 AU - 5.58 AU

Year: 3295 Days

Day: 41.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,118,420 km

• M1: 493,823 km (0.065 R)

Asteroid Belt

Center: 9.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.1

Radius: 6.9

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 14.44 AU - 14.88 AU

Year: 19637 Days

Day: 24.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,118,420 km

• M1: 85,869 km (0.101 R)
• M2: 385,813 km (0.098 R)
• M3: 977,024 km (0.096 R)
• M4: 1,268,141 km (0.115 R)
• M5: 1,789,639 km (0.068 R)
• M6: 2,527,157 km (0.114 R)
• M7: 3,906,599 km (0.046 R)
• M8: 6,171,959 km (0.105 R)
• M9: 6,841,859 km (0.081 R)
• M10: 10,011,538 km (0.102 R)
• M11: 14,512,340 km (0.066 R)
• M12: 14,784,458 km (0.103 R)
• M13: 16,860,877 km (0.049 R)
• M14: 18,720,378 km (0.106 R)
• M15: 23,958,847 km (0.091 R)
• M16: 25,504,791 km (0.092 R)
• M17: 26,707,109 km (0.074 R)
• M18: 35,703,776 km (0.109 R)
• M19: 45,069,500 km (0.063 R)
• M20: 51,250,435 km (0.095 R)
• M21: 52,839,314 km (0.119 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 15,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit