🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.65 AU - 0.99 AU

Year: 270 Days

Day: 16.2 Hours

Environment

Temp: 122 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,750,838 km

• M1: 10,322 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.37 AU - 1.37 AU

Year: 583 Days

Day: 46.2 Hours

Environment

Temp: -15 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.7

Radius: 13.8

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.56 AU - 7.18 AU

Year: 5169 Days

Day: 14.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,750,838 km

• M1: 172,486 km (0.083 R)
• M2: 3,050,749 km (0.094 R)
• M3: 3,621,016 km (0.073 R)
• M4: 4,213,723 km (0.117 R)
• M5: 5,168,906 km (0.109 R)
• M6: 7,053,240 km (0.06 R)
• M7: 14,500,372 km (0.117 R)
• M8: 16,728,183 km (0.091 R)
• M9: 19,857,621 km (0.101 R)
• M10: 24,851,497 km (0.115 R)
• M11: 27,081,254 km (0.108 R)
• M12: 27,594,374 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.7

Radius: 12.3

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.61 AU - 8.27 AU

Year: 7375 Days

Day: 12.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,750,838 km

• M1: 163,959 km (0.07 R)
• M2: 781,798 km (0.095 R)
• M3: 1,661,135 km (0.047 R)
• M4: 2,128,179 km (0.066 R)
• M5: 3,036,538 km (0.103 R)
• M6: 8,440,910 km (0.107 R)
• M7: 9,165,562 km (0.08 R)
• M8: 10,886,087 km (0.09 R)
• M9: 12,217,808 km (0.111 R)
• M10: 14,594,319 km (0.073 R)
• M11: 20,469,028 km (0.075 R)
• M12: 21,620,183 km (0.118 R)
• M13: 24,304,119 km (0.081 R)
• M14: 26,212,090 km (0.072 R)
• M15: 26,749,446 km (0.054 R)
• M16: 28,031,649 km (0.05 R)
• M17: 33,677,921 km (0.098 R)
• M18: 37,383,610 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.1

Radius: 13.6

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.04 AU - 9.46 AU

Year: 10225 Days

Day: 6.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,750,838 km

• M1: 169,195 km (0.108 R)
• M2: 799,601 km (0.115 R)
• M3: 1,355,058 km (0.08 R)
• M4: 2,135,210 km (0.059 R)
• M5: 2,665,684 km (0.06 R)
• M6: 3,756,103 km (0.114 R)
• M7: 5,453,441 km (0.088 R)
• M8: 9,701,272 km (0.087 R)
• M9: 10,253,588 km (0.099 R)
• M10: 15,834,486 km (0.077 R)
• M11: 18,698,387 km (0.115 R)
• M12: 22,924,677 km (0.049 R)
• M13: 24,916,872 km (0.079 R)
• M14: 27,293,084 km (0.109 R)
• M15: 28,117,817 km (0.038 R)
• M16: 35,324,545 km (0.107 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 19,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit