🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.45 AU - 0.71 AU

Year: 156 Days

Day: 26.5 Hours

Environment

Temp: 250 °C

Axial Tilt: 43.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,057,361 km

• M1: 79,736 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.61 AU - 0.93 AU

Year: 239 Days

Day: 15.1 Hours

Environment

Temp: 114 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.77 AU - 0.81 AU

Year: 248 Days

Day: 16.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.15 AU - 1.79 AU

Year: 629 Days

Day: 13.5 Hours

Environment

Temp: -20 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.43 AU - 1.75 AU

Year: 708 Days

Day: 28.3 Hours

Environment

Temp: -31 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,057,361 km

• M1: 470,635 km (0.034 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.75 AU - 2.39 AU

Year: 1052 Days

Day: 43.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.62 AU - 3.62 AU

Year: 2432 Days

Day: 43.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.2

Radius: 5.3

Gravity: 30.09 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 13.79 AU - 14.21 AU

Year: 18497 Days

Day: 21.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 125.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,057,361 km

• M1: 66,421 km (0.08 R)
• M2: 348,563 km (0.069 R)
• M3: 605,273 km (0.087 R)
• M4: 1,149,360 km (0.072 R)
• M5: 2,240,527 km (0.115 R)
• M6: 4,692,736 km (0.07 R)
• M7: 7,748,123 km (0.091 R)
• M8: 8,679,519 km (0.068 R)
• M9: 9,172,145 km (0.066 R)
• M10: 9,799,259 km (0.093 R)
• M11: 10,454,498 km (0.073 R)
• M12: 10,949,068 km (0.063 R)
• M13: 15,403,345 km (0.062 R)
• M14: 24,944,099 km (0.072 R)
• M15: 25,937,578 km (0.095 R)
• M16: 29,561,736 km (0.095 R)
• M17: 30,176,284 km (0.113 R)
• M18: 33,775,609 km (0.058 R)
• M19: 41,966,541 km (0.07 R)
• M20: 47,265,148 km (0.06 R)
• M21: 48,104,990 km (0.118 R)
• M22: 54,631,347 km (0.108 R)
• M23: 55,928,959 km (0.081 R)
• M24: 56,679,641 km (0.091 R)
• M25: 66,847,659 km (0.036 R)
• M26: 70,271,655 km (0.103 R)
• M27: 71,805,781 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.3

Radius: 4.2

Gravity: 25.07 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 11.09 AU - 18.09 AU

Year: 19678 Days

Day: 24.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,057,361 km

• M1: 52,210 km (0.031 R)
• M2: 284,984 km (0.062 R)
• M3: 491,130 km (0.051 R)
• M4: 832,811 km (0.107 R)
• M5: 1,181,674 km (0.092 R)
• M6: 1,704,219 km (0.079 R)
• M7: 1,842,747 km (0.1 R)
• M8: 2,496,190 km (0.107 R)
• M9: 3,291,901 km (0.09 R)
• M10: 5,184,613 km (0.076 R)
• M11: 5,589,575 km (0.106 R)
• M12: 5,742,015 km (0.093 R)
• M13: 6,546,104 km (0.118 R)
• M14: 8,324,972 km (0.086 R)
• M15: 8,726,044 km (0.115 R)
• M16: 9,895,301 km (0.045 R)
• M17: 10,062,402 km (0.055 R)
• M18: 10,691,461 km (0.044 R)
• M19: 13,470,989 km (0.111 R)
• M20: 23,024,608 km (0.077 R)
• M21: 24,113,681 km (0.101 R)
• M22: 24,721,946 km (0.097 R)
• M23: 26,608,076 km (0.09 R)
• M24: 31,138,498 km (0.043 R)
• M25: 36,421,098 km (0.114 R)
• M26: 45,724,589 km (0.1 R)
• M27: 50,177,370 km (0.087 R)
• M28: 51,500,713 km (0.117 R)
• M29: 57,205,927 km (0.068 R)
• M30: 57,744,479 km (0.107 R)
• M31: 58,649,696 km (0.088 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 13,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit