🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.6 AU - 0.72 AU

Year: 196 Days

Day: 21 Hours

Environment

Temp: 149 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,726,265 km

• M1: 82,129 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.78 AU - 1.04 AU

Year: 317 Days

Day: 17.3 Hours

Environment

Temp: 97 °C

Axial Tilt: 122.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.12 AU - 1.48 AU

Year: 541 Days

Day: 28.2 Hours

Environment

Temp: -13 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 25,726,265 km

• M1: 105,466 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.26 AU - 3.3 AU

Year: 2170 Days

Day: 17.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,726,265 km

• M1: 40,242 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.5

Radius: 10.1

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.32 AU - 6.88 AU

Year: 4840 Days

Day: 6 Hours

Environment

Temp: -146 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,726,265 km

• M1: 125,662 km (0.063 R)
• M2: 680,970 km (0.08 R)
• M3: 1,529,937 km (0.12 R)
• M4: 2,013,737 km (0.109 R)
• M5: 2,360,654 km (0.12 R)
• M6: 3,883,262 km (0.091 R)
• M7: 4,378,580 km (0.112 R)
• M8: 5,496,226 km (0.116 R)
• M9: 7,859,573 km (0.093 R)
• M10: 8,214,269 km (0.101 R)
• M11: 9,225,850 km (0.074 R)
• M12: 12,186,243 km (0.096 R)
• M13: 14,585,194 km (0.035 R)
• M14: 16,753,615 km (0.094 R)
• M15: 17,105,320 km (0.077 R)
• M16: 19,384,294 km (0.076 R)
• M17: 22,632,811 km (0.05 R)
• M18: 23,865,498 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.7

Radius: 14.1

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.83 AU - 14.39 AU

Year: 15392 Days

Day: 13.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,726,265 km

• M1: 189,989 km (0.108 R)
• M2: 629,657 km (0.063 R)
• M3: 2,711,312 km (0.066 R)
• M4: 3,851,547 km (0.056 R)
• M5: 5,557,561 km (0.117 R)
• M6: 6,936,404 km (0.094 R)
• M7: 8,976,919 km (0.108 R)
• M8: 11,171,670 km (0.11 R)
• M9: 25,042,534 km (0.095 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 17,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit