🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.05 AU - 1.13 AU

Year: 414 Days

Day: 29 Hours

Environment

Temp: 16 °C

Axial Tilt: 26.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.87 AU - 2.07 AU

Year: 1005 Days

Day: 30.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.52 AU - 3.32 AU

Year: 1813 Days

Day: 24.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.92 AU - 3.86 AU

Year: 2268 Days

Day: 35.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4 AU - 4.1 AU

Year: 2962 Days

Day: 37.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.4

Radius: 13.8

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.31 AU - 9.77 AU

Year: 8285 Days

Day: 6.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,443,629 km

• M1: 171,589 km (0.1 R)
• M2: 613,800 km (0.082 R)
• M3: 1,685,370 km (0.068 R)
• M4: 2,121,447 km (0.088 R)
• M5: 2,775,041 km (0.103 R)
• M6: 4,126,956 km (0.063 R)
• M7: 4,664,312 km (0.102 R)
• M8: 5,541,704 km (0.084 R)
• M9: 6,489,556 km (0.114 R)
• M10: 8,305,973 km (0.108 R)
• M11: 8,888,956 km (0.096 R)
• M12: 9,403,423 km (0.083 R)
• M13: 10,441,183 km (0.071 R)
• M14: 11,174,363 km (0.072 R)
• M15: 11,719,048 km (0.109 R)
• M16: 17,090,360 km (0.096 R)
• M17: 17,522,399 km (0.05 R)
• M18: 18,258,420 km (0.093 R)
• M19: 20,429,833 km (0.05 R)
• M20: 22,338,253 km (0.101 R)
• M21: 29,592,703 km (0.109 R)
• M22: 30,637,195 km (0.106 R)
• M23: 44,610,983 km (0.111 R)
• M24: 45,431,377 km (0.029 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 189.3

Radius: 5.4

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 12.38 AU - 14.6 AU

Year: 18007 Days

Day: 22.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,443,629 km

• M1: 67,169 km (0.065 R)
• M2: 545,284 km (0.104 R)
• M3: 1,740,571 km (0.07 R)
• M4: 2,184,428 km (0.094 R)
• M5: 3,918,118 km (0.107 R)
• M6: 4,328,465 km (0.08 R)
• M7: 4,500,353 km (0.115 R)
• M8: 5,012,576 km (0.073 R)
• M9: 6,116,608 km (0.086 R)
• M10: 6,296,874 km (0.09 R)
• M11: 6,480,879 km (0.068 R)
• M12: 14,963,976 km (0.084 R)
• M13: 16,236,306 km (0.07 R)
• M14: 17,005,089 km (0.086 R)
• M15: 18,092,067 km (0.085 R)
• M16: 18,994,442 km (0.118 R)
• M17: 20,323,469 km (0.092 R)
• M18: 28,106,598 km (0.07 R)
• M19: 28,807,613 km (0.103 R)
• M20: 30,140,231 km (0.057 R)
• M21: 42,312,411 km (0.116 R)
• M22: 44,570,292 km (0.082 R)
• M23: 44,976,899 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.9

Radius: 5.2

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 12.26 AU - 16.58 AU

Year: 19901 Days

Day: 16.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 90,443,629 km

• M1: 64,626 km (0.111 R)
• M2: 244,443 km (0.098 R)
• M3: 850,763 km (0.052 R)
• M4: 1,243,458 km (0.083 R)
• M5: 1,733,091 km (0.05 R)
• M6: 2,057,868 km (0.08 R)
• M7: 2,402,093 km (0.102 R)
• M8: 3,229,818 km (0.077 R)
• M9: 3,587,806 km (0.076 R)
• M10: 4,000,247 km (0.112 R)
• M11: 4,919,376 km (0.096 R)
• M12: 5,220,666 km (0.11 R)
• M13: 5,641,336 km (0.028 R)
• M14: 6,431,512 km (0.039 R)
• M15: 8,368,804 km (0.06 R)
• M16: 9,444,413 km (0.073 R)
• M17: 10,068,236 km (0.107 R)
• M18: 10,390,470 km (0.101 R)
• M19: 11,168,678 km (0.075 R)
• M20: 11,572,143 km (0.062 R)
• M21: 12,407,947 km (0.066 R)
• M22: 13,736,076 km (0.115 R)
• M23: 13,999,518 km (0.114 R)
• M24: 15,156,359 km (0.085 R)
• M25: 17,046,827 km (0.108 R)
• M26: 17,504,447 km (0.085 R)
• M27: 17,813,965 km (0.056 R)
• M28: 21,552,565 km (0.111 R)
• M29: 24,993,316 km (0.084 R)
• M30: 25,882,376 km (0.046 R)
• M31: 32,123,450 km (0.089 R)
• M32: 33,056,043 km (0.108 R)
• M33: 33,648,002 km (0.113 R)
• M34: 35,713,500 km (0.032 R)
• M35: 36,840,420 km (0.07 R)
• M36: 39,033,525 km (0.094 R)
• M37: 42,972,886 km (0.103 R)
• M38: 44,104,444 km (0.037 R)
• M39: 49,906,598 km (0.091 R)
• M40: 50,842,033 km (0.113 R)
• M41: 52,267,102 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.2

Radius: 5.7

Gravity: 21.52 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 16.74 AU - 17.42 AU

Year: 25654 Days

Day: 20.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 90,443,629 km

• M1: 95,743 km (0.096 R)
• M2: 382,073 km (0.102 R)
• M3: 761,752 km (0.095 R)
• M4: 1,073,066 km (0.078 R)
• M5: 1,551,779 km (0.096 R)
• M6: 1,970,952 km (0.093 R)
• M7: 2,949,771 km (0.066 R)
• M8: 3,259,887 km (0.112 R)
• M9: 3,622,961 km (0.12 R)
• M10: 4,182,756 km (0.109 R)
• M11: 4,760,803 km (0.039 R)
• M12: 5,514,626 km (0.086 R)
• M13: 6,959,592 km (0.074 R)
• M14: 10,127,925 km (0.077 R)
• M15: 11,848,600 km (0.089 R)
• M16: 12,631,895 km (0.119 R)
• M17: 17,795,116 km (0.035 R)
• M18: 20,786,175 km (0.047 R)
• M19: 22,884,285 km (0.099 R)
• M20: 25,004,237 km (0.085 R)
• M21: 27,373,568 km (0.105 R)
• M22: 30,148,010 km (0.12 R)
• M23: 31,335,219 km (0.118 R)
• M24: 33,802,387 km (0.105 R)
• M25: 35,808,494 km (0.108 R)
• M26: 40,848,596 km (0.113 R)
• M27: 44,628,186 km (0.11 R)
• M28: 48,098,707 km (0.085 R)
• M29: 51,372,208 km (0.051 R)
• M30: 53,826,660 km (0.1 R)
• M31: 54,791,267 km (0.109 R)
• M32: 56,953,555 km (0.045 R)
• M33: 66,392,732 km (0.088 R)
• M34: 69,301,962 km (0.104 R)
• M35: 73,232,795 km (0.082 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 15,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit