🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.5 AU - 0.52 AU

Year: 136 Days

Day: 25.2 Hours

Environment

Temp: 231 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,567,811 km

• M1: 361,877 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.59 AU - 0.79 AU

Year: 215 Days

Day: 14.4 Hours

Environment

Temp: 113 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.73 AU - 0.75 AU

Year: 239 Days

Day: 25.2 Hours

Environment

Temp: 112 °C

Axial Tilt: 161.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,567,811 km

• M1: 32,612 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1 AU - 1.24 AU

Year: 444 Days

Day: 16.4 Hours

Environment

Temp: -9 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.98 AU - 1.5 AU

Year: 517 Days

Day: 12.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.09 AU - 1.55 AU

Year: 568 Days

Day: 15.5 Hours

Environment

Temp: -24 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.19 AU - 3.89 AU

Year: 2496 Days

Day: 24.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.1

Radius: 11.7

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.69 AU - 5.63 AU

Year: 4392 Days

Day: 14.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,567,811 km

• M1: 145,559 km (0.07 R)
• M2: 515,365 km (0.07 R)
• M3: 964,607 km (0.103 R)
• M4: 1,508,695 km (0.093 R)
• M5: 1,914,105 km (0.112 R)
• M6: 3,691,627 km (0.06 R)
• M7: 4,507,085 km (0.117 R)
• M8: 7,364,853 km (0.11 R)
• M9: 8,516,607 km (0.098 R)
• M10: 10,404,831 km (0.116 R)
• M11: 12,245,932 km (0.063 R)
• M12: 13,058,398 km (0.075 R)
• M13: 19,360,508 km (0.114 R)
• M14: 20,776,451 km (0.07 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.8

Radius: 13.5

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.03 AU - 6.15 AU

Year: 4953 Days

Day: 5.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,567,811 km

• M1: 171,589 km (0.11 R)
• M2: 757,564 km (0.111 R)
• M3: 1,236,576 km (0.112 R)
• M4: 3,995,161 km (0.084 R)
• M5: 4,670,595 km (0.111 R)
• M6: 5,688,609 km (0.099 R)
• M7: 6,884,195 km (0.072 R)
• M8: 7,670,780 km (0.071 R)
• M9: 10,950,714 km (0.073 R)
• M10: 13,272,024 km (0.092 R)
• M11: 14,377,403 km (0.082 R)
• M12: 16,333,993 km (0.117 R)
• M13: 19,558,575 km (0.111 R)
• M14: 23,897,512 km (0.094 R)
• M15: 27,501,624 km (0.089 R)
• M16: 30,880,441 km (0.079 R)
• M17: 31,839,214 km (0.045 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.8

Radius: 9.1

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.45 AU - 11.37 AU

Year: 10817 Days

Day: 6.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,567,811 km

• M1: 113,694 km (0.109 R)
• M2: 591,660 km (0.054 R)
• M3: 920,027 km (0.114 R)
• M4: 1,336,208 km (0.107 R)
• M5: 1,800,710 km (0.044 R)
• M6: 3,317,931 km (0.1 R)
• M7: 5,975,687 km (0.112 R)
• M8: 6,425,677 km (0.057 R)
• M9: 6,935,208 km (0.098 R)
• M10: 8,583,926 km (0.115 R)
• M11: 8,933,686 km (0.054 R)
• M12: 10,777,779 km (0.119 R)
• M13: 11,133,822 km (0.103 R)
• M14: 12,805,877 km (0.098 R)
• M15: 14,577,265 km (0.084 R)
• M16: 14,887,681 km (0.075 R)
• M17: 15,457,499 km (0.094 R)
• M18: 17,953,988 km (0.12 R)
• M19: 20,089,797 km (0.081 R)
• M20: 20,397,071 km (0.086 R)
• M21: 20,942,505 km (0.111 R)
• M22: 24,421,254 km (0.05 R)
• M23: 27,223,372 km (0.045 R)
• M24: 30,232,982 km (0.096 R)
• M25: 35,097,156 km (0.112 R)
• M26: 35,767,654 km (0.101 R)
• M27: 36,446,828 km (0.094 R)
• M28: 38,299,897 km (0.106 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 11,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit