🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.8 AU - 1 AU

Year: 320 Days

Day: 19.3 Hours

Environment

Temp: 32 °C

Axial Tilt: 26.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,094,041 km

• M1: 350,657 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.34 AU - 1.76 AU

Year: 723 Days

Day: 12.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.29 AU - 2.73 AU

Year: 1490 Days

Day: 36.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.92 AU - 2.94 AU

Year: 1879 Days

Day: 28.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.5 AU - 5.18 AU

Year: 3388 Days

Day: 14.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.2

Radius: 10

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.34 AU - 5.87 AU

Year: 4316 Days

Day: 12.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,094,041 km

• M1: 358,287 km (0.105 R)
• M2: 928,404 km (0.111 R)
• M3: 3,783,929 km (0.12 R)
• M4: 4,016,254 km (0.056 R)
• M5: 4,344,472 km (0.087 R)
• M6: 4,732,529 km (0.049 R)
• M7: 5,016,914 km (0.051 R)
• M8: 5,636,399 km (0.096 R)
• M9: 6,957,647 km (0.102 R)
• M10: 7,332,091 km (0.091 R)
• M11: 8,704,950 km (0.079 R)
• M12: 8,961,511 km (0.086 R)
• M13: 10,756,984 km (0.078 R)
• M14: 11,186,630 km (0.094 R)
• M15: 11,921,454 km (0.091 R)
• M16: 12,184,148 km (0.113 R)
• M17: 12,564,576 km (0.086 R)
• M18: 14,308,588 km (0.109 R)
• M19: 14,720,879 km (0.116 R)
• M20: 18,278,317 km (0.113 R)
• M21: 18,979,631 km (0.045 R)
• M22: 19,263,867 km (0.108 R)
• M23: 22,172,349 km (0.061 R)
• M24: 23,309,443 km (0.045 R)
• M25: 29,130,296 km (0.095 R)
• M26: 29,659,573 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.4

Radius: 6.4

Gravity: 16.81 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 11.47 AU - 15.17 AU

Year: 18217 Days

Day: 24.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 81,094,041 km

• M1: 111,151 km (0.096 R)
• M2: 537,356 km (0.059 R)
• M3: 685,009 km (0.11 R)
• M4: 1,732,343 km (0.12 R)
• M5: 2,074,623 km (0.108 R)
• M6: 2,245,464 km (0.068 R)
• M7: 2,607,940 km (0.116 R)
• M8: 3,637,023 km (0.098 R)
• M9: 3,765,827 km (0.095 R)
• M10: 5,027,685 km (0.052 R)
• M11: 5,255,972 km (0.101 R)
• M12: 6,432,260 km (0.109 R)
• M13: 7,268,213 km (0.093 R)
• M14: 8,397,826 km (0.049 R)
• M15: 8,742,799 km (0.055 R)
• M16: 11,582,615 km (0.026 R)
• M17: 12,046,219 km (0.111 R)
• M18: 12,281,387 km (0.085 R)
• M19: 13,306,581 km (0.116 R)
• M20: 14,245,457 km (0.05 R)
• M21: 14,694,700 km (0.109 R)
• M22: 17,820,697 km (0.098 R)
• M23: 18,540,412 km (0.12 R)
• M24: 19,348,540 km (0.092 R)
• M25: 19,721,637 km (0.106 R)
• M26: 24,728,678 km (0.113 R)
• M27: 24,896,826 km (0.053 R)
• M28: 25,150,394 km (0.087 R)
• M29: 27,489,357 km (0.108 R)
• M30: 28,292,249 km (0.033 R)
• M31: 30,863,985 km (0.103 R)
• M32: 32,288,008 km (0.115 R)
• M33: 37,577,040 km (0.099 R)
• M34: 39,783,759 km (0.116 R)
• M35: 40,641,104 km (0.071 R)
• M36: 41,944,101 km (0.082 R)
• M37: 45,405,796 km (0.074 R)
• M38: 48,532,840 km (0.083 R)
• M39: 52,619,106 km (0.094 R)
• M40: 61,155,161 km (0.111 R)
• M41: 63,827,727 km (0.101 R)
• M42: 67,110,353 km (0.119 R)
• M43: 71,329,611 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 379.8

Radius: 3.2

Gravity: 37.09 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 16.73 AU - 20.05 AU

Year: 29553 Days

Day: 20.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 81,094,041 km

• M1: 41,139 km (0.119 R)
• M2: 331,658 km (0.058 R)
• M3: 471,682 km (0.098 R)
• M4: 883,076 km (0.078 R)
• M5: 1,002,755 km (0.083 R)
• M6: 1,074,711 km (0.114 R)
• M7: 1,326,634 km (0.113 R)
• M8: 1,409,661 km (0.112 R)
• M9: 2,409,872 km (0.087 R)
• M10: 2,550,494 km (0.081 R)
• M11: 2,874,224 km (0.087 R)
• M12: 3,546,517 km (0.109 R)
• M13: 3,717,208 km (0.092 R)
• M14: 4,179,765 km (0.061 R)
• M15: 4,669,698 km (0.105 R)
• M16: 5,146,316 km (0.097 R)
• M17: 6,169,566 km (0.104 R)
• M18: 6,394,411 km (0.071 R)
• M19: 8,339,782 km (0.064 R)
• M20: 8,496,112 km (0.098 R)
• M21: 9,081,937 km (0.085 R)
• M22: 9,687,210 km (0.085 R)
• M23: 12,558,592 km (0.104 R)
• M24: 18,327,684 km (0.085 R)
• M25: 20,628,798 km (0.102 R)
• M26: 20,710,628 km (0.05 R)
• M27: 25,367,760 km (0.09 R)
• M28: 27,968,519 km (0.067 R)
• M29: 28,063,813 km (0.12 R)
• M30: 29,904,166 km (0.076 R)
• M31: 32,414,867 km (0.071 R)
• M32: 34,074,805 km (0.104 R)
• M33: 36,208,220 km (0.066 R)
• M34: 40,097,465 km (0.047 R)
• M35: 40,669,378 km (0.113 R)
• M36: 43,589,379 km (0.087 R)
• M37: 52,826,299 km (0.064 R)
• M38: 54,142,611 km (0.095 R)
• M39: 65,256,835 km (0.076 R)
• M40: 69,391,870 km (0.063 R)
• M41: 73,191,207 km (0.111 R)
• M42: 77,091,972 km (0.078 R)
• M43: 80,770,134 km (0.085 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 10,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit