🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.63 AU - 0.77 AU

Year: 223 Days

Day: 14.5 Hours

Environment

Temp: 172 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.8 AU - 1.14 AU

Year: 364 Days

Day: 27.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 74,968,798 km

• M1: 506,090 km (0.09 R)
• M2: 555,307 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.27 AU - 1.39 AU

Year: 584 Days

Day: 27.7 Hours

Environment

Temp: -37 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.76 AU - 2.58 AU

Year: 1217 Days

Day: 19.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.6

Radius: 9.1

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.83 AU - 4.69 AU

Year: 3348 Days

Day: 13.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,968,798 km

• M1: 113,694 km (0.103 R)
• M2: 465,399 km (0.062 R)
• M3: 870,211 km (0.113 R)
• M4: 1,192,295 km (0.066 R)
• M5: 1,664,276 km (0.086 R)
• M6: 2,170,665 km (0.094 R)
• M7: 2,499,631 km (0.045 R)
• M8: 3,074,236 km (0.102 R)
• M9: 3,491,315 km (0.094 R)
• M10: 3,988,878 km (0.119 R)
• M11: 5,361,588 km (0.03 R)
• M12: 5,686,664 km (0.106 R)
• M13: 6,082,649 km (0.111 R)
• M14: 6,741,927 km (0.101 R)
• M15: 7,025,116 km (0.093 R)
• M16: 7,514,750 km (0.105 R)
• M17: 8,894,940 km (0.055 R)
• M18: 14,245,756 km (0.059 R)
• M19: 16,801,486 km (0.031 R)
• M20: 20,292,652 km (0.072 R)
• M21: 24,831,601 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606

Radius: 14.1

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 10.29 AU - 11.77 AU

Year: 13950 Days

Day: 7.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,968,798 km

• M1: 176,525 km (0.114 R)
• M2: 698,173 km (0.109 R)
• M3: 1,501,065 km (0.078 R)
• M4: 2,052,034 km (0.028 R)
• M5: 3,076,331 km (0.062 R)
• M6: 6,274,583 km (0.084 R)
• M7: 7,037,832 km (0.069 R)
• M8: 7,952,623 km (0.053 R)
• M9: 8,896,286 km (0.119 R)
• M10: 10,179,387 km (0.065 R)
• M11: 12,920,918 km (0.085 R)
• M12: 13,758,815 km (0.027 R)
• M13: 15,758,789 km (0.107 R)
• M14: 19,236,042 km (0.106 R)
• M15: 20,847,211 km (0.046 R)
• M16: 25,118,230 km (0.109 R)
• M17: 27,774,041 km (0.074 R)
• M18: 32,686,387 km (0.081 R)
• M19: 34,730,193 km (0.099 R)
• M20: 38,542,844 km (0.066 R)
• M21: 42,485,496 km (0.116 R)
• M22: 43,333,566 km (0.055 R)
• M23: 48,507,409 km (0.109 R)
• M24: 49,123,752 km (0.105 R)
• M25: 53,094,977 km (0.073 R)
• M26: 53,585,359 km (0.086 R)
• M27: 55,409,855 km (0.109 R)
• M28: 57,104,050 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590

Radius: 3

Gravity: 65.56 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 13.71 AU - 14.05 AU

Year: 19692 Days

Day: 20.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,968,798 km

• M1: 37,399 km (0.089 R)
• M2: 359,035 km (0.111 R)
• M3: 498,161 km (0.052 R)
• M4: 672,442 km (0.086 R)
• M5: 931,546 km (0.061 R)
• M6: 1,156,242 km (0.083 R)
• M7: 1,431,203 km (0.116 R)
• M8: 1,875,808 km (0.076 R)
• M9: 4,092,100 km (0.08 R)
• M10: 4,450,686 km (0.115 R)
• M11: 5,495,927 km (0.103 R)
• M12: 9,259,959 km (0.045 R)
• M13: 9,705,311 km (0.119 R)
• M14: 9,990,744 km (0.045 R)
• M15: 11,502,431 km (0.12 R)
• M16: 14,521,615 km (0.091 R)
• M17: 19,612,879 km (0.075 R)
• M18: 20,253,158 km (0.039 R)
• M19: 20,907,350 km (0.034 R)
• M20: 27,214,097 km (0.074 R)
• M21: 33,113,788 km (0.119 R)
• M22: 40,688,377 km (0.087 R)
• M23: 41,728,232 km (0.069 R)
• M24: 51,894,604 km (0.086 R)
• M25: 52,941,041 km (0.111 R)
• M26: 58,572,354 km (0.117 R)
• M27: 60,470,750 km (0.1 R)
• M28: 64,790,389 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.3

Radius: 6.2

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.89 AU - 17.41 AU

Year: 27045 Days

Day: 25 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,968,798 km

• M1: 98,585 km (0.1 R)
• M2: 445,054 km (0.077 R)
• M3: 649,704 km (0.109 R)
• M4: 918,830 km (0.109 R)
• M5: 1,486,704 km (0.113 R)
• M6: 1,847,534 km (0.113 R)
• M7: 2,395,660 km (0.109 R)
• M8: 3,125,698 km (0.109 R)
• M9: 4,090,006 km (0.078 R)
• M10: 4,417,924 km (0.114 R)
• M11: 4,657,730 km (0.112 R)
• M12: 5,163,520 km (0.109 R)
• M13: 5,785,698 km (0.032 R)
• M14: 6,157,000 km (0.103 R)
• M15: 6,456,644 km (0.102 R)
• M16: 6,992,952 km (0.073 R)
• M17: 8,568,368 km (0.086 R)
• M18: 12,742,148 km (0.072 R)
• M19: 13,370,758 km (0.053 R)
• M20: 15,458,247 km (0.055 R)
• M21: 25,764,942 km (0.096 R)
• M22: 33,212,971 km (0.12 R)
• M23: 36,166,632 km (0.094 R)
• M24: 38,134,741 km (0.12 R)
• M25: 39,583,597 km (0.098 R)
• M26: 46,558,597 km (0.084 R)
• M27: 57,448,724 km (0.111 R)
• M28: 70,564,568 km (0.101 R)
• M29: 73,851,083 km (0.118 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: 510 - 19,138 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit