🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.46 AU - 0.6 AU

Year: 136 Days

Day: 17.7 Hours

Environment

Temp: 243 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.22 AU - 1.34 AU

Year: 509 Days

Day: 31.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 11.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.3 AU - 1.42 AU

Year: 557 Days

Day: 37 Hours

Environment

Temp: 4 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.66 AU - 1.7 AU

Year: 765 Days

Day: 20.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,470,713 km

• M1: 602,281 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.07 AU - 3.65 AU

Year: 2165 Days

Day: 37.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.7 AU - 6.16 AU

Year: 3847 Days

Day: 17.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.5

Radius: 9.3

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.01 AU - 8.43 AU

Year: 6818 Days

Day: 7.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,470,713 km

• M1: 118,781 km (0.107 R)
• M2: 444,455 km (0.116 R)
• M3: 647,460 km (0.048 R)
• M4: 1,137,542 km (0.081 R)
• M5: 1,773,333 km (0.104 R)
• M6: 3,005,421 km (0.077 R)
• M7: 3,285,468 km (0.097 R)
• M8: 3,672,628 km (0.087 R)
• M9: 3,864,861 km (0.109 R)
• M10: 4,430,042 km (0.107 R)
• M11: 4,924,014 km (0.107 R)
• M12: 5,467,952 km (0.025 R)
• M13: 5,750,841 km (0.111 R)
• M14: 6,164,031 km (0.043 R)
• M15: 6,824,356 km (0.057 R)
• M16: 8,076,340 km (0.095 R)
• M17: 9,466,104 km (0.101 R)
• M18: 10,186,867 km (0.111 R)
• M19: 11,368,840 km (0.101 R)
• M20: 12,439,213 km (0.079 R)
• M21: 14,879,902 km (0.034 R)
• M22: 16,344,465 km (0.052 R)
• M23: 16,588,609 km (0.054 R)
• M24: 17,373,399 km (0.115 R)
• M25: 20,558,487 km (0.075 R)
• M26: 20,740,847 km (0.075 R)
• M27: 21,431,840 km (0.075 R)
• M28: 22,751,891 km (0.045 R)
• M29: 23,232,998 km (0.111 R)
• M30: 24,906,549 km (0.07 R)
• M31: 25,409,946 km (0.026 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.1

Radius: 9.2

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.36 AU - 9.52 AU

Year: 10194 Days

Day: 13.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,470,713 km

• M1: 170,542 km (0.11 R)
• M2: 365,468 km (0.094 R)
• M3: 750,233 km (0.106 R)
• M4: 1,206,806 km (0.078 R)
• M5: 1,532,032 km (0.106 R)
• M6: 1,703,770 km (0.093 R)
• M7: 2,199,089 km (0.03 R)
• M8: 2,761,577 km (0.104 R)
• M9: 3,049,553 km (0.079 R)
• M10: 3,529,163 km (0.06 R)
• M11: 4,066,519 km (0.072 R)
• M12: 4,993,427 km (0.101 R)
• M13: 5,506,099 km (0.082 R)
• M14: 6,444,377 km (0.073 R)
• M15: 6,773,941 km (0.034 R)
• M16: 8,422,061 km (0.107 R)
• M17: 9,347,174 km (0.05 R)
• M18: 10,047,442 km (0.091 R)
• M19: 10,390,021 km (0.033 R)
• M20: 12,604,817 km (0.026 R)
• M21: 14,663,583 km (0.067 R)
• M22: 15,328,546 km (0.112 R)
• M23: 18,923,233 km (0.094 R)
• M24: 19,583,109 km (0.046 R)
• M25: 24,734,512 km (0.093 R)
• M26: 25,542,939 km (0.12 R)
• M27: 26,144,173 km (0.073 R)
• M28: 27,819,519 km (0.088 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.6

Radius: 12.8

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.86 AU - 11.22 AU

Year: 12892 Days

Day: 6.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,470,713 km

• M1: 211,831 km (0.098 R)
• M2: 515,365 km (0.115 R)
• M3: 880,383 km (0.094 R)
• M4: 1,583,643 km (0.112 R)
• M5: 2,890,081 km (0.089 R)
• M6: 5,287,537 km (0.117 R)
• M7: 5,568,631 km (0.07 R)
• M8: 5,967,160 km (0.035 R)
• M9: 7,370,537 km (0.12 R)
• M10: 8,000,045 km (0.095 R)
• M11: 9,665,518 km (0.107 R)
• M12: 10,288,594 km (0.108 R)
• M13: 10,981,980 km (0.115 R)
• M14: 11,491,211 km (0.103 R)
• M15: 15,503,276 km (0.104 R)
• M16: 16,975,469 km (0.096 R)
• M17: 17,290,671 km (0.089 R)
• M18: 20,672,930 km (0.089 R)
• M19: 25,271,269 km (0.062 R)
• M20: 25,810,869 km (0.064 R)
• M21: 26,199,823 km (0.065 R)
• M22: 27,784,962 km (0.076 R)
• M23: 28,758,395 km (0.091 R)
• M24: 29,416,776 km (0.09 R)
• M25: 32,733,660 km (0.117 R)
• M26: 34,056,853 km (0.098 R)
• M27: 35,497,181 km (0.104 R)
• M28: 36,782,077 km (0.058 R)
• M29: 39,998,132 km (0.114 R)
• M30: 40,969,770 km (0.104 R)
• M31: 41,755,608 km (0.065 R)
• M32: 44,056,274 km (0.104 R)
• M33: 45,900,067 km (0.117 R)
• M34: 51,220,815 km (0.048 R)
• M35: 56,834,026 km (0.099 R)
• M36: 58,341,524 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.9

Radius: 3.1

Gravity: 31.1 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 12.46 AU - 15.98 AU

Year: 18846 Days

Day: 16.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,470,713 km

• M1: 73,153 km (0.105 R)
• M2: 150,795 km (0.09 R)
• M3: 342,130 km (0.117 R)
• M4: 649,704 km (0.09 R)
• M5: 1,004,400 km (0.074 R)
• M6: 1,124,976 km (0.086 R)
• M7: 1,493,286 km (0.075 R)
• M8: 3,047,907 km (0.096 R)
• M9: 3,258,092 km (0.081 R)
• M10: 5,027,386 km (0.077 R)
• M11: 7,668,237 km (0.112 R)
• M12: 8,426,549 km (0.097 R)
• M13: 9,910,111 km (0.101 R)
• M14: 21,622,577 km (0.076 R)
• M15: 31,219,131 km (0.053 R)
• M16: 31,552,584 km (0.082 R)
• M17: 33,246,631 km (0.103 R)
• M18: 34,284,391 km (0.082 R)
• M19: 35,338,009 km (0.099 R)
• M20: 36,767,716 km (0.111 R)
• M21: 40,655,765 km (0.099 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 14,176 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit