🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.62 AU - 0.8 AU

Year: 215 Days

Day: 22 Hours

Environment

Temp: 124 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.57 AU - 0.87 AU

Year: 220 Days

Day: 13.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,549,731 km

• M1: 47,722 km (0.103 R)
• M2: 83,775 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1 AU - 1.1 AU

Year: 387 Days

Day: 39.8 Hours

Environment

Temp: 36 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.02 AU - 1.3 AU

Year: 450 Days

Day: 45.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.7

Radius: 11.5

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.61 AU - 5.71 AU

Year: 4218 Days

Day: 9.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,549,731 km

• M1: 143,016 km (0.096 R)
• M2: 540,048 km (0.092 R)
• M3: 1,287,290 km (0.109 R)
• M4: 2,093,772 km (0.094 R)
• M5: 2,899,656 km (0.09 R)
• M6: 3,720,050 km (0.117 R)
• M7: 4,573,656 km (0.093 R)
• M8: 5,270,782 km (0.05 R)
• M9: 7,152,723 km (0.119 R)
• M10: 7,596,729 km (0.099 R)
• M11: 11,971,869 km (0.076 R)
• M12: 15,749,065 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.8

Radius: 14.7

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.76 AU - 9.12 AU

Year: 7303 Days

Day: 7.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,549,731 km

• M1: 183,257 km (0.093 R)
• M2: 705,204 km (0.052 R)
• M3: 1,240,914 km (0.089 R)
• M4: 2,119,951 km (0.105 R)
• M5: 2,749,310 km (0.106 R)
• M6: 3,207,378 km (0.097 R)
• M7: 5,172,496 km (0.119 R)
• M8: 8,134,235 km (0.083 R)
• M9: 10,169,962 km (0.113 R)
• M10: 11,919,659 km (0.048 R)
• M11: 13,038,502 km (0.056 R)
• M12: 18,296,268 km (0.113 R)
• M13: 19,179,793 km (0.11 R)
• M14: 19,784,318 km (0.101 R)
• M15: 21,593,854 km (0.08 R)
• M16: 25,540,246 km (0.081 R)
• M17: 27,207,514 km (0.039 R)
• M18: 27,683,236 km (0.117 R)
• M19: 30,553,271 km (0.078 R)
• M20: 31,067,439 km (0.102 R)
• M21: 32,644,649 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.1

Radius: 9.4

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.33 AU - 10.17 AU

Year: 10957 Days

Day: 5.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 83,549,731 km

• M1: 117,135 km (0.108 R)
• M2: 438,471 km (0.081 R)
• M3: 738,714 km (0.119 R)
• M4: 1,172,548 km (0.117 R)
• M5: 2,036,625 km (0.109 R)
• M6: 2,544,211 km (0.057 R)
• M7: 3,276,941 km (0.116 R)
• M8: 4,059,488 km (0.1 R)
• M9: 4,929,399 km (0.032 R)
• M10: 5,460,023 km (0.072 R)
• M11: 6,213,697 km (0.038 R)
• M12: 7,493,357 km (0.114 R)
• M13: 8,516,158 km (0.073 R)
• M14: 9,085,378 km (0.106 R)
• M15: 9,781,307 km (0.117 R)
• M16: 11,001,278 km (0.096 R)
• M17: 13,549,528 km (0.079 R)
• M18: 14,391,465 km (0.104 R)
• M19: 14,994,643 km (0.038 R)
• M20: 15,336,923 km (0.056 R)
• M21: 19,292,889 km (0.078 R)
• M22: 21,289,423 km (0.054 R)
• M23: 22,426,516 km (0.111 R)
• M24: 23,603,702 km (0.102 R)
• M25: 25,688,797 km (0.086 R)
• M26: 26,080,743 km (0.061 R)
• M27: 32,221,137 km (0.111 R)
• M28: 46,241,899 km (0.096 R)
• M29: 47,701,375 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.1

Radius: 7.3

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 18.08 AU - 21.92 AU

Year: 32190 Days

Day: 15.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 89.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,549,731 km

• M1: 90,806 km (0.094 R)
• M2: 874,848 km (0.111 R)
• M3: 1,394,851 km (0.119 R)
• M4: 1,788,891 km (0.111 R)
• M5: 2,147,328 km (0.093 R)
• M6: 2,601,208 km (0.118 R)
• M7: 5,273,475 km (0.051 R)
• M8: 8,374,339 km (0.076 R)
• M9: 10,775,535 km (0.12 R)
• M10: 11,096,721 km (0.085 R)
• M11: 13,600,990 km (0.104 R)
• M12: 19,885,297 km (0.118 R)
• M13: 24,968,034 km (0.118 R)
• M14: 30,853,962 km (0.058 R)
• M15: 32,424,441 km (0.048 R)
• M16: 36,295,136 km (0.093 R)
• M17: 38,044,234 km (0.109 R)
• M18: 41,867,507 km (0.055 R)
• M19: 42,502,101 km (0.044 R)
• M20: 45,437,212 km (0.034 R)
• M21: 53,919,561 km (0.058 R)
• M22: 63,398,680 km (0.06 R)
• M23: 74,160,900 km (0.077 R)
• M24: 75,791,368 km (0.1 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 16,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit