🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.44 AU - 0.58 AU

Year: 165 Days

Day: 46.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 5.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.71 AU - 0.91 AU

Year: 330 Days

Day: 26.8 Hours

Environment

Temp: -45 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,021,898 km

• M1: 362,176 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.72 AU - 1.88 AU

Year: 1094 Days

Day: 29.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.2

Radius: 9.5

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.63 AU - 3.71 AU

Year: 2557 Days

Day: 6.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,021,898 km

• M1: 131,945 km (0.114 R)
• M2: 674,686 km (0.059 R)
• M3: 1,111,213 km (0.114 R)
• M4: 1,674,748 km (0.078 R)
• M5: 2,266,258 km (0.114 R)
• M6: 2,867,342 km (0.102 R)
• M7: 3,715,263 km (0.105 R)
• M8: 4,422,412 km (0.067 R)
• M9: 4,740,906 km (0.097 R)
• M10: 5,637,297 km (0.108 R)
• M11: 6,666,829 km (0.095 R)
• M12: 7,264,921 km (0.043 R)
• M13: 7,656,569 km (0.118 R)
• M14: 8,340,680 km (0.086 R)
• M15: 8,654,237 km (0.099 R)
• M16: 11,007,860 km (0.083 R)
• M17: 11,807,760 km (0.102 R)
• M18: 12,276,749 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.5

Radius: 10.2

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.82 AU - 4.64 AU

Year: 3941 Days

Day: 13.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,021,898 km

• M1: 126,859 km (0.115 R)
• M2: 707,598 km (0.054 R)
• M3: 2,228,410 km (0.11 R)
• M4: 2,791,646 km (0.055 R)
• M5: 3,580,475 km (0.116 R)
• M6: 5,151,403 km (0.076 R)
• M7: 7,004,322 km (0.107 R)
• M8: 8,213,821 km (0.069 R)
• M9: 8,636,135 km (0.091 R)
• M10: 9,296,909 km (0.115 R)
• M11: 11,858,474 km (0.026 R)
• M12: 12,477,210 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.9

Radius: 14.7

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.63 AU - 5.09 AU

Year: 4124 Days

Day: 10.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,021,898 km

• M1: 183,557 km (0.104 R)
• M2: 864,825 km (0.095 R)
• M3: 1,421,928 km (0.117 R)
• M4: 2,006,855 km (0.078 R)
• M5: 2,751,554 km (0.103 R)
• M6: 3,959,407 km (0.045 R)
• M7: 5,139,285 km (0.102 R)
• M8: 6,864,747 km (0.081 R)
• M9: 7,932,427 km (0.074 R)
• M10: 14,392,063 km (0.061 R)
• M11: 15,617,419 km (0.054 R)
• M12: 16,196,812 km (0.069 R)
• M13: 17,214,825 km (0.029 R)
• M14: 26,054,115 km (0.117 R)
• M15: 27,118,354 km (0.11 R)
• M16: 27,871,878 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.4

Radius: 7.1

Gravity: 11.14 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 8.65 AU - 10.29 AU

Year: 13203 Days

Day: 19.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 56.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,021,898 km

• M1: 88,263 km (0.079 R)
• M2: 429,495 km (0.049 R)
• M3: 670,049 km (0.091 R)
• M4: 920,326 km (0.114 R)
• M5: 1,572,722 km (0.116 R)
• M6: 2,060,561 km (0.103 R)
• M7: 2,687,675 km (0.091 R)
• M8: 3,511,810 km (0.084 R)
• M9: 4,934,336 km (0.099 R)
• M10: 5,542,302 km (0.094 R)
• M11: 6,429,118 km (0.118 R)
• M12: 10,549,791 km (0.067 R)
• M13: 12,321,629 km (0.117 R)
• M14: 12,871,102 km (0.096 R)
• M15: 13,246,443 km (0.078 R)
• M16: 14,084,789 km (0.089 R)
• M17: 20,204,838 km (0.055 R)
• M18: 20,797,246 km (0.064 R)
• M19: 21,751,530 km (0.1 R)
• M20: 22,284,248 km (0.109 R)
• M21: 23,008,003 km (0.097 R)
• M22: 24,982,246 km (0.089 R)
• M23: 25,370,752 km (0.061 R)
• M24: 25,960,915 km (0.109 R)
• M25: 28,308,555 km (0.091 R)
• M26: 28,943,448 km (0.055 R)
• M27: 32,837,929 km (0.091 R)
• M28: 36,194,307 km (0.082 R)
• M29: 36,691,720 km (0.103 R)
• M30: 37,827,617 km (0.119 R)
• M31: 38,468,793 km (0.086 R)
• M32: 40,970,967 km (0.052 R)
• M33: 41,240,543 km (0.079 R)
• M34: 46,443,407 km (0.115 R)
• M35: 47,178,381 km (0.102 R)
• M36: 52,067,090 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846

Radius: 7.6

Gravity: 14.65 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.77 AU - 10.87 AU

Year: 15019 Days

Day: 15.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,021,898 km

• M1: 112,946 km (0.053 R)
• M2: 527,931 km (0.059 R)
• M3: 1,737,130 km (0.087 R)
• M4: 2,219,733 km (0.089 R)
• M5: 2,741,680 km (0.115 R)
• M6: 4,308,867 km (0.084 R)
• M7: 7,221,987 km (0.117 R)
• M8: 7,543,173 km (0.086 R)
• M9: 8,564,179 km (0.108 R)
• M10: 10,178,639 km (0.115 R)
• M11: 13,647,814 km (0.073 R)
• M12: 18,000,065 km (0.093 R)
• M13: 25,443,755 km (0.076 R)
• M14: 32,551,001 km (0.119 R)
• M15: 36,287,507 km (0.089 R)
• M16: 39,447,014 km (0.093 R)
• M17: 42,785,141 km (0.063 R)
• M18: 43,233,934 km (0.042 R)
• M19: 44,141,096 km (0.111 R)
• M20: 45,836,937 km (0.055 R)
• M21: 53,921,057 km (0.081 R)
• M22: 59,126,763 km (0.093 R)
• M23: 60,996,587 km (0.104 R)
• M24: 61,565,209 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.6

Radius: 7.6

Gravity: 17.2 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 9.39 AU - 13.53 AU

Year: 17576 Days

Day: 22 Hours

Environment

Temp: -213 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,021,898 km

• M1: 94,546 km (0.114 R)
• M2: 934,987 km (0.06 R)
• M3: 1,580,053 km (0.042 R)
• M4: 1,940,883 km (0.111 R)
• M5: 2,632,623 km (0.094 R)
• M6: 6,909,926 km (0.095 R)
• M7: 17,057,748 km (0.031 R)
• M8: 17,921,526 km (0.105 R)
• M9: 20,018,589 km (0.107 R)
• M10: 24,693,522 km (0.07 R)
• M11: 27,986,919 km (0.083 R)
• M12: 28,343,561 km (0.102 R)
• M13: 29,065,669 km (0.076 R)
• M14: 31,562,009 km (0.088 R)
• M15: 32,337,824 km (0.083 R)
• M16: 36,833,988 km (0.071 R)
• M17: 40,354,026 km (0.078 R)
• M18: 49,080,817 km (0.109 R)
• M19: 51,710,748 km (0.115 R)
• M20: 57,059,171 km (0.045 R)
• M21: 59,180,618 km (0.086 R)
• M22: 63,171,590 km (0.104 R)
• M23: 65,650,278 km (0.048 R)
• M24: 71,684,756 km (0.105 R)
• M25: 73,926,481 km (0.086 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 16,328 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit