🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.65 AU - 0.79 AU

Year: 220 Days

Day: 39.2 Hours

Environment

Temp: 168 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.6 AU - 2.06 AU

Year: 891 Days

Day: 42.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 18.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.5

Radius: 5.8

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 14.42 AU - 21.64 AU

Year: 27553 Days

Day: 20.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,286,865 km

• M1: 72,106 km (0.053 R)
• M2: 281,842 km (0.059 R)
• M3: 2,184,279 km (0.111 R)
• M4: 3,187,033 km (0.098 R)
• M5: 3,375,377 km (0.076 R)
• M6: 3,864,412 km (0.051 R)
• M7: 6,906,485 km (0.109 R)
• M8: 10,466,465 km (0.118 R)
• M9: 12,469,132 km (0.117 R)
• M10: 16,806,274 km (0.062 R)
• M11: 18,564,946 km (0.111 R)
• M12: 22,640,441 km (0.047 R)
• M13: 23,541,768 km (0.12 R)
• M14: 27,838,369 km (0.075 R)
• M15: 34,559,502 km (0.043 R)
• M16: 36,427,979 km (0.053 R)
• M17: 41,986,587 km (0.11 R)
• M18: 62,582,773 km (0.112 R)
• M19: 62,973,373 km (0.091 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 12,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit