🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.53 AU - 0.83 AU

Year: 209 Days

Day: 44.3 Hours

Environment

Temp: 109 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,416,748 km

• M1: 36,053 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.64 AU - 0.74 AU

Year: 214 Days

Day: 20.4 Hours

Environment

Temp: 166 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,416,748 km

• M1: 103,821 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.41 AU - 1.67 AU

Year: 712 Days

Day: 37 Hours

Environment

Temp: -39 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977

Radius: 13.6

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.59 AU - 6.51 AU

Year: 4874 Days

Day: 12 Hours

Environment

Temp: -144 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 33,416,748 km

• M1: 169,195 km (0.116 R)
• M2: 906,862 km (0.079 R)
• M3: 1,353,113 km (0.117 R)
• M4: 2,218,237 km (0.109 R)
• M5: 3,239,392 km (0.086 R)
• M6: 3,846,012 km (0.091 R)
• M7: 5,640,588 km (0.077 R)
• M8: 6,791,295 km (0.074 R)
• M9: 7,495,153 km (0.076 R)
• M10: 8,247,331 km (0.028 R)
• M11: 8,925,757 km (0.11 R)
• M12: 10,258,674 km (0.105 R)
• M13: 11,918,612 km (0.107 R)
• M14: 14,995,691 km (0.068 R)
• M15: 17,903,873 km (0.084 R)
• M16: 18,500,769 km (0.107 R)
• M17: 21,687,503 km (0.071 R)
• M18: 24,406,593 km (0.118 R)
• M19: 25,306,275 km (0.06 R)
• M20: 25,890,155 km (0.033 R)
• M21: 26,998,377 km (0.11 R)
• M22: 28,674,770 km (0.061 R)
• M23: 29,676,478 km (0.091 R)
• M24: 30,139,483 km (0.12 R)
• M25: 31,270,293 km (0.098 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 19,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit