🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.46 AU - 0.6 AU

Year: 140 Days

Day: 27.3 Hours

Environment

Temp: 228 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.17 AU - 1.21 AU

Year: 469 Days

Day: 21.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 0.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 35,442,181 km

• M1: 168,148 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.87 AU - 3.03 AU

Year: 1832 Days

Day: 29.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.2

Radius: 10.1

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.54 AU - 6.72 AU

Year: 6174 Days

Day: 6.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,442,181 km

• M1: 137,331 km (0.084 R)
• M2: 842,236 km (0.032 R)
• M3: 1,346,830 km (0.109 R)
• M4: 1,720,376 km (0.056 R)
• M5: 3,548,312 km (0.107 R)
• M6: 4,247,383 km (0.101 R)
• M7: 4,849,664 km (0.064 R)
• M8: 5,565,490 km (0.103 R)
• M9: 5,948,909 km (0.111 R)
• M10: 6,287,299 km (0.118 R)
• M11: 8,440,910 km (0.074 R)
• M12: 11,796,540 km (0.105 R)
• M13: 12,580,882 km (0.119 R)
• M14: 12,934,830 km (0.098 R)
• M15: 16,010,563 km (0.091 R)
• M16: 21,133,242 km (0.044 R)
• M17: 23,108,383 km (0.101 R)
• M18: 28,449,027 km (0.11 R)
• M19: 29,147,649 km (0.042 R)
• M20: 29,768,181 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.6

Radius: 10.7

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.03 AU - 7.63 AU

Year: 7177 Days

Day: 10 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,442,181 km

• M1: 133,142 km (0.111 R)
• M2: 509,082 km (0.101 R)
• M3: 859,440 km (0.045 R)
• M4: 1,345,184 km (0.096 R)
• M5: 1,753,137 km (0.084 R)
• M6: 2,132,368 km (0.03 R)
• M7: 2,730,460 km (0.073 R)
• M8: 3,660,361 km (0.088 R)
• M9: 4,211,330 km (0.111 R)
• M10: 4,546,728 km (0.096 R)
• M11: 5,271,679 km (0.113 R)
• M12: 7,913,428 km (0.117 R)
• M13: 8,306,272 km (0.073 R)
• M14: 9,088,669 km (0.087 R)
• M15: 9,919,685 km (0.096 R)
• M16: 10,848,090 km (0.115 R)
• M17: 12,931,390 km (0.084 R)
• M18: 15,328,995 km (0.105 R)
• M19: 16,442,003 km (0.119 R)
• M20: 20,986,337 km (0.054 R)
• M21: 33,467,587 km (0.065 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 13,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit