🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.54 AU - 0.7 AU

Year: 182 Days

Day: 39.5 Hours

Environment

Temp: 203 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.03 AU - 1.17 AU

Year: 430 Days

Day: 35.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.91 AU - 4.25 AU

Year: 3072 Days

Day: 46.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.2

Radius: 12.4

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.42 AU - 7.46 AU

Year: 6815 Days

Day: 10.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,817,450 km

• M1: 154,235 km (0.112 R)
• M2: 895,642 km (0.101 R)
• M3: 1,475,933 km (0.083 R)
• M4: 1,861,596 km (0.096 R)
• M5: 2,807,653 km (0.066 R)
• M6: 3,226,826 km (0.091 R)
• M7: 4,338,937 km (0.118 R)
• M8: 4,744,496 km (0.069 R)
• M9: 5,175,488 km (0.114 R)
• M10: 6,147,724 km (0.084 R)
• M11: 6,793,838 km (0.044 R)
• M12: 7,664,946 km (0.101 R)
• M13: 11,050,346 km (0.052 R)
• M14: 11,522,028 km (0.067 R)
• M15: 13,491,334 km (0.088 R)
• M16: 14,472,248 km (0.088 R)
• M17: 14,980,132 km (0.087 R)
• M18: 17,957,579 km (0.112 R)
• M19: 20,806,521 km (0.091 R)
• M20: 23,710,215 km (0.076 R)
• M21: 25,137,379 km (0.044 R)
• M22: 31,048,589 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.5

Radius: 5.7

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 11.47 AU - 13.77 AU

Year: 16713 Days

Day: 16.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,817,450 km

• M1: 70,909 km (0.084 R)
• M2: 472,879 km (0.095 R)
• M3: 1,183,469 km (0.05 R)
• M4: 1,643,632 km (0.117 R)
• M5: 7,394,174 km (0.116 R)
• M6: 10,814,729 km (0.097 R)
• M7: 12,896,234 km (0.116 R)
• M8: 14,161,084 km (0.077 R)
• M9: 22,004,650 km (0.107 R)
• M10: 23,436,601 km (0.096 R)
• M11: 25,992,032 km (0.037 R)
• M12: 29,787,180 km (0.118 R)
• M13: 33,585,919 km (0.093 R)
• M14: 35,964,824 km (0.093 R)
• M15: 45,315,439 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.4

Radius: 7.2

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 11.86 AU - 19.14 AU

Year: 22748 Days

Day: 16.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,817,450 km

• M1: 113,844 km (0.096 R)
• M2: 585,077 km (0.079 R)
• M3: 1,016,218 km (0.043 R)
• M4: 1,296,415 km (0.107 R)
• M5: 1,867,879 km (0.076 R)
• M6: 2,092,276 km (0.115 R)
• M7: 2,618,711 km (0.114 R)
• M8: 2,999,886 km (0.117 R)
• M9: 3,256,446 km (0.117 R)
• M10: 7,456,556 km (0.063 R)
• M11: 14,315,918 km (0.051 R)
• M12: 14,678,094 km (0.117 R)
• M13: 15,420,997 km (0.077 R)
• M14: 15,878,617 km (0.1 R)
• M15: 17,469,740 km (0.12 R)
• M16: 25,109,703 km (0.05 R)
• M17: 26,387,120 km (0.086 R)
• M18: 27,819,220 km (0.119 R)
• M19: 34,067,325 km (0.085 R)
• M20: 38,343,131 km (0.094 R)
• M21: 44,021,567 km (0.09 R)
• M22: 44,942,043 km (0.055 R)
• M23: 62,424,499 km (0.103 R)
• M24: 64,761,816 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.2

Radius: 4.8

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 15.87 AU - 19.25 AU

Year: 27431 Days

Day: 22.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,817,450 km

• M1: 60,288 km (0.119 R)
• M2: 246,388 km (0.113 R)
• M3: 551,268 km (0.119 R)
• M4: 728,990 km (0.112 R)
• M5: 1,190,649 km (0.105 R)
• M6: 1,759,869 km (0.105 R)
• M7: 2,328,640 km (0.113 R)
• M8: 2,600,609 km (0.093 R)
• M9: 3,183,143 km (0.064 R)
• M10: 3,491,764 km (0.078 R)
• M11: 4,475,370 km (0.092 R)
• M12: 4,963,209 km (0.119 R)
• M13: 5,704,616 km (0.062 R)
• M14: 6,639,453 km (0.045 R)
• M15: 9,363,480 km (0.106 R)
• M16: 10,489,503 km (0.116 R)
• M17: 11,056,180 km (0.091 R)
• M18: 13,135,890 km (0.114 R)
• M19: 20,041,328 km (0.113 R)
• M20: 24,063,266 km (0.069 R)
• M21: 25,852,906 km (0.073 R)
• M22: 27,304,753 km (0.109 R)
• M23: 29,029,616 km (0.055 R)
• M24: 30,031,025 km (0.119 R)
• M25: 36,913,873 km (0.119 R)
• M26: 53,190,271 km (0.057 R)
• M27: 54,855,744 km (0.092 R)
• M28: 55,192,938 km (0.11 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: 343 - 12,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit