🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.67 AU - 1.03 AU

Year: 294 Days

Day: 21.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.86 AU - 1.08 AU

Year: 358 Days

Day: 37.4 Hours

Environment

Temp: 24 °C

Axial Tilt: 3.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,496,999 km

• M1: 727,046 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.25 AU - 2.61 AU

Year: 1420 Days

Day: 26 Hours

Environment

Temp: -89 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.41 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357.8

Radius: 4.4

Gravity: 18.48 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 14.71 AU - 22.07 AU

Year: 29553 Days

Day: 18.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,496,999 km

• M1: 54,753 km (0.094 R)
• M2: 392,545 km (0.061 R)
• M3: 541,544 km (0.071 R)
• M4: 5,570,127 km (0.082 R)
• M5: 7,150,030 km (0.099 R)
• M6: 9,925,520 km (0.101 R)
• M7: 10,164,876 km (0.098 R)
• M8: 11,616,125 km (0.059 R)
• M9: 12,494,713 km (0.079 R)
• M10: 20,685,346 km (0.071 R)
• M11: 28,248,416 km (0.118 R)
• M12: 33,973,228 km (0.08 R)
• M13: 36,040,820 km (0.109 R)
• M14: 41,961,604 km (0.101 R)
• M15: 56,437,442 km (0.052 R)
• M16: 58,938,719 km (0.104 R)
• M17: 69,030,591 km (0.11 R)
• M18: 74,368,243 km (0.032 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 12,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit