🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.62 AU - 0.7 AU

Year: 202 Days

Day: 24.9 Hours

Environment

Temp: 137 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.82 AU - 1.16 AU

Year: 371 Days

Day: 25.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.88 AU - 1.2 AU

Year: 400 Days

Day: 16.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.02 AU - 1.32 AU

Year: 477 Days

Day: 44.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.35 AU - 2.39 AU

Year: 1375 Days

Day: 45.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.1

Radius: 8.9

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.11 AU - 7.15 AU

Year: 5718 Days

Day: 13.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,496,829 km

• M1: 110,702 km (0.093 R)
• M2: 952,938 km (0.093 R)
• M3: 2,344,199 km (0.105 R)
• M4: 2,860,461 km (0.1 R)
• M5: 4,767,385 km (0.057 R)
• M6: 6,782,618 km (0.089 R)
• M7: 7,830,551 km (0.098 R)
• M8: 8,393,338 km (0.119 R)
• M9: 9,854,311 km (0.083 R)
• M10: 13,115,694 km (0.108 R)
• M11: 16,423,303 km (0.086 R)
• M12: 16,910,693 km (0.058 R)
• M13: 22,256,274 km (0.101 R)
• M14: 22,628,324 km (0.111 R)
• M15: 27,592,280 km (0.081 R)
• M16: 28,108,094 km (0.103 R)
• M17: 29,247,730 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.7

Radius: 8.3

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.65 AU - 9.07 AU

Year: 7522 Days

Day: 13.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,496,829 km

• M1: 104,120 km (0.098 R)
• M2: 471,532 km (0.074 R)
• M3: 1,052,271 km (0.119 R)
• M4: 1,808,489 km (0.112 R)
• M5: 2,654,016 km (0.071 R)
• M6: 2,947,377 km (0.049 R)
• M7: 4,214,022 km (0.109 R)
• M8: 5,249,090 km (0.09 R)
• M9: 6,138,599 km (0.097 R)
• M10: 7,199,248 km (0.115 R)
• M11: 7,971,323 km (0.109 R)
• M12: 9,955,290 km (0.107 R)
• M13: 10,378,801 km (0.118 R)
• M14: 11,721,891 km (0.108 R)
• M15: 16,769,323 km (0.07 R)
• M16: 18,260,963 km (0.1 R)
• M17: 19,472,706 km (0.11 R)
• M18: 20,510,167 km (0.062 R)
• M19: 22,856,610 km (0.06 R)
• M20: 29,206,890 km (0.082 R)
• M21: 31,159,591 km (0.054 R)
• M22: 31,863,000 km (0.085 R)
• M23: 32,269,757 km (0.078 R)
• M24: 34,998,571 km (0.111 R)
• M25: 37,877,433 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.9

Radius: 13.4

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 10.1 AU - 13.5 AU

Year: 15270 Days

Day: 11.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,496,829 km

• M1: 166,802 km (0.058 R)
• M2: 1,056,460 km (0.087 R)
• M3: 1,688,810 km (0.079 R)
• M4: 2,250,550 km (0.066 R)
• M5: 4,662,666 km (0.045 R)
• M6: 5,286,938 km (0.094 R)
• M7: 5,782,107 km (0.062 R)
• M8: 6,583,204 km (0.084 R)
• M9: 10,382,990 km (0.05 R)
• M10: 10,992,452 km (0.108 R)
• M11: 11,567,207 km (0.109 R)
• M12: 12,344,218 km (0.072 R)
• M13: 13,219,665 km (0.106 R)
• M14: 14,203,121 km (0.11 R)
• M15: 14,747,358 km (0.031 R)
• M16: 15,447,027 km (0.061 R)
• M17: 16,168,837 km (0.101 R)
• M18: 18,873,567 km (0.08 R)
• M19: 24,286,616 km (0.053 R)
• M20: 24,771,612 km (0.107 R)
• M21: 26,367,074 km (0.106 R)
• M22: 29,104,415 km (0.119 R)
• M23: 31,449,661 km (0.106 R)
• M24: 39,638,349 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.6

Radius: 3

Gravity: 25.29 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 11.66 AU - 15.26 AU

Year: 18603 Days

Day: 24.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 40,496,829 km

• M1: 37,399 km (0.093 R)
• M2: 190,288 km (0.117 R)
• M3: 624,272 km (0.064 R)
• M4: 939,774 km (0.066 R)
• M5: 1,047,185 km (0.07 R)
• M6: 1,620,743 km (0.112 R)
• M7: 2,080,009 km (0.046 R)
• M8: 2,945,732 km (0.04 R)
• M9: 5,517,768 km (0.112 R)
• M10: 6,013,535 km (0.061 R)
• M11: 6,123,490 km (0.082 R)
• M12: 6,385,436 km (0.104 R)
• M13: 7,174,863 km (0.116 R)
• M14: 8,026,973 km (0.044 R)
• M15: 8,802,638 km (0.067 R)
• M16: 9,087,921 km (0.1 R)
• M17: 10,660,943 km (0.078 R)
• M18: 12,946,649 km (0.109 R)
• M19: 13,440,022 km (0.046 R)
• M20: 13,628,216 km (0.103 R)
• M21: 14,661,639 km (0.103 R)
• M22: 25,250,924 km (0.083 R)
• M23: 27,402,590 km (0.091 R)
• M24: 29,356,488 km (0.107 R)
• M25: 29,567,421 km (0.08 R)
• M26: 30,206,353 km (0.104 R)
• M27: 31,291,387 km (0.046 R)
• M28: 36,985,830 km (0.05 R)
• M29: 39,112,214 km (0.087 R)
• M30: 44,990,961 km (0.095 R)
• M31: 45,694,071 km (0.065 R)
• M32: 46,404,512 km (0.025 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.3

Radius: 3.1

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 19.06 AU - 19.6 AU

Year: 32017 Days

Day: 21.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,496,829 km

• M1: 43,084 km (0.106 R)
• M2: 169,644 km (0.089 R)
• M3: 362,176 km (0.102 R)
• M4: 563,685 km (0.111 R)
• M5: 861,684 km (0.089 R)
• M6: 1,339,649 km (0.034 R)
• M7: 1,479,373 km (0.079 R)
• M8: 2,172,161 km (0.105 R)
• M9: 3,057,481 km (0.111 R)
• M10: 3,166,389 km (0.081 R)
• M11: 4,132,641 km (0.086 R)
• M12: 5,727,354 km (0.091 R)
• M13: 7,610,343 km (0.087 R)
• M14: 8,953,433 km (0.062 R)
• M15: 21,380,827 km (0.093 R)
• M16: 24,972,821 km (0.106 R)
• M17: 25,326,022 km (0.09 R)
• M18: 25,952,239 km (0.091 R)
• M19: 28,177,507 km (0.11 R)
• M20: 29,141,067 km (0.041 R)
• M21: 37,422,356 km (0.087 R)
• M22: 38,001,150 km (0.104 R)
• M23: 38,821,246 km (0.097 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 13,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit