🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.57 AU - 0.87 AU

Year: 215 Days

Day: 46.9 Hours

Environment

Temp: 136 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.75 AU - 0.75 AU

Year: 228 Days

Day: 19.7 Hours

Environment

Temp: 191 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.97 AU - 1.53 AU

Year: 491 Days

Day: 42 Hours

Environment

Temp: 13 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.32 AU - 1.5 AU

Year: 588 Days

Day: 33.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.15 AU - 2.86 AU

Year: 1389 Days

Day: 17.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,836,236 km

• M1: 70,909 km (0.065 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.95 AU - 3.07 AU

Year: 1398 Days

Day: 35.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,836,236 km

• M1: 504,145 km (0.104 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.3

Radius: 14.3

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 7.58 AU - 11.36 AU

Year: 10242 Days

Day: 10.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,836,236 km

• M1: 179,368 km (0.109 R)
• M2: 804,089 km (0.077 R)
• M3: 1,485,058 km (0.113 R)
• M4: 2,353,324 km (0.073 R)
• M5: 2,831,738 km (0.03 R)
• M6: 3,492,512 km (0.053 R)
• M7: 4,589,663 km (0.042 R)
• M8: 5,094,705 km (0.106 R)
• M9: 5,637,147 km (0.033 R)
• M10: 6,360,303 km (0.064 R)
• M11: 7,261,929 km (0.092 R)
• M12: 8,289,966 km (0.087 R)
• M13: 8,907,057 km (0.072 R)
• M14: 10,183,725 km (0.058 R)
• M15: 12,464,345 km (0.093 R)
• M16: 13,453,785 km (0.085 R)
• M17: 14,245,308 km (0.114 R)
• M18: 15,196,900 km (0.114 R)
• M19: 15,787,961 km (0.065 R)
• M20: 18,826,593 km (0.05 R)
• M21: 21,902,624 km (0.095 R)
• M22: 24,665,547 km (0.097 R)
• M23: 25,666,806 km (0.085 R)
• M24: 26,600,297 km (0.066 R)
• M25: 27,267,204 km (0.097 R)
• M26: 30,355,652 km (0.104 R)
• M27: 33,010,565 km (0.043 R)
• M28: 36,865,104 km (0.114 R)
• M29: 40,883,901 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.3

Radius: 8.4

Gravity: 12.79 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 10.69 AU - 15.51 AU

Year: 16664 Days

Day: 9 Hours

Environment

Temp: -189 °C

Axial Tilt: 61.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,836,236 km

• M1: 104,569 km (0.11 R)
• M2: 412,292 km (0.117 R)
• M3: 1,256,772 km (0.079 R)
• M4: 2,852,383 km (0.111 R)
• M5: 3,132,879 km (0.09 R)
• M6: 3,749,970 km (0.093 R)
• M7: 5,726,008 km (0.048 R)
• M8: 7,615,728 km (0.116 R)
• M9: 8,209,782 km (0.111 R)
• M10: 8,834,353 km (0.037 R)
• M11: 9,887,522 km (0.056 R)
• M12: 11,588,898 km (0.097 R)
• M13: 12,374,586 km (0.082 R)
• M14: 12,849,111 km (0.097 R)
• M15: 16,436,019 km (0.066 R)
• M16: 16,844,271 km (0.084 R)
• M17: 17,937,533 km (0.089 R)
• M18: 19,077,319 km (0.087 R)
• M19: 19,710,716 km (0.08 R)
• M20: 22,886,978 km (0.099 R)
• M21: 24,862,568 km (0.032 R)
• M22: 26,056,808 km (0.057 R)
• M23: 26,612,115 km (0.086 R)
• M24: 27,977,046 km (0.065 R)
• M25: 28,912,631 km (0.056 R)
• M26: 43,505,006 km (0.083 R)
• M27: 44,286,505 km (0.111 R)
• M28: 49,342,015 km (0.09 R)
• M29: 51,920,933 km (0.105 R)
• M30: 55,863,734 km (0.098 R)
• M31: 58,096,333 km (0.063 R)
• M32: 64,339,651 km (0.046 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 124.9

Radius: 5.7

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 17.26 AU - 19.66 AU

Year: 27876 Days

Day: 18.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,836,236 km

• M1: 70,909 km (0.07 R)
• M2: 308,022 km (0.058 R)
• M3: 597,793 km (0.097 R)
• M4: 972,985 km (0.105 R)
• M5: 4,256,807 km (0.1 R)
• M6: 4,776,810 km (0.033 R)
• M7: 5,168,906 km (0.103 R)
• M8: 5,546,790 km (0.102 R)
• M9: 7,500,688 km (0.084 R)
• M10: 9,065,033 km (0.09 R)
• M11: 11,568,403 km (0.112 R)
• M12: 13,578,849 km (0.098 R)
• M13: 19,806,160 km (0.059 R)
• M14: 20,055,240 km (0.045 R)
• M15: 22,035,018 km (0.037 R)
• M16: 24,521,036 km (0.073 R)
• M17: 28,013,697 km (0.104 R)
• M18: 32,280,528 km (0.041 R)
• M19: 33,089,553 km (0.099 R)
• M20: 34,747,995 km (0.048 R)
• M21: 38,229,885 km (0.1 R)
• M22: 38,487,194 km (0.101 R)
• M23: 44,018,725 km (0.075 R)
• M24: 46,752,626 km (0.106 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 16,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit