🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.54 AU - 0.72 AU

Year: 187 Days

Day: 34.2 Hours

Environment

Temp: 124 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.78 AU - 1.04 AU

Year: 325 Days

Day: 32.8 Hours

Environment

Temp: 36 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,028,392 km

• M1: 701,016 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.57 AU - 1.85 AU

Year: 838 Days

Day: 46.3 Hours

Environment

Temp: -60 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,028,392 km

• M1: 559,496 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.67 AU - 1.89 AU

Year: 890 Days

Day: 14.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.32 AU - 2.4 AU

Year: 1359 Days

Day: 12.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,028,392 km

• M1: 61,934 km (0.068 R)
• M2: 379,979 km (0.111 R)

Asteroid Belt

Center: 4.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.9

Radius: 8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.62 AU - 7.96 AU

Year: 6630 Days

Day: 7.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,028,392 km

• M1: 99,931 km (0.12 R)
• M2: 352,453 km (0.092 R)
• M3: 766,839 km (0.065 R)
• M4: 1,532,780 km (0.041 R)
• M5: 2,930,772 km (0.03 R)
• M6: 3,883,561 km (0.107 R)
• M7: 8,717,666 km (0.111 R)
• M8: 10,266,303 km (0.114 R)
• M9: 11,196,802 km (0.118 R)
• M10: 11,942,548 km (0.048 R)
• M11: 13,636,744 km (0.092 R)
• M12: 15,036,232 km (0.084 R)
• M13: 16,410,587 km (0.094 R)
• M14: 17,556,657 km (0.082 R)
• M15: 18,626,431 km (0.103 R)
• M16: 19,144,638 km (0.113 R)
• M17: 19,605,848 km (0.099 R)
• M18: 24,945,595 km (0.118 R)
• M19: 28,031,200 km (0.029 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.4

Radius: 13.5

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.01 AU - 9.21 AU

Year: 7867 Days

Day: 14 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,028,392 km

• M1: 169,494 km (0.058 R)
• M2: 913,744 km (0.049 R)
• M3: 1,335,161 km (0.1 R)
• M4: 1,920,837 km (0.05 R)
• M5: 3,762,237 km (0.08 R)
• M6: 5,007,190 km (0.063 R)
• M7: 5,457,779 km (0.115 R)
• M8: 7,122,953 km (0.104 R)
• M9: 7,734,060 km (0.105 R)
• M10: 9,017,909 km (0.109 R)
• M11: 11,128,286 km (0.104 R)
• M12: 12,272,112 km (0.113 R)
• M13: 13,321,690 km (0.115 R)
• M14: 14,191,901 km (0.091 R)
• M15: 14,671,213 km (0.112 R)
• M16: 15,981,391 km (0.113 R)
• M17: 19,559,922 km (0.051 R)
• M18: 20,380,316 km (0.078 R)
• M19: 21,223,450 km (0.072 R)
• M20: 27,327,641 km (0.091 R)
• M21: 28,922,953 km (0.079 R)
• M22: 37,159,363 km (0.108 R)
• M23: 37,956,869 km (0.106 R)
• M24: 39,350,673 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.7

Radius: 7.3

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 14.19 AU - 16.89 AU

Year: 22956 Days

Day: 16.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,028,392 km

• M1: 98,435 km (0.052 R)
• M2: 469,289 km (0.078 R)
• M3: 850,464 km (0.05 R)
• M4: 1,228,647 km (0.056 R)
• M5: 2,844,155 km (0.068 R)
• M6: 3,608,001 km (0.092 R)
• M7: 5,272,128 km (0.104 R)
• M8: 6,674,758 km (0.056 R)
• M9: 7,346,153 km (0.093 R)
• M10: 7,866,454 km (0.041 R)
• M11: 12,548,269 km (0.088 R)
• M12: 15,467,373 km (0.103 R)
• M13: 15,774,347 km (0.116 R)
• M14: 16,242,439 km (0.119 R)
• M15: 21,541,046 km (0.092 R)
• M16: 29,502,046 km (0.076 R)
• M17: 36,313,537 km (0.047 R)
• M18: 37,266,625 km (0.112 R)
• M19: 37,957,617 km (0.08 R)
• M20: 39,937,844 km (0.049 R)
• M21: 41,985,839 km (0.106 R)
• M22: 43,035,717 km (0.109 R)
• M23: 55,047,229 km (0.047 R)
• M24: 57,031,196 km (0.094 R)
• M25: 61,332,733 km (0.047 R)
• M26: 64,846,339 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.6

Radius: 5.3

Gravity: 20.06 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 15.3 AU - 20.82 AU

Year: 28761 Days

Day: 19.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,028,392 km

• M1: 65,973 km (0.119 R)
• M2: 234,869 km (0.088 R)
• M3: 1,433,746 km (0.1 R)
• M4: 2,234,244 km (0.03 R)
• M5: 2,420,045 km (0.071 R)
• M6: 5,368,020 km (0.083 R)
• M7: 5,617,699 km (0.056 R)
• M8: 6,276,229 km (0.091 R)
• M9: 11,686,885 km (0.082 R)
• M10: 15,333,333 km (0.043 R)
• M11: 15,836,580 km (0.108 R)
• M12: 17,322,386 km (0.099 R)
• M13: 17,685,011 km (0.088 R)
• M14: 26,043,793 km (0.086 R)
• M15: 28,859,823 km (0.059 R)
• M16: 41,667,645 km (0.106 R)
• M17: 44,311,787 km (0.107 R)
• M18: 68,920,487 km (0.11 R)
• M19: 70,518,192 km (0.095 R)
• M20: 79,623,915 km (0.083 R)
• M21: 90,022,613 km (0.037 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.2

Radius: 7.2

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 14.07 AU - 22.57 AU

Year: 29384 Days

Day: 17.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 111.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,028,392 km

• M1: 125,961 km (0.034 R)
• M2: 410,945 km (0.054 R)
• M3: 2,158,099 km (0.119 R)
• M4: 4,824,681 km (0.096 R)
• M5: 7,111,284 km (0.093 R)
• M6: 7,822,772 km (0.112 R)
• M7: 8,084,867 km (0.106 R)
• M8: 9,386,668 km (0.079 R)
• M9: 10,087,384 km (0.068 R)
• M10: 12,695,922 km (0.091 R)
• M11: 14,381,591 km (0.071 R)
• M12: 14,841,904 km (0.09 R)
• M13: 19,918,508 km (0.074 R)
• M14: 21,496,316 km (0.089 R)
• M15: 25,850,512 km (0.109 R)
• M16: 33,087,907 km (0.109 R)
• M17: 34,005,541 km (0.109 R)
• M18: 35,176,294 km (0.113 R)
• M19: 37,970,632 km (0.104 R)
• M20: 39,230,546 km (0.116 R)
• M21: 39,742,170 km (0.086 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 17,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit