🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.5 AU - 0.54 AU

Year: 163 Days

Day: 24.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 46.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,594,343 km

• M1: 51,611 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.85 AU - 1.39 AU

Year: 514 Days

Day: 18.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,594,343 km

• M1: 870,660 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.1 AU - 1.56 AU

Year: 665 Days

Day: 16 Hours

Environment

Temp: -89 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,594,343 km

• M1: 35,604 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.82 AU - 2.86 AU

Year: 1552 Days

Day: 35.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,594,343 km

• M1: 127,757 km (0.049 R)

Asteroid Belt

Center: 3.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.5

Radius: 14.6

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.2 AU - 6.84 AU

Year: 5622 Days

Day: 6.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,594,343 km

• M1: 181,612 km (0.11 R)
• M2: 897,138 km (0.107 R)
• M3: 1,810,134 km (0.06 R)
• M4: 4,033,907 km (0.079 R)
• M5: 4,707,995 km (0.112 R)
• M6: 5,311,921 km (0.109 R)
• M7: 7,845,062 km (0.074 R)
• M8: 9,826,635 km (0.118 R)
• M9: 13,370,310 km (0.081 R)
• M10: 15,457,948 km (0.105 R)
• M11: 18,883,739 km (0.041 R)
• M12: 20,701,353 km (0.047 R)
• M13: 22,101,589 km (0.088 R)
• M14: 23,880,159 km (0.116 R)
• M15: 26,767,248 km (0.055 R)
• M16: 29,148,098 km (0.069 R)
• M17: 30,530,083 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.9

Radius: 13.3

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.99 AU - 6.73 AU

Year: 6149 Days

Day: 9.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,594,343 km

• M1: 166,502 km (0.112 R)
• M2: 643,570 km (0.095 R)
• M3: 1,285,195 km (0.112 R)
• M4: 1,962,126 km (0.077 R)
• M5: 2,400,747 km (0.057 R)
• M6: 2,831,738 km (0.074 R)
• M7: 3,990,822 km (0.109 R)
• M8: 4,757,212 km (0.109 R)
• M9: 7,546,614 km (0.103 R)
• M10: 8,601,429 km (0.031 R)
• M11: 9,624,080 km (0.108 R)
• M12: 11,143,246 km (0.086 R)
• M13: 13,930,853 km (0.118 R)
• M14: 14,427,667 km (0.028 R)
• M15: 18,244,059 km (0.11 R)
• M16: 19,929,578 km (0.086 R)
• M17: 21,423,612 km (0.046 R)
• M18: 28,947,936 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.1

Radius: 13.5

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.42 AU - 8.06 AU

Year: 9334 Days

Day: 12.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 102.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,594,343 km

• M1: 169,794 km (0.089 R)
• M2: 604,525 km (0.079 R)
• M3: 1,234,182 km (0.046 R)
• M4: 1,707,211 km (0.067 R)
• M5: 11,632,581 km (0.098 R)
• M6: 15,617,868 km (0.054 R)
• M7: 16,072,197 km (0.053 R)
• M8: 16,888,552 km (0.106 R)
• M9: 17,855,403 km (0.075 R)
• M10: 18,541,160 km (0.073 R)
• M11: 19,309,345 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.2

Radius: 14.7

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.9 AU - 9.28 AU

Year: 11880 Days

Day: 7.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,594,343 km

• M1: 182,809 km (0.09 R)
• M2: 733,329 km (0.045 R)
• M3: 1,447,958 km (0.097 R)
• M4: 3,512,109 km (0.079 R)
• M5: 3,983,193 km (0.05 R)
• M6: 4,496,912 km (0.09 R)
• M7: 5,589,724 km (0.08 R)
• M8: 6,162,086 km (0.096 R)
• M9: 7,853,888 km (0.089 R)
• M10: 9,239,912 km (0.103 R)
• M11: 9,991,642 km (0.039 R)
• M12: 12,673,932 km (0.113 R)
• M13: 14,509,946 km (0.111 R)
• M14: 17,028,875 km (0.064 R)
• M15: 19,908,784 km (0.107 R)
• M16: 22,918,843 km (0.066 R)
• M17: 28,451,121 km (0.079 R)
• M18: 38,390,853 km (0.111 R)
• M19: 47,869,673 km (0.092 R)
• M20: 50,883,771 km (0.077 R)
• M21: 52,124,087 km (0.073 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 17,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit