🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.48 AU - 0.56 AU

Year: 141 Days

Day: 28.6 Hours

Environment

Temp: 198 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.02 AU - 1.48 AU

Year: 526 Days

Day: 28.5 Hours

Environment

Temp: -24 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,451,721 km

• M1: 206,445 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.26 AU - 1.38 AU

Year: 571 Days

Day: 14.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.52 AU - 3.74 AU

Year: 2605 Days

Day: 25.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,451,721 km

• M1: 634,744 km (0.085 R)
• M2: 1,074,861 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.2

Radius: 8.2

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 8.52 AU - 9.02 AU

Year: 9784 Days

Day: 11.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,451,721 km

• M1: 103,971 km (0.094 R)
• M2: 378,632 km (0.031 R)
• M3: 1,550,732 km (0.109 R)
• M4: 2,837,423 km (0.049 R)
• M5: 3,146,791 km (0.059 R)
• M6: 4,462,654 km (0.064 R)
• M7: 7,213,011 km (0.109 R)
• M8: 9,846,681 km (0.064 R)
• M9: 16,115,281 km (0.098 R)
• M10: 24,220,793 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.1

Radius: 12.1

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.56 AU - 12.58 AU

Year: 12946 Days

Day: 14.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 86.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 47,451,721 km

• M1: 150,495 km (0.112 R)
• M2: 528,679 km (0.061 R)
• M3: 940,971 km (0.087 R)
• M4: 1,461,870 km (0.106 R)
• M5: 2,511,898 km (0.107 R)
• M6: 3,726,633 km (0.115 R)
• M7: 4,158,821 km (0.038 R)
• M8: 5,021,851 km (0.113 R)
• M9: 5,478,274 km (0.107 R)
• M10: 7,863,014 km (0.074 R)
• M11: 8,776,009 km (0.034 R)
• M12: 9,865,980 km (0.1 R)
• M13: 10,248,801 km (0.074 R)
• M14: 11,278,782 km (0.118 R)
• M15: 12,951,735 km (0.08 R)
• M16: 13,678,631 km (0.114 R)
• M17: 14,293,478 km (0.102 R)
• M18: 16,861,326 km (0.099 R)
• M19: 17,728,245 km (0.093 R)
• M20: 19,465,525 km (0.069 R)
• M21: 20,156,219 km (0.037 R)
• M22: 21,132,794 km (0.082 R)
• M23: 22,514,779 km (0.118 R)
• M24: 23,858,168 km (0.089 R)
• M25: 24,649,391 km (0.103 R)
• M26: 32,336,926 km (0.102 R)
• M27: 33,306,171 km (0.057 R)
• M28: 37,509,572 km (0.045 R)
• M29: 38,175,881 km (0.077 R)
• M30: 40,640,206 km (0.1 R)
• M31: 42,918,133 km (0.059 R)
• M32: 44,830,592 km (0.083 R)
• M33: 47,727,106 km (0.085 R)
• M34: 57,690,474 km (0.113 R)
• M35: 61,481,135 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.5

Radius: 12.2

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 10.64 AU - 12.44 AU

Year: 14768 Days

Day: 9.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,451,721 km

• M1: 161,566 km (0.113 R)
• M2: 565,330 km (0.092 R)
• M3: 1,413,849 km (0.03 R)
• M4: 2,453,854 km (0.092 R)
• M5: 2,840,265 km (0.086 R)
• M6: 3,711,972 km (0.113 R)
• M7: 4,168,844 km (0.096 R)
• M8: 6,386,034 km (0.056 R)
• M9: 7,412,126 km (0.1 R)
• M10: 8,454,075 km (0.089 R)
• M11: 9,010,429 km (0.087 R)
• M12: 9,640,685 km (0.09 R)
• M13: 12,342,722 km (0.118 R)
• M14: 15,858,721 km (0.099 R)
• M15: 16,778,299 km (0.094 R)
• M16: 23,962,138 km (0.056 R)
• M17: 34,577,902 km (0.057 R)
• M18: 45,944,648 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.9

Radius: 7

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 12.35 AU - 17.47 AU

Year: 21689 Days

Day: 22 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 47,451,721 km

• M1: 87,365 km (0.047 R)
• M2: 389,254 km (0.096 R)
• M3: 612,454 km (0.034 R)
• M4: 1,327,681 km (0.093 R)
• M5: 1,635,254 km (0.081 R)
• M6: 1,989,951 km (0.118 R)
• M7: 2,226,764 km (0.065 R)
• M8: 2,549,297 km (0.116 R)
• M9: 2,781,473 km (0.106 R)
• M10: 3,621,465 km (0.102 R)
• M11: 4,194,425 km (0.096 R)
• M12: 4,453,080 km (0.081 R)
• M13: 4,791,470 km (0.065 R)
• M14: 5,219,919 km (0.109 R)
• M15: 5,443,567 km (0.107 R)
• M16: 6,790,696 km (0.069 R)
• M17: 7,239,490 km (0.074 R)
• M18: 8,550,266 km (0.039 R)
• M19: 10,712,404 km (0.086 R)
• M20: 12,941,562 km (0.035 R)
• M21: 14,056,665 km (0.081 R)
• M22: 15,615,774 km (0.09 R)
• M23: 16,397,273 km (0.097 R)
• M24: 17,204,503 km (0.11 R)
• M25: 18,122,884 km (0.084 R)
• M26: 18,550,884 km (0.025 R)
• M27: 23,511,549 km (0.051 R)
• M28: 24,433,521 km (0.062 R)
• M29: 28,592,491 km (0.115 R)
• M30: 29,998,113 km (0.118 R)
• M31: 32,946,238 km (0.079 R)
• M32: 34,490,238 km (0.098 R)
• M33: 36,081,959 km (0.075 R)
• M34: 37,999,954 km (0.08 R)
• M35: 39,841,055 km (0.111 R)
• M36: 50,279,844 km (0.044 R)
• M37: 54,955,376 km (0.061 R)
• M38: 55,312,915 km (0.106 R)
• M39: 56,213,345 km (0.081 R)
• M40: 63,771,328 km (0.107 R)
• M41: 65,962,638 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.2

Radius: 4

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 12.23 AU - 18.03 AU

Year: 22171 Days

Day: 18.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,451,721 km

• M1: 83,176 km (0.039 R)
• M2: 278,551 km (0.115 R)
• M3: 1,753,287 km (0.05 R)
• M4: 1,945,969 km (0.097 R)
• M5: 2,609,884 km (0.117 R)
• M6: 3,978,555 km (0.11 R)
• M7: 4,255,012 km (0.096 R)
• M8: 5,324,787 km (0.116 R)
• M9: 8,022,635 km (0.111 R)
• M10: 9,491,087 km (0.066 R)
• M11: 9,884,530 km (0.077 R)
• M12: 10,339,906 km (0.108 R)
• M13: 12,534,207 km (0.087 R)
• M14: 14,628,129 km (0.047 R)
• M15: 19,180,392 km (0.12 R)
• M16: 27,055,673 km (0.086 R)
• M17: 29,366,511 km (0.119 R)
• M18: 30,095,052 km (0.106 R)
• M19: 30,622,684 km (0.067 R)
• M20: 31,914,312 km (0.102 R)
• M21: 32,573,590 km (0.079 R)
• M22: 33,692,432 km (0.099 R)
• M23: 34,375,945 km (0.105 R)
• M24: 34,952,495 km (0.103 R)
• M25: 39,421,133 km (0.093 R)
• M26: 43,045,142 km (0.057 R)
• M27: 43,849,679 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 17,251 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit