🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.83 AU - 0.87 AU

Year: 337 Days

Day: 37.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.75 AU - 1.21 AU

Year: 418 Days

Day: 41.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.99 AU - 1.39 AU

Year: 559 Days

Day: 42.3 Hours

Environment

Temp: -65 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.62 AU - 2.22 AU

Year: 1145 Days

Day: 32 Hours

Environment

Temp: -104 °C

Axial Tilt: 75.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,548,515 km

• M1: 1,947,465 km (0.064 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.88 AU - 1.98 AU

Year: 1154 Days

Day: 14.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 135.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.25 AU - 2.41 AU

Year: 1531 Days

Day: 38.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.4

Radius: 12.6

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.32 AU - 3.44 AU

Year: 2675 Days

Day: 14.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,548,515 km

• M1: 156,779 km (0.077 R)
• M2: 666,159 km (0.042 R)
• M3: 1,289,534 km (0.112 R)
• M4: 1,729,501 km (0.116 R)
• M5: 3,250,911 km (0.12 R)
• M6: 3,758,347 km (0.113 R)
• M7: 4,232,124 km (0.059 R)
• M8: 5,871,567 km (0.077 R)
• M9: 7,448,927 km (0.108 R)
• M10: 7,900,563 km (0.086 R)
• M11: 10,599,757 km (0.091 R)
• M12: 13,576,156 km (0.112 R)
• M13: 14,548,243 km (0.071 R)
• M14: 17,070,164 km (0.031 R)
• M15: 18,728,008 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.2

Radius: 12.5

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.99 AU - 9.17 AU

Year: 9886 Days

Day: 7.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 167 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 29,548,515 km

• M1: 155,432 km (0.079 R)
• M2: 981,811 km (0.108 R)
• M3: 1,460,823 km (0.075 R)
• M4: 1,860,399 km (0.069 R)
• M5: 2,652,520 km (0.114 R)
• M6: 3,092,338 km (0.087 R)
• M7: 3,529,762 km (0.109 R)
• M8: 4,120,823 km (0.116 R)
• M9: 4,808,524 km (0.057 R)
• M10: 5,571,623 km (0.108 R)
• M11: 8,305,375 km (0.068 R)
• M12: 11,203,684 km (0.098 R)
• M13: 12,484,092 km (0.079 R)
• M14: 13,097,294 km (0.084 R)
• M15: 14,185,917 km (0.083 R)
• M16: 14,584,296 km (0.065 R)
• M17: 15,403,345 km (0.103 R)
• M18: 16,762,741 km (0.088 R)
• M19: 19,637,114 km (0.055 R)
• M20: 23,465,324 km (0.105 R)
• M21: 25,456,920 km (0.066 R)
• M22: 25,947,152 km (0.091 R)
• M23: 28,810,456 km (0.092 R)
• M24: 41,291,107 km (0.111 R)
• M25: 46,334,350 km (0.106 R)
• M26: 47,360,442 km (0.063 R)
• M27: 48,102,597 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.9

Radius: 8.7

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.57 AU - 11.11 AU

Year: 13287 Days

Day: 9 Hours

Environment

Temp: -200 °C

Axial Tilt: 157.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,548,515 km

• M1: 108,159 km (0.076 R)
• M2: 505,042 km (0.075 R)
• M3: 976,724 km (0.085 R)
• M4: 2,702,486 km (0.105 R)
• M5: 4,059,637 km (0.116 R)
• M6: 4,368,258 km (0.107 R)
• M7: 7,934,821 km (0.068 R)
• M8: 9,122,329 km (0.073 R)
• M9: 9,653,999 km (0.109 R)
• M10: 9,948,707 km (0.117 R)
• M11: 13,340,241 km (0.117 R)
• M12: 13,971,992 km (0.108 R)
• M13: 17,309,521 km (0.085 R)
• M14: 17,997,521 km (0.104 R)
• M15: 19,096,467 km (0.12 R)
• M16: 20,514,805 km (0.03 R)
• M17: 21,356,293 km (0.102 R)
• M18: 22,293,523 km (0.094 R)
• M19: 24,717,308 km (0.119 R)
• M20: 25,190,486 km (0.043 R)
• M21: 27,732,453 km (0.12 R)
• M22: 29,021,688 km (0.065 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 10,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit