🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.27 AU - 1.29 AU

Year: 519 Days

Day: 39.8 Hours

Environment

Temp: 17 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.22 AU - 1.58 AU

Year: 593 Days

Day: 26 Hours

Environment

Temp: -18 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.32 AU - 1.78 AU

Year: 691 Days

Day: 21.5 Hours

Environment

Temp: -28 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.44 AU - 3.16 AU

Year: 1678 Days

Day: 39.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.1

Radius: 11.3

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.48 AU - 7.04 AU

Year: 4951 Days

Day: 14.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 96,963,287 km

• M1: 141,071 km (0.034 R)
• M2: 511,326 km (0.061 R)
• M3: 985,551 km (0.102 R)
• M4: 1,558,959 km (0.111 R)
• M5: 2,189,664 km (0.08 R)
• M6: 2,557,376 km (0.098 R)
• M7: 2,915,214 km (0.041 R)
• M8: 3,438,806 km (0.092 R)
• M9: 4,651,746 km (0.068 R)
• M10: 5,113,854 km (0.07 R)
• M11: 7,056,232 km (0.096 R)
• M12: 8,175,673 km (0.085 R)
• M13: 9,486,001 km (0.111 R)
• M14: 10,151,562 km (0.091 R)
• M15: 11,016,238 km (0.047 R)
• M16: 11,401,452 km (0.096 R)
• M17: 12,611,848 km (0.108 R)
• M18: 13,906,020 km (0.11 R)
• M19: 14,559,762 km (0.037 R)
• M20: 15,128,833 km (0.096 R)
• M21: 15,820,573 km (0.074 R)
• M22: 17,267,035 km (0.038 R)
• M23: 18,199,927 km (0.12 R)
• M24: 20,293,699 km (0.104 R)
• M25: 23,165,380 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.3

Radius: 11.7

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.33 AU - 8.01 AU

Year: 6876 Days

Day: 14.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 96,963,287 km

• M1: 145,559 km (0.096 R)
• M2: 1,062,294 km (0.036 R)
• M3: 1,519,316 km (0.061 R)
• M4: 2,522,220 km (0.116 R)
• M5: 2,902,049 km (0.086 R)
• M6: 3,778,842 km (0.116 R)
• M7: 4,637,684 km (0.065 R)
• M8: 5,715,985 km (0.109 R)
• M9: 9,717,130 km (0.099 R)
• M10: 10,588,836 km (0.09 R)
• M11: 13,016,960 km (0.116 R)
• M12: 14,250,693 km (0.027 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.5

Radius: 3.4

Gravity: 22.02 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 12.03 AU - 14.71 AU

Year: 17509 Days

Day: 16.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 96,963,287 km

• M1: 46,226 km (0.033 R)
• M2: 194,776 km (0.085 R)
• M3: 329,115 km (0.101 R)
• M4: 473,178 km (0.056 R)
• M5: 635,043 km (0.096 R)
• M6: 1,339,499 km (0.092 R)
• M7: 1,590,674 km (0.038 R)
• M8: 1,775,128 km (0.087 R)
• M9: 1,939,536 km (0.076 R)
• M10: 2,060,561 km (0.114 R)
• M11: 2,242,322 km (0.045 R)
• M12: 3,991,271 km (0.114 R)
• M13: 6,219,681 km (0.077 R)
• M14: 7,074,932 km (0.092 R)
• M15: 7,573,243 km (0.076 R)
• M16: 9,063,387 km (0.049 R)
• M17: 10,158,743 km (0.07 R)
• M18: 11,063,361 km (0.107 R)
• M19: 13,841,543 km (0.076 R)
• M20: 16,189,033 km (0.095 R)
• M21: 23,595,623 km (0.069 R)
• M22: 28,952,274 km (0.067 R)
• M23: 32,751,611 km (0.025 R)
• M24: 36,261,776 km (0.095 R)
• M25: 38,609,714 km (0.078 R)
• M26: 43,196,535 km (0.106 R)
• M27: 44,017,677 km (0.037 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.4

Radius: 5.3

Gravity: 15.89 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.42 AU - 19.36 AU

Year: 23765 Days

Day: 18.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 96,963,287 km

• M1: 66,571 km (0.088 R)
• M2: 239,805 km (0.115 R)
• M3: 422,764 km (0.062 R)
• M4: 589,266 km (0.104 R)
• M5: 1,140,085 km (0.114 R)
• M6: 1,426,416 km (0.054 R)
• M7: 1,759,570 km (0.095 R)
• M8: 1,944,922 km (0.116 R)
• M9: 2,247,409 km (0.084 R)
• M10: 2,466,121 km (0.102 R)
• M11: 3,290,854 km (0.097 R)
• M12: 3,631,937 km (0.049 R)
• M13: 4,588,316 km (0.112 R)
• M14: 4,869,411 km (0.07 R)
• M15: 5,162,024 km (0.104 R)
• M16: 5,742,015 km (0.087 R)
• M17: 7,169,628 km (0.068 R)
• M18: 8,345,916 km (0.091 R)
• M19: 8,764,939 km (0.072 R)
• M20: 9,364,079 km (0.051 R)
• M21: 11,073,982 km (0.109 R)
• M22: 11,262,027 km (0.116 R)
• M23: 11,452,166 km (0.114 R)
• M24: 13,260,954 km (0.097 R)
• M25: 14,269,991 km (0.117 R)
• M26: 14,793,285 km (0.098 R)
• M27: 18,731,299 km (0.082 R)
• M28: 26,418,535 km (0.076 R)
• M29: 28,360,016 km (0.067 R)
• M30: 30,150,254 km (0.104 R)
• M31: 31,259,821 km (0.114 R)
• M32: 42,191,835 km (0.056 R)
• M33: 43,268,043 km (0.061 R)
• M34: 44,362,351 km (0.1 R)
• M35: 44,995,898 km (0.04 R)
• M36: 68,178,033 km (0.096 R)
• M37: 68,809,934 km (0.04 R)
• M38: 72,246,496 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.7

Radius: 3.8

Gravity: 48.66 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 16.56 AU - 20.36 AU

Year: 28407 Days

Day: 19 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 96,963,287 km

• M1: 48,171 km (0.063 R)
• M2: 593,904 km (0.092 R)
• M3: 1,151,156 km (0.068 R)
• M4: 1,337,405 km (0.072 R)
• M5: 1,830,480 km (0.033 R)
• M6: 2,107,086 km (0.113 R)
• M7: 3,163,845 km (0.106 R)
• M8: 3,498,496 km (0.11 R)
• M9: 3,625,953 km (0.099 R)
• M10: 3,958,210 km (0.098 R)
• M11: 6,203,525 km (0.069 R)
• M12: 6,485,367 km (0.053 R)
• M13: 7,227,522 km (0.072 R)
• M14: 8,246,732 km (0.085 R)
• M15: 8,703,305 km (0.073 R)
• M16: 12,903,265 km (0.079 R)
• M17: 16,976,217 km (0.106 R)
• M18: 19,649,680 km (0.106 R)
• M19: 20,256,898 km (0.071 R)
• M20: 20,462,146 km (0.067 R)
• M21: 21,615,396 km (0.032 R)
• M22: 22,590,774 km (0.066 R)
• M23: 26,053,367 km (0.098 R)
• M24: 27,910,176 km (0.1 R)
• M25: 30,252,729 km (0.066 R)
• M26: 38,059,942 km (0.09 R)
• M27: 38,844,284 km (0.1 R)
• M28: 40,121,401 km (0.099 R)
• M29: 43,606,732 km (0.108 R)
• M30: 45,335,036 km (0.062 R)
• M31: 46,571,612 km (0.105 R)
• M32: 51,934,846 km (0.048 R)
• M33: 52,899,303 km (0.043 R)
• M34: 53,093,631 km (0.071 R)
• M35: 60,410,014 km (0.104 R)
• M36: 60,622,293 km (0.117 R)
• M37: 68,370,116 km (0.06 R)
• M38: 69,063,353 km (0.104 R)
• M39: 70,699,056 km (0.117 R)
• M40: 86,060,663 km (0.115 R)
• M41: 86,868,641 km (0.067 R)
• M42: 90,428,771 km (0.088 R)

Kuiper Belt

Range: 30.6 - 56.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 16,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit