🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.5 AU - 0.7 AU

Year: 171 Days

Day: 31.7 Hours

Environment

Temp: 224 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 68,240,593 km

• M1: 42,037 km (0.051 R)
• M2: 579,093 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.54 AU - 0.7 AU

Year: 180 Days

Day: 41.2 Hours

Environment

Temp: 154 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.89 AU - 0.95 AU

Year: 326 Days

Day: 22.2 Hours

Environment

Temp: 22 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,240,593 km

• M1: 26,479 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.97 AU - 1.13 AU

Year: 397 Days

Day: 25.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.19 AU - 1.25 AU

Year: 497 Days

Day: 34.5 Hours

Environment

Temp: -7 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.8

Radius: 13.6

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.42 AU - 10.66 AU

Year: 10028 Days

Day: 12.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,240,593 km

• M1: 169,195 km (0.105 R)
• M2: 596,746 km (0.118 R)
• M3: 1,055,563 km (0.077 R)
• M4: 1,685,818 km (0.083 R)
• M5: 2,581,012 km (0.047 R)
• M6: 3,694,020 km (0.082 R)
• M7: 4,158,073 km (0.114 R)
• M8: 4,630,353 km (0.071 R)
• M9: 5,237,870 km (0.117 R)
• M10: 6,007,402 km (0.1 R)
• M11: 7,599,273 km (0.093 R)
• M12: 8,870,406 km (0.117 R)
• M13: 10,438,191 km (0.11 R)
• M14: 11,773,652 km (0.094 R)
• M15: 12,302,779 km (0.082 R)
• M16: 16,246,927 km (0.097 R)
• M17: 20,456,162 km (0.098 R)
• M18: 22,184,317 km (0.06 R)
• M19: 23,450,663 km (0.118 R)
• M20: 27,130,621 km (0.037 R)
• M21: 29,859,735 km (0.1 R)
• M22: 34,527,787 km (0.084 R)
• M23: 35,370,621 km (0.099 R)
• M24: 40,452,760 km (0.068 R)
• M25: 40,986,226 km (0.07 R)
• M26: 47,612,365 km (0.098 R)
• M27: 50,636,486 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.5

Radius: 10.1

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 10.84 AU - 12.14 AU

Year: 14370 Days

Day: 6.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,240,593 km

• M1: 128,355 km (0.063 R)
• M2: 480,209 km (0.1 R)
• M3: 835,355 km (0.093 R)
• M4: 1,459,028 km (0.118 R)
• M5: 2,088,386 km (0.092 R)
• M6: 3,709,130 km (0.098 R)
• M7: 4,444,254 km (0.096 R)
• M8: 4,881,379 km (0.109 R)
• M9: 5,496,226 km (0.118 R)
• M10: 7,701,149 km (0.097 R)
• M11: 8,843,179 km (0.04 R)
• M12: 13,080,239 km (0.106 R)
• M13: 14,700,833 km (0.118 R)
• M14: 18,251,389 km (0.057 R)
• M15: 19,111,577 km (0.096 R)
• M16: 19,729,715 km (0.037 R)
• M17: 21,569,320 km (0.083 R)
• M18: 22,628,473 km (0.06 R)
• M19: 23,121,249 km (0.102 R)
• M20: 35,197,686 km (0.113 R)
• M21: 37,894,337 km (0.103 R)
• M22: 42,341,882 km (0.1 R)
• M23: 55,402,075 km (0.081 R)
• M24: 59,041,492 km (0.099 R)
• M25: 61,299,971 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.9

Radius: 5.5

Gravity: 22.05 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 13.38 AU - 16.9 AU

Year: 21735 Days

Day: 18.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,240,593 km

• M1: 68,366 km (0.078 R)
• M2: 255,812 km (0.055 R)
• M3: 632,051 km (0.119 R)
• M4: 848,968 km (0.102 R)
• M5: 1,500,766 km (0.102 R)
• M6: 1,798,166 km (0.095 R)
• M7: 2,557,824 km (0.059 R)
• M8: 4,201,606 km (0.109 R)
• M9: 4,613,449 km (0.11 R)
• M10: 5,843,592 km (0.091 R)
• M11: 6,096,562 km (0.116 R)
• M12: 6,945,829 km (0.093 R)
• M13: 8,284,730 km (0.101 R)
• M14: 9,964,415 km (0.101 R)
• M15: 10,448,065 km (0.097 R)
• M16: 10,821,012 km (0.079 R)
• M17: 11,267,263 km (0.095 R)
• M18: 16,760,945 km (0.113 R)
• M19: 17,444,458 km (0.084 R)
• M20: 19,419,898 km (0.099 R)
• M21: 19,888,887 km (0.098 R)
• M22: 20,078,577 km (0.071 R)
• M23: 20,365,207 km (0.113 R)
• M24: 23,070,385 km (0.116 R)
• M25: 24,891,141 km (0.103 R)
• M26: 29,425,901 km (0.082 R)
• M27: 34,073,608 km (0.078 R)
• M28: 38,302,141 km (0.104 R)
• M29: 40,694,211 km (0.105 R)
• M30: 41,771,316 km (0.113 R)
• M31: 47,782,158 km (0.114 R)
• M32: 49,153,522 km (0.09 R)
• M33: 56,595,418 km (0.114 R)
• M34: 60,086,882 km (0.12 R)
• M35: 62,289,861 km (0.091 R)
• M36: 65,799,277 km (0.042 R)
• M37: 76,183,314 km (0.08 R)
• M38: 76,880,889 km (0.101 R)
• M39: 78,288,904 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325

Radius: 6.9

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 12.8 AU - 20.14 AU

Year: 24661 Days

Day: 19.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,240,593 km

• M1: 87,515 km (0.12 R)
• M2: 315,801 km (0.099 R)
• M3: 1,051,673 km (0.084 R)
• M4: 1,614,161 km (0.079 R)
• M5: 2,382,496 km (0.119 R)
• M6: 2,625,293 km (0.085 R)
• M7: 3,766,874 km (0.067 R)
• M8: 4,318,143 km (0.09 R)
• M9: 4,817,500 km (0.046 R)
• M10: 5,244,303 km (0.091 R)
• M11: 7,765,326 km (0.113 R)
• M12: 8,153,383 km (0.108 R)
• M13: 8,707,793 km (0.057 R)
• M14: 10,004,507 km (0.12 R)
• M15: 10,581,057 km (0.115 R)
• M16: 14,370,072 km (0.085 R)
• M17: 17,454,332 km (0.075 R)
• M18: 18,459,330 km (0.072 R)
• M19: 20,128,693 km (0.052 R)
• M20: 20,953,575 km (0.111 R)
• M21: 23,263,067 km (0.08 R)
• M22: 24,998,103 km (0.049 R)
• M23: 27,037,422 km (0.044 R)
• M24: 30,240,910 km (0.119 R)
• M25: 35,243,463 km (0.093 R)
• M26: 36,845,357 km (0.072 R)
• M27: 40,337,271 km (0.037 R)
• M28: 50,436,025 km (0.115 R)
• M29: 55,617,048 km (0.111 R)
• M30: 57,056,179 km (0.093 R)
• M31: 58,335,690 km (0.12 R)
• M32: 61,713,460 km (0.108 R)
• M33: 64,036,416 km (0.088 R)
• M34: 65,616,917 km (0.03 R)
• M35: 68,240,565 km (0.079 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 10,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit