🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.61 AU - 0.85 AU

Year: 217 Days

Day: 31.1 Hours

Environment

Temp: 199 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.66 AU - 0.88 AU

Year: 235 Days

Day: 41.8 Hours

Environment

Temp: 192 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,488,883 km

• M1: 57,745 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.82 AU - 0.98 AU

Year: 297 Days

Day: 20.1 Hours

Environment

Temp: 125 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,488,883 km

• M1: 34,108 km (0.108 R)
• M2: 309,967 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.48 AU - 1.5 AU

Year: 633 Days

Day: 18.1 Hours

Environment

Temp: -2 °C

Axial Tilt: 43.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.43 AU - 2.23 AU

Year: 862 Days

Day: 22.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.99 AU - 4.53 AU

Year: 3062 Days

Day: 29.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.7

Radius: 15

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.47 AU - 8.85 AU

Year: 8118 Days

Day: 6.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,488,883 km

• M1: 186,549 km (0.084 R)
• M2: 791,822 km (0.1 R)
• M3: 1,715,588 km (0.102 R)
• M4: 4,556,901 km (0.083 R)
• M5: 6,944,483 km (0.105 R)
• M6: 8,313,902 km (0.12 R)
• M7: 9,856,854 km (0.085 R)
• M8: 11,874,032 km (0.088 R)
• M9: 13,718,873 km (0.059 R)
• M10: 15,223,229 km (0.089 R)
• M11: 21,981,762 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.6

Radius: 3.4

Gravity: 80.59 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 12.08 AU - 16.08 AU

Year: 18399 Days

Day: 15.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 88,488,883 km

• M1: 42,336 km (0.032 R)
• M2: 157,227 km (0.101 R)
• M3: 368,759 km (0.112 R)
• M4: 499,358 km (0.096 R)
• M5: 926,160 km (0.102 R)
• M6: 1,302,549 km (0.115 R)
• M7: 1,492,089 km (0.118 R)
• M8: 1,848,581 km (0.111 R)
• M9: 2,067,592 km (0.065 R)
• M10: 2,557,076 km (0.071 R)
• M11: 2,829,045 km (0.076 R)
• M12: 3,488,772 km (0.118 R)
• M13: 6,831,237 km (0.118 R)
• M14: 8,637,781 km (0.088 R)
• M15: 9,078,496 km (0.044 R)
• M16: 10,614,268 km (0.03 R)
• M17: 11,574,836 km (0.091 R)
• M18: 14,416,747 km (0.094 R)
• M19: 19,687,229 km (0.047 R)
• M20: 19,970,568 km (0.086 R)
• M21: 20,352,491 km (0.071 R)
• M22: 20,739,351 km (0.03 R)
• M23: 21,727,894 km (0.063 R)
• M24: 22,851,224 km (0.11 R)
• M25: 25,771,076 km (0.097 R)
• M26: 25,996,819 km (0.073 R)
• M27: 26,223,759 km (0.099 R)
• M28: 31,816,924 km (0.04 R)
• M29: 34,205,703 km (0.115 R)
• M30: 35,443,775 km (0.088 R)
• M31: 38,301,244 km (0.095 R)
• M32: 41,617,679 km (0.032 R)
• M33: 45,284,023 km (0.119 R)
• M34: 46,274,661 km (0.064 R)
• M35: 47,279,659 km (0.071 R)
• M36: 48,128,178 km (0.105 R)
• M37: 54,354,292 km (0.082 R)
• M38: 57,755,699 km (0.093 R)
• M39: 58,142,260 km (0.114 R)
• M40: 66,661,709 km (0.115 R)
• M41: 69,676,405 km (0.054 R)
• M42: 69,895,117 km (0.101 R)
• M43: 71,884,470 km (0.093 R)
• M44: 77,607,785 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.2

Radius: 5

Gravity: 17.77 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 17 AU - 23 AU

Year: 31149 Days

Day: 20.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,488,883 km

• M1: 62,233 km (0.073 R)
• M2: 315,352 km (0.071 R)
• M3: 481,406 km (0.035 R)
• M4: 678,277 km (0.114 R)
• M5: 1,254,229 km (0.101 R)
• M6: 1,726,509 km (0.029 R)
• M7: 3,386,597 km (0.032 R)
• M8: 3,724,987 km (0.118 R)
• M9: 5,227,249 km (0.072 R)
• M10: 6,112,120 km (0.091 R)
• M11: 6,291,338 km (0.101 R)
• M12: 7,594,785 km (0.091 R)
• M13: 8,120,023 km (0.109 R)
• M14: 9,598,947 km (0.088 R)
• M15: 11,181,992 km (0.086 R)
• M16: 11,450,520 km (0.104 R)
• M17: 15,425,485 km (0.093 R)
• M18: 17,048,921 km (0.105 R)
• M19: 17,404,665 km (0.091 R)
• M20: 18,972,002 km (0.076 R)
• M21: 25,025,031 km (0.095 R)
• M22: 26,657,593 km (0.083 R)
• M23: 28,859,224 km (0.063 R)
• M24: 30,784,250 km (0.085 R)
• M25: 32,384,498 km (0.087 R)
• M26: 35,894,812 km (0.1 R)
• M27: 41,542,880 km (0.093 R)
• M28: 42,674,139 km (0.066 R)
• M29: 42,837,350 km (0.115 R)
• M30: 47,931,457 km (0.12 R)
• M31: 51,727,802 km (0.06 R)
• M32: 59,504,498 km (0.106 R)
• M33: 62,400,264 km (0.107 R)
• M34: 63,456,874 km (0.042 R)
• M35: 70,274,946 km (0.087 R)
• M36: 77,808,545 km (0.083 R)
• M37: 83,543,679 km (0.063 R)
• M38: 85,602,744 km (0.092 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 17,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit