🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.11 AU - 1.23 AU

Year: 467 Days

Day: 13.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 48.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 71,734,892 km

• M1: 900,729 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.48 AU - 2.28 AU

Year: 951 Days

Day: 32.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,734,892 km

• M1: 40,541 km (0.057 R)
• M2: 149,149 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.61 AU - 2.23 AU

Year: 982 Days

Day: 13.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.74 AU - 2.52 AU

Year: 1147 Days

Day: 45.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.79 AU - 4.63 AU

Year: 3187 Days

Day: 27.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.19 AU - 5.01 AU

Year: 3640 Days

Day: 43.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,734,892 km

• M1: 19,597 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.4

Radius: 9.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.3 AU - 7.08 AU

Year: 6384 Days

Day: 7.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,734,892 km

• M1: 123,119 km (0.089 R)
• M2: 445,652 km (0.055 R)
• M3: 978,071 km (0.106 R)
• M4: 1,385,575 km (0.084 R)
• M5: 1,905,278 km (0.118 R)
• M6: 2,219,135 km (0.107 R)
• M7: 2,669,275 km (0.104 R)
• M8: 3,008,712 km (0.108 R)
• M9: 3,499,543 km (0.114 R)
• M10: 3,885,505 km (0.078 R)
• M11: 4,820,343 km (0.089 R)
• M12: 6,541,765 km (0.049 R)
• M13: 7,265,221 km (0.114 R)
• M14: 7,860,171 km (0.086 R)
• M15: 8,601,279 km (0.071 R)
• M16: 10,969,713 km (0.102 R)
• M17: 11,333,684 km (0.107 R)
• M18: 13,482,358 km (0.051 R)
• M19: 16,121,564 km (0.115 R)
• M20: 17,072,857 km (0.089 R)
• M21: 19,814,836 km (0.077 R)
• M22: 22,544,250 km (0.079 R)
• M23: 22,911,363 km (0.079 R)
• M24: 25,993,827 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.4

Radius: 6.5

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 11.7 AU - 13.76 AU

Year: 16758 Days

Day: 19.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,734,892 km

• M1: 95,443 km (0.055 R)
• M2: 530,923 km (0.118 R)
• M3: 1,903,483 km (0.054 R)
• M4: 2,373,370 km (0.075 R)
• M5: 3,923,055 km (0.031 R)
• M6: 4,936,879 km (0.107 R)
• M7: 5,290,678 km (0.069 R)
• M8: 6,048,990 km (0.027 R)
• M9: 6,593,227 km (0.08 R)
• M10: 12,609,754 km (0.098 R)
• M11: 15,579,870 km (0.096 R)
• M12: 17,800,202 km (0.065 R)
• M13: 19,416,607 km (0.068 R)
• M14: 19,927,334 km (0.105 R)
• M15: 21,051,861 km (0.117 R)
• M16: 23,756,291 km (0.046 R)
• M17: 25,019,945 km (0.103 R)
• M18: 26,416,441 km (0.062 R)
• M19: 28,795,197 km (0.075 R)
• M20: 31,612,872 km (0.115 R)
• M21: 32,015,440 km (0.119 R)
• M22: 34,290,824 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.3

Radius: 3.8

Gravity: 15.39 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 17.59 AU - 21.71 AU

Year: 32138 Days

Day: 24.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,734,892 km

• M1: 55,202 km (0.112 R)
• M2: 424,858 km (0.075 R)
• M3: 720,613 km (0.1 R)
• M4: 1,604,138 km (0.116 R)
• M5: 2,352,576 km (0.101 R)
• M6: 3,504,629 km (0.099 R)
• M7: 4,398,626 km (0.085 R)
• M8: 8,794,859 km (0.103 R)
• M9: 9,782,205 km (0.061 R)
• M10: 11,909,337 km (0.081 R)
• M11: 20,470,374 km (0.063 R)
• M12: 22,988,256 km (0.088 R)
• M13: 27,252,992 km (0.082 R)
• M14: 33,030,761 km (0.068 R)
• M15: 49,401,705 km (0.076 R)
• M16: 51,613,809 km (0.081 R)
• M17: 52,831,834 km (0.082 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 10,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit