🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.98 AU - 1.44 AU

Year: 494 Days

Day: 19.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.87 AU - 1.89 AU

Year: 956 Days

Day: 22.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.61 AU - 2.61 AU

Year: 1137 Days

Day: 19.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.97 AU - 2.29 AU

Year: 1153 Days

Day: 32.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.19 AU - 3.71 AU

Year: 2376 Days

Day: 32 Hours

Environment

Temp: -122 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.46 AU - 5.34 AU

Year: 3423 Days

Day: 18.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.8

Radius: 9.9

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.4 AU - 7.1 AU

Year: 5113 Days

Day: 5 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,874,500 km

• M1: 124,765 km (0.097 R)
• M2: 452,085 km (0.056 R)
• M3: 1,030,729 km (0.086 R)
• M4: 1,766,900 km (0.119 R)
• M5: 3,622,512 km (0.093 R)
• M6: 4,828,870 km (0.085 R)
• M7: 9,304,539 km (0.118 R)
• M8: 13,905,720 km (0.063 R)
• M9: 15,178,050 km (0.116 R)
• M10: 16,305,270 km (0.118 R)
• M11: 18,188,259 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.5

Radius: 11

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.56 AU - 7.68 AU

Year: 7046 Days

Day: 5.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 84,874,500 km

• M1: 136,882 km (0.104 R)
• M2: 739,013 km (0.067 R)
• M3: 1,211,892 km (0.088 R)
• M4: 1,929,513 km (0.056 R)
• M5: 2,411,518 km (0.051 R)
• M6: 2,870,334 km (0.047 R)
• M7: 3,864,263 km (0.082 R)
• M8: 4,331,756 km (0.095 R)
• M9: 4,750,181 km (0.103 R)
• M10: 9,001,902 km (0.093 R)
• M11: 10,601,552 km (0.103 R)
• M12: 10,953,107 km (0.105 R)
• M13: 12,273,009 km (0.1 R)
• M14: 12,660,917 km (0.098 R)
• M15: 13,873,856 km (0.09 R)
• M16: 18,406,522 km (0.076 R)
• M17: 20,653,482 km (0.027 R)
• M18: 21,521,299 km (0.033 R)
• M19: 22,413,351 km (0.084 R)
• M20: 25,060,037 km (0.073 R)
• M21: 25,865,921 km (0.083 R)
• M22: 28,291,052 km (0.097 R)
• M23: 30,056,307 km (0.099 R)
• M24: 30,966,011 km (0.082 R)
• M25: 31,998,087 km (0.119 R)
• M26: 34,899,388 km (0.105 R)
• M27: 35,567,193 km (0.051 R)
• M28: 37,621,770 km (0.032 R)
• M29: 38,559,749 km (0.089 R)
• M30: 40,850,092 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.3

Radius: 5.8

Gravity: 27.95 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 11.13 AU - 17.29 AU

Year: 19865 Days

Day: 24 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,874,500 km

• M1: 72,106 km (0.112 R)
• M2: 379,380 km (0.084 R)
• M3: 570,865 km (0.106 R)
• M4: 775,815 km (0.08 R)
• M5: 1,108,969 km (0.074 R)
• M6: 1,998,777 km (0.108 R)
• M7: 2,802,567 km (0.038 R)
• M8: 2,986,273 km (0.114 R)
• M9: 3,234,306 km (0.039 R)
• M10: 5,255,822 km (0.099 R)
• M11: 5,742,763 km (0.101 R)
• M12: 7,534,048 km (0.07 R)
• M13: 9,374,102 km (0.085 R)
• M14: 12,104,562 km (0.106 R)
• M15: 13,024,290 km (0.05 R)
• M16: 15,404,093 km (0.119 R)
• M17: 16,313,947 km (0.097 R)
• M18: 16,824,973 km (0.119 R)
• M19: 19,351,981 km (0.097 R)
• M20: 24,034,394 km (0.115 R)
• M21: 27,344,396 km (0.098 R)
• M22: 29,796,156 km (0.12 R)
• M23: 35,273,084 km (0.086 R)
• M24: 36,270,602 km (0.063 R)
• M25: 54,888,207 km (0.111 R)
• M26: 55,078,046 km (0.109 R)
• M27: 58,571,456 km (0.043 R)
• M28: 59,367,466 km (0.086 R)
• M29: 63,038,299 km (0.092 R)
• M30: 66,857,832 km (0.082 R)
• M31: 74,953,769 km (0.059 R)
• M32: 76,127,514 km (0.032 R)
• M33: 79,236,307 km (0.098 R)
• M34: 83,427,890 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.9

Radius: 6

Gravity: 23.22 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 14.89 AU - 14.91 AU

Year: 21330 Days

Day: 15.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,874,500 km

• M1: 74,799 km (0.113 R)
• M2: 287,976 km (0.096 R)
• M3: 476,768 km (0.098 R)
• M4: 773,571 km (0.118 R)
• M5: 1,079,648 km (0.095 R)
• M6: 1,799,962 km (0.112 R)
• M7: 2,100,354 km (0.118 R)
• M8: 2,576,524 km (0.073 R)
• M9: 3,067,056 km (0.027 R)
• M10: 3,836,437 km (0.109 R)
• M11: 4,727,742 km (0.07 R)
• M12: 4,951,690 km (0.12 R)
• M13: 5,261,208 km (0.112 R)
• M14: 6,223,571 km (0.098 R)
• M15: 6,816,876 km (0.091 R)
• M16: 7,699,503 km (0.088 R)
• M17: 8,062,428 km (0.109 R)
• M18: 11,389,634 km (0.039 R)
• M19: 12,067,013 km (0.089 R)
• M20: 13,353,555 km (0.11 R)
• M21: 18,667,570 km (0.104 R)
• M22: 21,379,780 km (0.106 R)
• M23: 22,618,450 km (0.049 R)
• M24: 24,013,600 km (0.044 R)
• M25: 24,233,209 km (0.083 R)
• M26: 24,454,315 km (0.102 R)
• M27: 25,923,366 km (0.105 R)
• M28: 26,738,375 km (0.103 R)
• M29: 34,577,005 km (0.089 R)
• M30: 38,637,988 km (0.084 R)
• M31: 38,939,578 km (0.113 R)
• M32: 42,683,115 km (0.044 R)
• M33: 47,518,118 km (0.088 R)
• M34: 51,785,547 km (0.095 R)
• M35: 58,060,579 km (0.101 R)
• M36: 60,057,711 km (0.108 R)
• M37: 61,482,481 km (0.109 R)
• M38: 67,407,604 km (0.047 R)
• M39: 75,569,963 km (0.118 R)
• M40: 81,115,406 km (0.113 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 17,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit