🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.81 AU - 1.09 AU

Year: 327 Days

Day: 44.1 Hours

Environment

Temp: 114 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.75 AU - 1.25 AU

Year: 353 Days

Day: 47.6 Hours

Environment

Temp: 114 °C

Axial Tilt: 45.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.78 AU - 3.9 AU

Year: 2155 Days

Day: 23 Hours

Environment

Temp: -108 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,915,156 km

• M1: 181,462 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.39 AU - 4.39 AU

Year: 2709 Days

Day: 44.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.72 AU - 4.54 AU

Year: 2964 Days

Day: 44.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752

Radius: 12.5

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.41 AU - 8.61 AU

Year: 8005 Days

Day: 10 Hours

Environment

Temp: -169 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,915,156 km

• M1: 155,582 km (0.115 R)
• M2: 583,432 km (0.1 R)
• M3: 1,191,397 km (0.119 R)
• M4: 1,627,026 km (0.068 R)
• M5: 3,147,539 km (0.114 R)
• M6: 4,426,003 km (0.108 R)
• M7: 8,357,135 km (0.119 R)
• M8: 9,468,049 km (0.059 R)
• M9: 13,218,169 km (0.04 R)
• M10: 14,230,198 km (0.09 R)
• M11: 15,229,213 km (0.111 R)
• M12: 17,089,313 km (0.105 R)
• M13: 19,849,842 km (0.097 R)
• M14: 21,256,062 km (0.057 R)
• M15: 21,902,026 km (0.039 R)
• M16: 29,896,686 km (0.119 R)
• M17: 30,912,904 km (0.118 R)
• M18: 32,057,029 km (0.089 R)
• M19: 32,480,091 km (0.118 R)
• M20: 35,208,756 km (0.104 R)
• M21: 37,033,252 km (0.049 R)
• M22: 38,800,302 km (0.099 R)
• M23: 39,401,686 km (0.072 R)
• M24: 40,746,421 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.8

Radius: 3.9

Gravity: 55.61 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 11.63 AU - 14.95 AU

Year: 17107 Days

Day: 24.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,915,156 km

• M1: 48,470 km (0.057 R)
• M2: 333,005 km (0.119 R)
• M3: 470,037 km (0.11 R)
• M4: 758,910 km (0.089 R)
• M5: 1,014,722 km (0.058 R)
• M6: 1,416,393 km (0.043 R)
• M7: 1,732,343 km (0.051 R)
• M8: 2,963,235 km (0.077 R)
• M9: 6,439,141 km (0.083 R)
• M10: 6,702,284 km (0.119 R)
• M11: 8,434,478 km (0.059 R)
• M12: 9,018,208 km (0.078 R)
• M13: 12,479,454 km (0.096 R)
• M14: 13,096,396 km (0.055 R)
• M15: 17,737,371 km (0.079 R)
• M16: 21,568,123 km (0.107 R)
• M17: 23,675,060 km (0.092 R)
• M18: 39,258,072 km (0.057 R)
• M19: 48,787,755 km (0.114 R)
• M20: 61,297,428 km (0.092 R)
• M21: 63,270,923 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.4

Radius: 3.1

Gravity: 76.84 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 15.81 AU - 17.43 AU

Year: 23925 Days

Day: 23.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,915,156 km

• M1: 51,611 km (0.093 R)
• M2: 329,265 km (0.058 R)
• M3: 585,975 km (0.047 R)
• M4: 936,483 km (0.108 R)
• M5: 2,656,409 km (0.104 R)
• M6: 2,945,133 km (0.102 R)
• M7: 3,196,607 km (0.031 R)
• M8: 4,172,733 km (0.061 R)
• M9: 8,261,692 km (0.094 R)
• M10: 8,592,154 km (0.11 R)
• M11: 9,696,336 km (0.117 R)
• M12: 12,900,423 km (0.066 R)
• M13: 14,980,282 km (0.098 R)
• M14: 20,280,684 km (0.082 R)
• M15: 23,400,398 km (0.096 R)
• M16: 24,395,074 km (0.11 R)
• M17: 31,623,643 km (0.118 R)
• M18: 32,565,811 km (0.119 R)
• M19: 52,496,286 km (0.032 R)
• M20: 53,625,750 km (0.108 R)
• M21: 73,728,563 km (0.108 R)
• M22: 81,237,478 km (0.081 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 19,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit