🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.64 AU - 0.66 AU

Year: 183 Days

Day: 46 Hours

Environment

Temp: 247 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.63 AU - 0.87 AU

Year: 226 Days

Day: 25.4 Hours

Environment

Temp: 212 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.82 AU - 0.84 AU

Year: 263 Days

Day: 43.6 Hours

Environment

Temp: 156 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.71 AU - 1.03 AU

Year: 283 Days

Day: 28.4 Hours

Environment

Temp: 124 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.98 AU - 2.54 AU

Year: 1183 Days

Day: 43.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.07 AU - 2.95 AU

Year: 1385 Days

Day: 39.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.5 AU - 2.74 AU

Year: 1477 Days

Day: 13.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.71 AU - 3.77 AU

Year: 2031 Days

Day: 41.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,331,455 km

• M1: 636,988 km (0.11 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.6

Radius: 8.9

Gravity: 11.66 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.41 AU - 6.29 AU

Year: 4928 Days

Day: 7.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 107.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,331,455 km

• M1: 110,852 km (0.054 R)
• M2: 433,385 km (0.04 R)
• M3: 716,424 km (0.055 R)
• M4: 1,534,425 km (0.05 R)
• M5: 1,960,480 km (0.028 R)
• M6: 2,692,163 km (0.106 R)
• M7: 3,071,095 km (0.101 R)
• M8: 4,031,962 km (0.079 R)
• M9: 4,766,936 km (0.079 R)
• M10: 5,440,575 km (0.093 R)
• M11: 5,986,308 km (0.097 R)
• M12: 6,501,523 km (0.102 R)
• M13: 7,401,803 km (0.098 R)
• M14: 8,945,653 km (0.078 R)
• M15: 9,320,695 km (0.096 R)
• M16: 11,021,174 km (0.071 R)
• M17: 12,246,830 km (0.089 R)
• M18: 12,605,865 km (0.106 R)
• M19: 20,259,441 km (0.112 R)
• M20: 21,125,912 km (0.075 R)
• M21: 22,092,314 km (0.052 R)
• M22: 30,721,568 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.6

Radius: 7.8

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 14.65 AU - 20.99 AU

Year: 26197 Days

Day: 21.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,331,455 km

• M1: 97,089 km (0.058 R)
• M2: 448,494 km (0.07 R)
• M3: 4,356,140 km (0.086 R)
• M4: 7,084,506 km (0.068 R)
• M5: 11,678,507 km (0.073 R)
• M6: 14,433,502 km (0.06 R)
• M7: 16,827,217 km (0.118 R)
• M8: 19,381,152 km (0.109 R)
• M9: 24,696,364 km (0.115 R)
• M10: 30,034,017 km (0.106 R)
• M11: 30,782,305 km (0.115 R)
• M12: 31,034,527 km (0.076 R)
• M13: 33,900,673 km (0.099 R)
• M14: 38,669,703 km (0.085 R)
• M15: 46,466,894 km (0.034 R)
• M16: 46,798,851 km (0.026 R)
• M17: 51,260,159 km (0.11 R)
• M18: 53,593,587 km (0.104 R)
• M19: 55,809,430 km (0.061 R)
• M20: 63,432,340 km (0.07 R)
• M21: 64,457,085 km (0.114 R)
• M22: 66,329,601 km (0.108 R)
• M23: 69,747,314 km (0.06 R)
• M24: 70,839,080 km (0.116 R)
• M25: 71,499,405 km (0.052 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 14,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit