🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.63 AU - 0.69 AU

Year: 191 Days

Day: 18.2 Hours

Environment

Temp: 160 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,693,427 km

• M1: 154,834 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.06 AU - 1.2 AU

Year: 428 Days

Day: 28.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 24 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.76 AU - 2 AU

Year: 919 Days

Day: 15.1 Hours

Environment

Temp: -56 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.2

Radius: 11.8

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 8.41 AU - 8.53 AU

Year: 8787 Days

Day: 11.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,693,427 km

• M1: 146,756 km (0.108 R)
• M2: 521,049 km (0.106 R)
• M3: 1,488,948 km (0.096 R)
• M4: 2,492,151 km (0.116 R)
• M5: 5,810,381 km (0.111 R)
• M6: 7,659,710 km (0.107 R)
• M7: 10,448,214 km (0.101 R)
• M8: 16,407,745 km (0.114 R)
• M9: 20,774,507 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.4

Radius: 14.1

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.7 AU - 10.62 AU

Year: 9882 Days

Day: 6.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,693,427 km

• M1: 176,675 km (0.096 R)
• M2: 1,383,332 km (0.068 R)
• M3: 2,573,682 km (0.048 R)
• M4: 3,303,869 km (0.039 R)
• M5: 4,990,884 km (0.105 R)
• M6: 5,474,235 km (0.115 R)
• M7: 6,573,480 km (0.066 R)
• M8: 7,730,620 km (0.03 R)
• M9: 10,760,425 km (0.1 R)
• M10: 11,406,090 km (0.089 R)
• M11: 14,443,525 km (0.111 R)
• M12: 17,910,007 km (0.079 R)
• M13: 18,435,993 km (0.118 R)
• M14: 29,241,447 km (0.089 R)
• M15: 31,576,969 km (0.065 R)
• M16: 34,149,005 km (0.03 R)
• M17: 41,905,056 km (0.072 R)
• M18: 45,144,748 km (0.041 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 10,474 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit