🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.44 AU - 0.64 AU

Year: 149 Days

Day: 21.7 Hours

Environment

Temp: 141 °C

Axial Tilt: 95.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 27,741,335 km

• M1: 43,832 km (0.033 R)
• M2: 81,082 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.08 AU - 1.62 AU

Year: 588 Days

Day: 27.3 Hours

Environment

Temp: -30 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.69 AU - 1.91 AU

Year: 905 Days

Day: 39.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.77 AU - 2.61 AU

Year: 1214 Days

Day: 46 Hours

Environment

Temp: -88 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.69 AU - 3.29 AU

Year: 1937 Days

Day: 44.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 141.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430

Radius: 8.3

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.1 AU - 5.6 AU

Year: 4637 Days

Day: 10.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,741,335 km

• M1: 103,821 km (0.114 R)
• M2: 1,126,322 km (0.095 R)
• M3: 2,232,000 km (0.115 R)
• M4: 3,145,594 km (0.066 R)
• M5: 3,894,930 km (0.111 R)
• M6: 4,311,710 km (0.081 R)
• M7: 4,855,947 km (0.059 R)
• M8: 6,827,497 km (0.083 R)
• M9: 7,700,700 km (0.098 R)
• M10: 8,829,865 km (0.056 R)
• M11: 9,204,308 km (0.118 R)
• M12: 11,108,240 km (0.08 R)
• M13: 11,678,059 km (0.113 R)
• M14: 17,716,128 km (0.074 R)
• M15: 22,381,188 km (0.11 R)
• M16: 24,441,899 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184

Radius: 10.1

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.89 AU - 9.13 AU

Year: 8495 Days

Day: 6.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,741,335 km

• M1: 125,662 km (0.094 R)
• M2: 916,885 km (0.109 R)
• M3: 1,424,770 km (0.096 R)
• M4: 1,801,906 km (0.108 R)
• M5: 2,230,654 km (0.111 R)
• M6: 2,938,252 km (0.104 R)
• M7: 3,434,618 km (0.076 R)
• M8: 4,378,131 km (0.096 R)
• M9: 4,975,326 km (0.077 R)
• M10: 5,321,047 km (0.099 R)
• M11: 5,654,351 km (0.106 R)
• M12: 5,972,097 km (0.095 R)
• M13: 6,549,245 km (0.093 R)
• M14: 15,407,833 km (0.088 R)
• M15: 16,376,928 km (0.118 R)
• M16: 17,629,511 km (0.073 R)
• M17: 18,436,292 km (0.067 R)
• M18: 21,350,309 km (0.067 R)
• M19: 24,942,004 km (0.088 R)
• M20: 26,037,809 km (0.118 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 13,132 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit