🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.38 AU - 0.62 AU

Year: 134 Days

Day: 22.7 Hours

Environment

Temp: 161 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.06 AU - 1.12 AU

Year: 431 Days

Day: 40.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 50,935,745 km

• M1: 38,447 km (0.1 R)
• M2: 50,863 km (0.03 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.3 AU - 1.52 AU

Year: 634 Days

Day: 37.7 Hours

Environment

Temp: -48 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,935,745 km

• M1: 96,790 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.55 AU - 2.01 AU

Year: 899 Days

Day: 35.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.75 AU - 2.73 AU

Year: 1270 Days

Day: 38.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.09 AU - 3.77 AU

Year: 2406 Days

Day: 27 Hours

Environment

Temp: -113 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,935,745 km

• M1: 21,243 km (0.072 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.6 AU - 4.06 AU

Year: 2839 Days

Day: 26.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.9

Radius: 8.4

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.94 AU - 7.88 AU

Year: 7640 Days

Day: 6 Hours

Environment

Temp: -157 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,935,745 km

• M1: 104,419 km (0.103 R)
• M2: 670,348 km (0.114 R)
• M3: 1,009,187 km (0.052 R)
• M4: 1,437,935 km (0.1 R)
• M5: 1,984,416 km (0.064 R)
• M6: 3,230,416 km (0.12 R)
• M7: 5,694,742 km (0.078 R)
• M8: 6,635,414 km (0.087 R)
• M9: 8,255,409 km (0.118 R)
• M10: 12,994,071 km (0.064 R)
• M11: 17,456,276 km (0.071 R)
• M12: 21,237,811 km (0.094 R)
• M13: 23,002,318 km (0.119 R)
• M14: 24,449,678 km (0.061 R)
• M15: 25,279,647 km (0.048 R)
• M16: 26,559,456 km (0.115 R)
• M17: 27,347,837 km (0.071 R)
• M18: 27,971,660 km (0.056 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.7

Radius: 14

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.95 AU - 10.99 AU

Year: 11038 Days

Day: 13.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,935,745 km

• M1: 200,162 km (0.107 R)
• M2: 721,959 km (0.117 R)
• M3: 1,517,371 km (0.117 R)
• M4: 2,014,934 km (0.105 R)
• M5: 2,622,301 km (0.114 R)
• M6: 4,677,477 km (0.104 R)
• M7: 6,256,482 km (0.105 R)
• M8: 7,270,457 km (0.098 R)
• M9: 8,122,865 km (0.09 R)
• M10: 9,476,128 km (0.104 R)
• M11: 10,284,704 km (0.039 R)
• M12: 11,866,851 km (0.12 R)
• M13: 14,373,513 km (0.075 R)
• M14: 16,418,516 km (0.107 R)
• M15: 17,585,379 km (0.075 R)
• M16: 18,419,088 km (0.107 R)
• M17: 18,963,325 km (0.112 R)
• M18: 20,165,643 km (0.038 R)
• M19: 21,333,255 km (0.043 R)
• M20: 23,438,845 km (0.07 R)
• M21: 30,368,368 km (0.079 R)
• M22: 31,901,447 km (0.091 R)
• M23: 32,913,925 km (0.057 R)
• M24: 33,485,688 km (0.111 R)
• M25: 34,297,107 km (0.07 R)
• M26: 41,268,517 km (0.114 R)
• M27: 45,225,231 km (0.079 R)
• M28: 49,877,127 km (0.109 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 19,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit