🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.59 AU - 0.91 AU

Year: 228 Days

Day: 21.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.15 AU - 1.31 AU

Year: 479 Days

Day: 17.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 96,186,478 km

• M1: 41,289 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.22 AU - 1.94 AU

Year: 698 Days

Day: 37.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.92 AU - 2.88 AU

Year: 1307 Days

Day: 21.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406

Radius: 12.8

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.85 AU - 6.15 AU

Year: 4533 Days

Day: 7.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 96,186,478 km

• M1: 161,267 km (0.066 R)
• M2: 628,909 km (0.081 R)
• M3: 1,095,056 km (0.07 R)
• M4: 1,920,238 km (0.118 R)
• M5: 3,593,939 km (0.059 R)
• M6: 4,303,931 km (0.075 R)
• M7: 5,080,792 km (0.118 R)
• M8: 7,131,330 km (0.091 R)
• M9: 7,547,512 km (0.118 R)
• M10: 8,394,086 km (0.071 R)
• M11: 9,005,193 km (0.094 R)
• M12: 11,795,643 km (0.044 R)
• M13: 12,379,673 km (0.116 R)
• M14: 13,029,975 km (0.119 R)
• M15: 14,048,287 km (0.1 R)
• M16: 15,487,568 km (0.104 R)
• M17: 20,845,266 km (0.119 R)
• M18: 22,440,877 km (0.085 R)
• M19: 23,760,779 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.5

Radius: 11.2

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 10.14 AU - 10.58 AU

Year: 11720 Days

Day: 9.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 96,186,478 km

• M1: 153,637 km (0.066 R)
• M2: 757,115 km (0.098 R)
• M3: 1,202,767 km (0.095 R)
• M4: 1,565,093 km (0.114 R)
• M5: 2,095,118 km (0.043 R)
• M6: 2,610,333 km (0.083 R)
• M7: 2,959,195 km (0.082 R)
• M8: 3,946,691 km (0.12 R)
• M9: 4,737,615 km (0.089 R)
• M10: 8,190,783 km (0.113 R)
• M11: 8,605,019 km (0.114 R)
• M12: 8,989,785 km (0.052 R)
• M13: 13,157,133 km (0.065 R)
• M14: 13,611,162 km (0.098 R)
• M15: 16,690,335 km (0.064 R)
• M16: 18,042,700 km (0.097 R)
• M17: 19,321,014 km (0.088 R)
• M18: 21,272,817 km (0.105 R)
• M19: 23,188,119 km (0.101 R)
• M20: 25,389,900 km (0.036 R)
• M21: 26,094,506 km (0.102 R)
• M22: 27,450,760 km (0.102 R)
• M23: 32,827,009 km (0.038 R)
• M24: 34,299,800 km (0.084 R)
• M25: 37,831,058 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.5

Radius: 3.5

Gravity: 46 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 18.56 AU - 21.36 AU

Year: 31341 Days

Day: 19 Hours

Environment

Temp: -197 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 96,186,478 km

• M1: 44,431 km (0.096 R)
• M2: 157,975 km (0.111 R)
• M3: 274,811 km (0.041 R)
• M4: 724,054 km (0.105 R)
• M5: 985,700 km (0.106 R)
• M6: 1,291,329 km (0.109 R)
• M7: 1,457,382 km (0.098 R)
• M8: 1,675,496 km (0.109 R)
• M9: 1,915,002 km (0.086 R)
• M10: 2,043,058 km (0.108 R)
• M11: 2,245,763 km (0.119 R)
• M12: 2,852,682 km (0.12 R)
• M13: 4,718,616 km (0.102 R)
• M14: 5,487,399 km (0.078 R)
• M15: 6,104,790 km (0.084 R)
• M16: 7,014,943 km (0.062 R)
• M17: 10,543,808 km (0.076 R)
• M18: 13,329,320 km (0.111 R)
• M19: 15,014,989 km (0.066 R)
• M20: 21,545,684 km (0.036 R)
• M21: 25,602,928 km (0.032 R)
• M22: 27,684,283 km (0.037 R)
• M23: 31,217,186 km (0.055 R)
• M24: 41,750,223 km (0.12 R)
• M25: 50,948,846 km (0.089 R)
• M26: 51,517,318 km (0.079 R)
• M27: 61,195,851 km (0.069 R)
• M28: 62,053,047 km (0.1 R)
• M29: 65,562,314 km (0.09 R)
• M30: 66,685,345 km (0.113 R)
• M31: 69,665,484 km (0.053 R)
• M32: 90,255,836 km (0.079 R)
• M33: 91,924,600 km (0.043 R)
• M34: 92,204,797 km (0.114 R)
• M35: 93,613,860 km (0.111 R)
• M36: 95,610,842 km (0.048 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 13,617 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit