🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.47 AU - 0.75 AU

Year: 175 Days

Day: 22.7 Hours

Environment

Temp: 131 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 54,268,576 km

• M1: 18,251 km (0.109 R)
• M2: 33,360 km (0.031 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.92 AU - 1 AU

Year: 345 Days

Day: 29.1 Hours

Environment

Temp: 18 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.97 AU - 1.23 AU

Year: 424 Days

Day: 31.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 14.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,268,576 km

• M1: 69,563 km (0.027 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.86 AU - 2.58 AU

Year: 1214 Days

Day: 32.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.1

Radius: 13.2

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.07 AU - 5.07 AU

Year: 4191 Days

Day: 6.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,268,576 km

• M1: 164,258 km (0.091 R)
• M2: 968,646 km (0.109 R)
• M3: 1,389,166 km (0.043 R)
• M4: 2,745,121 km (0.041 R)
• M5: 3,308,507 km (0.107 R)
• M6: 3,858,428 km (0.057 R)
• M7: 4,902,771 km (0.092 R)
• M8: 5,392,554 km (0.059 R)
• M9: 5,945,019 km (0.104 R)
• M10: 9,255,620 km (0.06 R)
• M11: 9,964,265 km (0.089 R)
• M12: 11,919,061 km (0.101 R)
• M13: 13,218,468 km (0.106 R)
• M14: 14,665,827 km (0.08 R)
• M15: 15,399,156 km (0.104 R)
• M16: 16,454,868 km (0.108 R)
• M17: 18,775,879 km (0.113 R)
• M18: 19,980,591 km (0.065 R)
• M19: 21,738,515 km (0.102 R)
• M20: 24,841,325 km (0.07 R)
• M21: 25,399,175 km (0.114 R)
• M22: 27,714,352 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.3

Radius: 9.9

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.71 AU - 7.31 AU

Year: 5409 Days

Day: 8 Hours

Environment

Temp: -161 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,268,576 km

• M1: 123,418 km (0.045 R)
• M2: 465,997 km (0.109 R)
• M3: 819,946 km (0.117 R)
• M4: 1,389,615 km (0.077 R)
• M5: 3,317,482 km (0.114 R)
• M6: 4,432,435 km (0.073 R)
• M7: 5,534,373 km (0.12 R)
• M8: 6,655,609 km (0.043 R)
• M9: 7,582,966 km (0.108 R)
• M10: 10,174,002 km (0.088 R)
• M11: 11,183,937 km (0.06 R)
• M12: 14,202,971 km (0.039 R)
• M13: 16,009,665 km (0.089 R)
• M14: 16,569,011 km (0.111 R)
• M15: 17,667,509 km (0.08 R)
• M16: 19,945,286 km (0.086 R)
• M17: 21,187,846 km (0.11 R)
• M18: 22,204,812 km (0.045 R)
• M19: 22,550,832 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.4

Radius: 13.9

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.02 AU - 13.18 AU

Year: 12669 Days

Day: 12.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,268,576 km

• M1: 203,304 km (0.102 R)
• M2: 660,325 km (0.113 R)
• M3: 1,143,227 km (0.098 R)
• M4: 2,050,089 km (0.099 R)
• M5: 3,867,255 km (0.116 R)
• M6: 4,656,533 km (0.036 R)
• M7: 6,492,548 km (0.083 R)
• M8: 8,384,362 km (0.083 R)
• M9: 13,756,272 km (0.068 R)
• M10: 23,737,293 km (0.031 R)
• M11: 24,831,900 km (0.094 R)
• M12: 29,549,319 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196.2

Radius: 5.2

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 12.21 AU - 18.89 AU

Year: 22510 Days

Day: 21.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,268,576 km

• M1: 64,776 km (0.045 R)
• M2: 251,324 km (0.066 R)
• M3: 448,345 km (0.052 R)
• M4: 1,084,884 km (0.11 R)
• M5: 1,414,149 km (0.104 R)
• M6: 1,648,419 km (0.043 R)
• M7: 1,994,888 km (0.102 R)
• M8: 2,614,672 km (0.097 R)
• M9: 4,809,123 km (0.12 R)
• M10: 5,036,960 km (0.101 R)
• M11: 6,021,763 km (0.074 R)
• M12: 6,325,297 km (0.067 R)
• M13: 7,468,374 km (0.111 R)
• M14: 9,181,569 km (0.052 R)
• M15: 15,157,406 km (0.112 R)
• M16: 16,809,116 km (0.12 R)
• M17: 20,128,094 km (0.099 R)
• M18: 20,465,288 km (0.093 R)
• M19: 26,185,013 km (0.072 R)
• M20: 26,687,961 km (0.071 R)
• M21: 32,191,517 km (0.087 R)
• M22: 34,301,445 km (0.056 R)
• M23: 38,405,663 km (0.119 R)
• M24: 40,911,128 km (0.107 R)
• M25: 41,181,003 km (0.079 R)
• M26: 41,724,492 km (0.084 R)
• M27: 47,423,871 km (0.042 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 19,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit