🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.54 AU - 0.76 AU

Year: 190 Days

Day: 13.2 Hours

Environment

Temp: 131 °C

Axial Tilt: 18.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.7 AU - 0.82 AU

Year: 240 Days

Day: 39.3 Hours

Environment

Temp: 120 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.94 AU - 1.34 AU

Year: 440 Days

Day: 42.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,637,729 km

• M1: 569,369 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.75 AU - 3.19 AU

Year: 1851 Days

Day: 32.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,637,729 km

• M1: 1,192,445 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.79 AU - 3.63 AU

Year: 2080 Days

Day: 21.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.98 AU - 4.1 AU

Year: 2937 Days

Day: 32.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.3 AU - 5.22 AU

Year: 3180 Days

Day: 41.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.9

Radius: 14

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 10.02 AU - 13.78 AU

Year: 14846 Days

Day: 8 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,637,729 km

• M1: 174,132 km (0.085 R)
• M2: 984,952 km (0.092 R)
• M3: 2,672,865 km (0.082 R)
• M4: 4,242,895 km (0.108 R)
• M5: 4,976,523 km (0.116 R)
• M6: 5,691,002 km (0.093 R)
• M7: 7,906,098 km (0.057 R)
• M8: 8,562,234 km (0.092 R)
• M9: 9,113,203 km (0.076 R)
• M10: 11,557,632 km (0.073 R)
• M11: 13,412,795 km (0.118 R)
• M12: 15,933,370 km (0.055 R)
• M13: 17,927,809 km (0.094 R)
• M14: 19,924,342 km (0.066 R)
• M15: 32,613,383 km (0.118 R)
• M16: 33,170,037 km (0.098 R)
• M17: 33,960,063 km (0.059 R)
• M18: 35,577,814 km (0.106 R)
• M19: 39,467,808 km (0.118 R)
• M20: 42,038,049 km (0.111 R)
• M21: 43,767,251 km (0.039 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 490.2

Radius: 7.2

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.83 AU - 15.23 AU

Year: 20030 Days

Day: 17.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 29,637,729 km

• M1: 91,255 km (0.055 R)
• M2: 342,878 km (0.105 R)
• M3: 701,764 km (0.088 R)
• M4: 1,018,313 km (0.101 R)
• M5: 1,271,582 km (0.074 R)
• M6: 2,236,488 km (0.05 R)
• M7: 2,787,308 km (0.094 R)
• M8: 3,159,208 km (0.076 R)
• M9: 5,613,062 km (0.065 R)
• M10: 9,601,042 km (0.104 R)
• M11: 9,878,695 km (0.108 R)
• M12: 11,225,076 km (0.082 R)
• M13: 12,689,639 km (0.083 R)
• M14: 13,780,806 km (0.038 R)
• M15: 16,940,612 km (0.045 R)
• M16: 20,644,506 km (0.043 R)
• M17: 23,828,846 km (0.07 R)
• M18: 26,017,164 km (0.115 R)
• M19: 26,557,362 km (0.065 R)
• M20: 29,721,207 km (0.098 R)
• M21: 33,253,961 km (0.106 R)
• M22: 40,559,872 km (0.114 R)
• M23: 42,317,049 km (0.104 R)
• M24: 45,982,646 km (0.08 R)
• M25: 48,215,843 km (0.047 R)
• M26: 53,763,680 km (0.063 R)
• M27: 57,689,576 km (0.116 R)
• M28: 58,239,199 km (0.099 R)
• M29: 60,284,800 km (0.097 R)
• M30: 60,850,879 km (0.114 R)
• M31: 67,313,955 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.5

Radius: 4.5

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 14.97 AU - 15.65 AU

Year: 21665 Days

Day: 21.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,637,729 km

• M1: 57,296 km (0.109 R)
• M2: 285,582 km (0.095 R)
• M3: 777,460 km (0.04 R)
• M4: 2,787,756 km (0.105 R)
• M5: 5,679,782 km (0.114 R)
• M6: 5,857,654 km (0.043 R)
• M7: 6,606,691 km (0.08 R)
• M8: 6,869,983 km (0.049 R)
• M9: 8,638,080 km (0.11 R)
• M10: 9,647,567 km (0.071 R)
• M11: 10,959,839 km (0.085 R)
• M12: 11,754,054 km (0.054 R)
• M13: 11,946,288 km (0.034 R)
• M14: 13,825,835 km (0.119 R)
• M15: 14,640,994 km (0.113 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 11,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit