🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.57 AU - 0.67 AU

Year: 209 Days

Day: 18.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.06 AU - 1.06 AU

Year: 467 Days

Day: 26.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,644,716 km

• M1: 210,933 km (0.107 R)
• M2: 341,831 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.05 AU - 1.39 AU

Year: 576 Days

Day: 20.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.22 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.8

Radius: 8.4

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.48 AU - 3.96 AU

Year: 2470 Days

Day: 14.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,644,716 km

• M1: 105,466 km (0.099 R)
• M2: 391,946 km (0.066 R)
• M3: 682,316 km (0.038 R)
• M4: 1,274,723 km (0.099 R)
• M5: 1,903,184 km (0.108 R)
• M6: 2,241,275 km (0.119 R)
• M7: 3,022,924 km (0.079 R)
• M8: 3,781,535 km (0.113 R)
• M9: 5,498,021 km (0.078 R)
• M10: 5,772,683 km (0.085 R)
• M11: 6,906,934 km (0.111 R)
• M12: 7,345,854 km (0.072 R)
• M13: 7,618,272 km (0.089 R)
• M14: 8,312,256 km (0.069 R)
• M15: 8,608,161 km (0.066 R)
• M16: 9,396,392 km (0.091 R)
• M17: 10,344,244 km (0.034 R)
• M18: 11,076,376 km (0.084 R)
• M19: 12,514,759 km (0.094 R)
• M20: 14,306,344 km (0.065 R)
• M21: 16,622,567 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.7

Radius: 9.5

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.55 AU - 3.91 AU

Year: 2482 Days

Day: 9.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,644,716 km

• M1: 118,930 km (0.101 R)
• M2: 1,066,932 km (0.055 R)
• M3: 1,537,717 km (0.101 R)
• M4: 3,299,979 km (0.114 R)
• M5: 3,663,502 km (0.112 R)
• M6: 4,275,208 km (0.102 R)
• M7: 4,760,354 km (0.108 R)
• M8: 5,244,453 km (0.093 R)
• M9: 6,144,882 km (0.08 R)
• M10: 8,174,776 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.9

Radius: 7.4

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 11.67 AU - 13.75 AU

Year: 19371 Days

Day: 23.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 25,644,716 km

• M1: 92,003 km (0.063 R)
• M2: 353,051 km (0.035 R)
• M3: 649,105 km (0.082 R)
• M4: 919,129 km (0.106 R)
• M5: 1,278,015 km (0.066 R)
• M6: 4,646,959 km (0.094 R)
• M7: 10,127,028 km (0.094 R)
• M8: 10,522,265 km (0.117 R)
• M9: 12,081,374 km (0.046 R)
• M10: 13,314,061 km (0.12 R)
• M11: 13,652,002 km (0.044 R)
• M12: 14,915,805 km (0.109 R)
• M13: 17,593,458 km (0.092 R)
• M14: 18,497,178 km (0.098 R)
• M15: 21,393,543 km (0.061 R)
• M16: 25,190,337 km (0.075 R)
• M17: 25,811,766 km (0.054 R)
• M18: 29,641,920 km (0.115 R)
• M19: 30,684,767 km (0.077 R)
• M20: 31,274,632 km (0.091 R)
• M21: 33,336,689 km (0.084 R)
• M22: 35,876,561 km (0.077 R)
• M23: 37,864,119 km (0.051 R)
• M24: 38,953,640 km (0.095 R)
• M25: 44,265,711 km (0.11 R)
• M26: 56,298,915 km (0.081 R)
• M27: 59,341,287 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.9

Radius: 7

Gravity: 12.53 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 10.31 AU - 15.47 AU

Year: 19784 Days

Day: 19.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 25,644,716 km

• M1: 89,460 km (0.115 R)
• M2: 363,224 km (0.07 R)
• M3: 937,979 km (0.075 R)
• M4: 2,110,676 km (0.074 R)
• M5: 4,369,006 km (0.102 R)
• M6: 4,812,713 km (0.061 R)
• M7: 5,063,888 km (0.111 R)
• M8: 5,911,061 km (0.09 R)
• M9: 7,213,759 km (0.039 R)
• M10: 10,139,295 km (0.114 R)
• M11: 11,541,326 km (0.111 R)
• M12: 12,590,007 km (0.083 R)
• M13: 16,761,095 km (0.102 R)
• M14: 21,672,692 km (0.066 R)
• M15: 22,063,442 km (0.03 R)
• M16: 22,858,854 km (0.069 R)
• M17: 23,162,089 km (0.074 R)
• M18: 23,673,265 km (0.078 R)
• M19: 26,564,991 km (0.113 R)
• M20: 31,268,947 km (0.119 R)
• M21: 34,210,340 km (0.044 R)
• M22: 35,275,328 km (0.079 R)
• M23: 39,902,240 km (0.112 R)
• M24: 45,076,082 km (0.043 R)
• M25: 45,872,841 km (0.1 R)
• M26: 46,678,874 km (0.066 R)
• M27: 47,494,482 km (0.11 R)
• M28: 54,543,084 km (0.081 R)
• M29: 55,084,629 km (0.089 R)
• M30: 58,598,084 km (0.096 R)
• M31: 71,960,166 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.1

Radius: 5.2

Gravity: 31.51 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 12.47 AU - 13.95 AU

Year: 20525 Days

Day: 20.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 25,644,716 km

• M1: 64,776 km (0.108 R)
• M2: 891,454 km (0.096 R)
• M3: 1,090,120 km (0.052 R)
• M4: 1,684,023 km (0.064 R)
• M5: 1,950,307 km (0.077 R)
• M6: 2,135,958 km (0.115 R)
• M7: 2,842,210 km (0.113 R)
• M8: 3,109,093 km (0.12 R)
• M9: 3,540,682 km (0.083 R)
• M10: 3,913,779 km (0.039 R)
• M11: 5,270,034 km (0.028 R)
• M12: 5,714,938 km (0.09 R)
• M13: 6,361,201 km (0.105 R)
• M14: 6,912,469 km (0.095 R)
• M15: 7,103,206 km (0.043 R)
• M16: 9,497,071 km (0.027 R)
• M17: 10,033,080 km (0.097 R)
• M18: 10,401,540 km (0.113 R)
• M19: 10,588,986 km (0.031 R)
• M20: 10,842,554 km (0.077 R)
• M21: 11,035,536 km (0.111 R)
• M22: 13,457,824 km (0.119 R)
• M23: 16,212,669 km (0.047 R)
• M24: 19,321,762 km (0.114 R)
• M25: 22,492,189 km (0.088 R)
• M26: 22,806,195 km (0.066 R)
• M27: 23,229,258 km (0.113 R)
• M28: 25,878,337 km (0.056 R)
• M29: 29,840,287 km (0.093 R)
• M30: 37,897,030 km (0.101 R)
• M31: 38,490,485 km (0.05 R)
• M32: 41,708,036 km (0.11 R)
• M33: 47,977,832 km (0.089 R)
• M34: 54,470,230 km (0.114 R)
• M35: 60,107,676 km (0.073 R)
• M36: 69,383,941 km (0.059 R)
• M37: 74,360,314 km (0.104 R)
• M38: 78,364,900 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 21.7

Radius: 3.6

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 13.44 AU - 14.22 AU

Year: 21987 Days

Day: 16 Hours

Environment

Temp: -213 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,644,716 km

• M1: 46,076 km (0.089 R)
• M2: 332,556 km (0.049 R)
• M3: 554,260 km (0.093 R)
• M4: 956,379 km (0.113 R)
• M5: 1,540,110 km (0.061 R)
• M6: 3,686,092 km (0.093 R)
• M7: 6,787,106 km (0.115 R)
• M8: 9,323,837 km (0.095 R)
• M9: 9,480,915 km (0.09 R)
• M10: 9,719,822 km (0.116 R)
• M11: 23,918,605 km (0.086 R)
• M12: 24,509,966 km (0.083 R)
• M13: 25,110,900 km (0.072 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 11,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit