🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.4 AU - 0.64 AU

Year: 141 Days

Day: 38.9 Hours

Environment

Temp: 205 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,049,059 km

• M1: 81,232 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.9 AU - 1 AU

Year: 347 Days

Day: 28.4 Hours

Environment

Temp: 38 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,049,059 km

• M1: 135,087 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.31 AU - 1.49 AU

Year: 621 Days

Day: 39.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.6

Radius: 9.6

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.44 AU - 8.72 AU

Year: 7820 Days

Day: 11.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,049,059 km

• M1: 119,379 km (0.115 R)
• M2: 420,071 km (0.112 R)
• M3: 1,007,691 km (0.089 R)
• M4: 1,675,047 km (0.095 R)
• M5: 2,256,983 km (0.09 R)
• M6: 3,007,516 km (0.114 R)
• M7: 3,528,415 km (0.115 R)
• M8: 6,332,627 km (0.103 R)
• M9: 7,967,583 km (0.117 R)
• M10: 8,965,849 km (0.098 R)
• M11: 9,690,950 km (0.104 R)
• M12: 10,271,240 km (0.087 R)
• M13: 12,721,803 km (0.076 R)
• M14: 13,254,970 km (0.086 R)
• M15: 13,637,043 km (0.096 R)
• M16: 19,576,228 km (0.09 R)
• M17: 20,868,155 km (0.058 R)
• M18: 22,139,587 km (0.101 R)
• M19: 26,693,646 km (0.097 R)
• M20: 27,041,012 km (0.09 R)
• M21: 28,551,202 km (0.116 R)
• M22: 31,544,955 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59.5

Radius: 7.7

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 14.68 AU - 22.38 AU

Year: 29891 Days

Day: 22 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,049,059 km

• M1: 103,522 km (0.047 R)
• M2: 468,840 km (0.11 R)
• M3: 1,235,678 km (0.066 R)
• M4: 2,526,708 km (0.117 R)
• M5: 3,639,417 km (0.037 R)
• M6: 6,565,551 km (0.107 R)
• M7: 8,539,196 km (0.106 R)
• M8: 13,553,417 km (0.082 R)
• M9: 14,660,741 km (0.111 R)
• M10: 15,760,734 km (0.114 R)
• M11: 18,270,238 km (0.073 R)
• M12: 19,238,286 km (0.111 R)
• M13: 20,873,690 km (0.083 R)
• M14: 21,114,692 km (0.117 R)
• M15: 24,330,149 km (0.068 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 15,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit