🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.52 AU - 0.56 AU

Year: 145 Days

Day: 20 Hours

Environment

Temp: 201 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,438,265 km

• M1: 199,564 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.95 AU - 1.25 AU

Year: 421 Days

Day: 22.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,438,265 km

• M1: 138,378 km (0.029 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.35 AU - 2.15 AU

Year: 846 Days

Day: 27.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,438,265 km

• M1: 1,112,559 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.7 AU - 2.04 AU

Year: 934 Days

Day: 17.1 Hours

Environment

Temp: -53 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,438,265 km

• M1: 44,431 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.39 AU - 3.03 AU

Year: 1629 Days

Day: 46.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.61 AU - 3.83 AU

Year: 2621 Days

Day: 28 Hours

Environment

Temp: -124 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.7 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.1

Radius: 4.2

Gravity: 32.32 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 12.53 AU - 18.83 AU

Year: 22678 Days

Day: 21 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,438,265 km

• M1: 57,146 km (0.106 R)
• M2: 261,048 km (0.096 R)
• M3: 594,203 km (0.113 R)
• M4: 793,318 km (0.053 R)
• M5: 949,946 km (0.119 R)
• M6: 1,181,973 km (0.117 R)
• M7: 1,741,319 km (0.056 R)
• M8: 2,346,891 km (0.042 R)
• M9: 2,506,363 km (0.115 R)
• M10: 3,218,299 km (0.071 R)
• M11: 3,502,385 km (0.068 R)
• M12: 4,055,897 km (0.083 R)
• M13: 5,104,878 km (0.087 R)
• M14: 5,295,765 km (0.069 R)
• M15: 6,813,734 km (0.055 R)
• M16: 7,973,267 km (0.089 R)
• M17: 10,128,225 km (0.043 R)
• M18: 10,987,964 km (0.099 R)
• M19: 13,419,976 km (0.109 R)
• M20: 14,229,151 km (0.112 R)
• M21: 15,944,291 km (0.074 R)
• M22: 20,824,921 km (0.096 R)
• M23: 22,209,300 km (0.096 R)
• M24: 27,888,484 km (0.119 R)
• M25: 28,719,949 km (0.117 R)
• M26: 30,059,747 km (0.043 R)
• M27: 37,530,815 km (0.105 R)
• M28: 37,962,704 km (0.088 R)
• M29: 43,723,568 km (0.108 R)
• M30: 50,738,661 km (0.12 R)
• M31: 50,914,289 km (0.051 R)
• M32: 57,508,862 km (0.058 R)
• M33: 66,733,815 km (0.115 R)
• M34: 68,647,022 km (0.095 R)
• M35: 74,378,715 km (0.081 R)
• M36: 76,896,746 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.5

Radius: 3.3

Gravity: 44.21 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 15.91 AU - 21.79 AU

Year: 29892 Days

Day: 18 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,438,265 km

• M1: 41,139 km (0.052 R)
• M2: 409,898 km (0.098 R)
• M3: 531,222 km (0.087 R)
• M4: 686,505 km (0.097 R)
• M5: 969,544 km (0.097 R)
• M6: 2,310,390 km (0.109 R)
• M7: 2,751,703 km (0.119 R)
• M8: 3,019,932 km (0.056 R)
• M9: 3,454,514 km (0.096 R)
• M10: 3,639,417 km (0.09 R)
• M11: 4,304,380 km (0.084 R)
• M12: 4,518,604 km (0.095 R)
• M13: 5,447,606 km (0.074 R)
• M14: 6,543,560 km (0.065 R)
• M15: 13,350,862 km (0.089 R)
• M16: 13,501,507 km (0.105 R)
• M17: 18,012,032 km (0.117 R)
• M18: 20,602,918 km (0.089 R)
• M19: 23,213,850 km (0.073 R)
• M20: 24,093,784 km (0.053 R)
• M21: 27,469,759 km (0.083 R)
• M22: 30,491,487 km (0.118 R)
• M23: 32,352,484 km (0.077 R)
• M24: 42,313,608 km (0.111 R)
• M25: 47,718,430 km (0.06 R)
• M26: 50,768,281 km (0.064 R)
• M27: 72,761,562 km (0.094 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 14,390 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit