🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.76 AU - 1.14 AU

Year: 324 Days

Day: 37.9 Hours

Environment

Temp: 173 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.99 AU - 1.01 AU

Year: 350 Days

Day: 15 Hours

Environment

Temp: 115 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,835,164 km

• M1: 134,638 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.15 AU - 1.31 AU

Year: 477 Days

Day: 46.4 Hours

Environment

Temp: 37 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.22 AU - 1.28 AU

Year: 489 Days

Day: 21.3 Hours

Environment

Temp: 25 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.56 AU - 1.68 AU

Year: 721 Days

Day: 40.3 Hours

Environment

Temp: -23 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,835,164 km

• M1: 603,478 km (0.061 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.2 AU - 4.38 AU

Year: 3109 Days

Day: 14.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.6

Radius: 11.8

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.64 AU - 8.06 AU

Year: 6272 Days

Day: 5.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,835,164 km

• M1: 146,756 km (0.119 R)
• M2: 1,159,383 km (0.061 R)
• M3: 1,663,828 km (0.046 R)
• M4: 2,552,888 km (0.07 R)
• M5: 2,944,834 km (0.06 R)
• M6: 3,620,568 km (0.084 R)
• M7: 4,319,788 km (0.12 R)
• M8: 7,971,622 km (0.077 R)
• M9: 11,567,506 km (0.074 R)
• M10: 12,758,754 km (0.09 R)
• M11: 13,746,848 km (0.063 R)
• M12: 16,124,406 km (0.073 R)
• M13: 21,909,506 km (0.083 R)
• M14: 26,424,669 km (0.119 R)
• M15: 34,670,354 km (0.115 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 18,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit