🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.49 AU - 0.53 AU

Year: 239 Days

Day: 12.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.6

Radius: 13.5

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.12 AU - 1.56 AU

Year: 1018 Days

Day: 9.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,787,900 km

• M1: 167,849 km (0.106 R)
• M2: 782,696 km (0.119 R)
• M3: 1,702,873 km (0.104 R)
• M4: 2,248,306 km (0.055 R)
• M5: 2,696,053 km (0.089 R)
• M6: 3,518,093 km (0.113 R)
• M7: 4,311,411 km (0.061 R)
• M8: 5,397,940 km (0.075 R)
• M9: 6,189,462 km (0.093 R)
• M10: 6,751,651 km (0.045 R)
• M11: 7,298,581 km (0.074 R)
• M12: 8,810,866 km (0.111 R)
• M13: 9,349,119 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.9

Radius: 11.1

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.34 AU - 1.52 AU

Year: 1122 Days

Day: 8.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 90,787,900 km

• M1: 138,228 km (0.103 R)
• M2: 523,742 km (0.065 R)
• M3: 934,089 km (0.041 R)
• M4: 2,706,225 km (0.106 R)
• M5: 3,507,023 km (0.107 R)
• M6: 4,137,279 km (0.114 R)
• M7: 4,959,020 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.1

Radius: 13.4

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.03 AU - 2.73 AU

Year: 2409 Days

Day: 8.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,787,900 km

• M1: 166,652 km (0.111 R)
• M2: 685,906 km (0.062 R)
• M3: 1,615,956 km (0.068 R)
• M4: 2,051,286 km (0.119 R)
• M5: 2,619,608 km (0.063 R)
• M6: 3,121,210 km (0.113 R)
• M7: 4,206,991 km (0.075 R)
• M8: 4,694,531 km (0.082 R)
• M9: 5,307,284 km (0.105 R)
• M10: 5,901,636 km (0.119 R)
• M11: 6,413,859 km (0.109 R)
• M12: 7,416,614 km (0.083 R)
• M13: 11,572,742 km (0.085 R)
• M14: 12,338,832 km (0.089 R)
• M15: 14,533,284 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.8

Radius: 8.3

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.66 AU - 5.1 AU

Year: 6013 Days

Day: 7.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,787,900 km

• M1: 103,522 km (0.062 R)
• M2: 587,172 km (0.07 R)
• M3: 1,618,499 km (0.034 R)
• M4: 1,996,982 km (0.087 R)
• M5: 2,823,959 km (0.098 R)
• M6: 3,275,595 km (0.095 R)
• M7: 5,636,399 km (0.059 R)
• M8: 13,372,554 km (0.043 R)
• M9: 17,983,160 km (0.109 R)
• M10: 19,862,558 km (0.12 R)
• M11: 21,302,886 km (0.096 R)
• M12: 21,655,788 km (0.09 R)
• M13: 22,518,668 km (0.078 R)
• M14: 23,180,938 km (0.105 R)
• M15: 27,180,437 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.2

Radius: 7.5

Gravity: 15.17 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 6.35 AU - 8.85 AU

Year: 13745 Days

Day: 16.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,787,900 km

• M1: 93,349 km (0.118 R)
• M2: 536,907 km (0.072 R)
• M3: 847,771 km (0.094 R)
• M4: 1,099,993 km (0.071 R)
• M5: 1,346,231 km (0.09 R)
• M6: 2,198,939 km (0.111 R)
• M7: 2,529,700 km (0.062 R)
• M8: 3,811,754 km (0.043 R)
• M9: 6,830,040 km (0.112 R)
• M10: 7,221,987 km (0.117 R)
• M11: 9,732,688 km (0.1 R)
• M12: 10,800,817 km (0.08 R)
• M13: 12,969,387 km (0.048 R)
• M14: 13,775,271 km (0.113 R)
• M15: 14,260,567 km (0.085 R)
• M16: 16,011,460 km (0.093 R)
• M17: 16,781,590 km (0.085 R)
• M18: 17,335,102 km (0.114 R)
• M19: 18,814,625 km (0.079 R)
• M20: 20,287,416 km (0.072 R)
• M21: 23,755,543 km (0.102 R)
• M22: 24,053,094 km (0.059 R)
• M23: 29,611,702 km (0.063 R)
• M24: 30,653,501 km (0.082 R)
• M25: 31,599,857 km (0.065 R)
• M26: 33,799,993 km (0.096 R)
• M27: 34,809,929 km (0.054 R)
• M28: 35,322,301 km (0.056 R)
• M29: 37,022,331 km (0.107 R)
• M30: 38,095,397 km (0.115 R)
• M31: 40,303,162 km (0.043 R)
• M32: 41,010,162 km (0.067 R)
• M33: 42,594,852 km (0.112 R)
• M34: 46,501,900 km (0.038 R)
• M35: 54,330,356 km (0.114 R)
• M36: 63,372,650 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.1

Radius: 4.2

Gravity: 40.88 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 9.02 AU - 11.84 AU

Year: 22097 Days

Day: 22.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,787,900 km

• M1: 52,210 km (0.062 R)
• M2: 255,663 km (0.046 R)
• M3: 592,856 km (0.085 R)
• M4: 1,455,587 km (0.114 R)
• M5: 1,661,434 km (0.12 R)
• M6: 2,006,556 km (0.055 R)
• M7: 3,188,230 km (0.12 R)
• M8: 3,657,818 km (0.043 R)
• M9: 6,265,009 km (0.104 R)
• M10: 12,782,689 km (0.061 R)
• M11: 13,957,182 km (0.054 R)
• M12: 18,450,205 km (0.104 R)
• M13: 19,754,997 km (0.049 R)
• M14: 20,625,507 km (0.099 R)
• M15: 27,566,100 km (0.061 R)
• M16: 33,281,487 km (0.077 R)
• M17: 38,385,318 km (0.072 R)
• M18: 38,534,168 km (0.117 R)
• M19: 38,832,765 km (0.102 R)
• M20: 40,812,094 km (0.115 R)
• M21: 47,493,285 km (0.093 R)
• M22: 54,491,174 km (0.093 R)
• M23: 60,520,267 km (0.045 R)
• M24: 79,058,286 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.5

Radius: 4.8

Gravity: 38 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.42 AU - 12.04 AU

Year: 23057 Days

Day: 15.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,787,900 km

• M1: 64,626 km (0.068 R)
• M2: 445,353 km (0.102 R)
• M3: 634,145 km (0.105 R)
• M4: 974,032 km (0.112 R)
• M5: 1,282,802 km (0.049 R)
• M6: 1,581,848 km (0.106 R)
• M7: 1,748,051 km (0.118 R)
• M8: 1,967,212 km (0.085 R)
• M9: 2,365,292 km (0.082 R)
• M10: 2,949,771 km (0.069 R)
• M11: 3,720,948 km (0.107 R)
• M12: 3,983,043 km (0.109 R)
• M13: 5,651,209 km (0.091 R)
• M14: 6,131,568 km (0.117 R)
• M15: 6,404,734 km (0.073 R)
• M16: 8,054,798 km (0.059 R)
• M17: 12,743,345 km (0.075 R)
• M18: 20,250,765 km (0.061 R)
• M19: 21,892,751 km (0.09 R)
• M20: 27,715,549 km (0.09 R)
• M21: 30,124,673 km (0.088 R)
• M22: 31,851,032 km (0.078 R)
• M23: 34,634,301 km (0.063 R)
• M24: 35,791,440 km (0.103 R)
• M25: 36,974,161 km (0.098 R)
• M26: 43,613,614 km (0.116 R)
• M27: 44,962,388 km (0.081 R)
• M28: 48,634,417 km (0.086 R)
• M29: 53,070,144 km (0.118 R)
• M30: 54,995,169 km (0.095 R)
• M31: 58,373,987 km (0.068 R)
• M32: 72,333,562 km (0.069 R)
• M33: 89,703,521 km (0.105 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 18,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit