🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.43 AU - 0.65 AU

Year: 139 Days

Day: 44.8 Hours

Environment

Temp: 270 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.95 AU - 1.01 AU

Year: 341 Days

Day: 33.8 Hours

Environment

Temp: 81 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,086,979 km

• M1: 19,448 km (0.087 R)
• M2: 300,393 km (0.056 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.04 AU - 1.66 AU

Year: 551 Days

Day: 40.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 5.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.18 AU - 3.9 AU

Year: 2341 Days

Day: 36.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,086,979 km

• M1: 176,226 km (0.067 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.97 AU - 5.69 AU

Year: 4325 Days

Day: 35.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.6

Radius: 8.6

Gravity: 11.37 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.23 AU - 8.41 AU

Year: 6961 Days

Day: 7.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,086,979 km

• M1: 107,262 km (0.087 R)
• M2: 378,333 km (0.05 R)
• M3: 855,101 km (0.118 R)
• M4: 1,659,190 km (0.086 R)
• M5: 2,295,280 km (0.097 R)
• M6: 2,817,078 km (0.102 R)
• M7: 3,347,851 km (0.04 R)
• M8: 3,673,226 km (0.105 R)
• M9: 5,131,805 km (0.05 R)
• M10: 5,791,831 km (0.079 R)
• M11: 7,590,596 km (0.03 R)
• M12: 8,833,305 km (0.085 R)
• M13: 10,110,722 km (0.104 R)
• M14: 10,893,717 km (0.112 R)
• M15: 11,403,098 km (0.075 R)
• M16: 11,928,485 km (0.101 R)
• M17: 14,013,581 km (0.082 R)
• M18: 16,661,912 km (0.081 R)
• M19: 17,270,027 km (0.051 R)
• M20: 17,544,988 km (0.112 R)
• M21: 21,076,844 km (0.113 R)
• M22: 23,091,927 km (0.071 R)
• M23: 23,425,830 km (0.117 R)
• M24: 25,056,147 km (0.103 R)
• M25: 25,408,750 km (0.071 R)
• M26: 29,216,614 km (0.093 R)
• M27: 31,408,971 km (0.099 R)
• M28: 32,440,897 km (0.1 R)
• M29: 33,601,776 km (0.056 R)
• M30: 36,455,655 km (0.075 R)
• M31: 37,136,475 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831

Radius: 14.5

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.91 AU - 9.63 AU

Year: 7612 Days

Day: 13.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,086,979 km

• M1: 186,698 km (0.049 R)
• M2: 1,258,866 km (0.087 R)
• M3: 1,804,599 km (0.081 R)
• M4: 2,678,400 km (0.066 R)
• M5: 3,302,223 km (0.117 R)
• M6: 5,051,920 km (0.035 R)
• M7: 5,943,523 km (0.098 R)
• M8: 6,534,435 km (0.113 R)
• M9: 10,343,795 km (0.077 R)
• M10: 13,001,701 km (0.078 R)
• M11: 14,182,776 km (0.112 R)
• M12: 15,692,966 km (0.095 R)
• M13: 18,084,438 km (0.089 R)
• M14: 18,883,889 km (0.085 R)
• M15: 20,631,491 km (0.098 R)
• M16: 25,424,308 km (0.031 R)
• M17: 25,968,395 km (0.034 R)
• M18: 29,003,138 km (0.11 R)
• M19: 32,478,745 km (0.117 R)
• M20: 34,759,065 km (0.088 R)
• M21: 37,727,985 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.4

Radius: 12.7

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.03 AU - 9.93 AU

Year: 7923 Days

Day: 7.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,086,979 km

• M1: 159,771 km (0.038 R)
• M2: 710,739 km (0.109 R)
• M3: 1,635,254 km (0.088 R)
• M4: 2,734,051 km (0.114 R)
• M5: 3,251,360 km (0.086 R)
• M6: 3,687,139 km (0.08 R)
• M7: 5,558,159 km (0.058 R)
• M8: 6,038,518 km (0.102 R)
• M9: 8,646,458 km (0.061 R)
• M10: 10,641,046 km (0.07 R)
• M11: 12,302,929 km (0.116 R)
• M12: 15,465,877 km (0.1 R)
• M13: 17,472,583 km (0.046 R)
• M14: 21,650,701 km (0.1 R)
• M15: 23,860,112 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.7

Radius: 13.2

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.61 AU - 11.87 AU

Year: 13244 Days

Day: 6.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,086,979 km

• M1: 226,790 km (0.12 R)
• M2: 665,711 km (0.114 R)
• M3: 1,320,052 km (0.09 R)
• M4: 2,349,734 km (0.039 R)
• M5: 3,581,971 km (0.118 R)
• M6: 4,485,393 km (0.057 R)
• M7: 4,977,271 km (0.096 R)
• M8: 5,505,052 km (0.109 R)
• M9: 7,207,027 km (0.1 R)
• M10: 9,280,154 km (0.07 R)
• M11: 9,900,537 km (0.09 R)
• M12: 14,163,627 km (0.086 R)
• M13: 18,326,786 km (0.089 R)
• M14: 19,162,889 km (0.105 R)
• M15: 19,878,715 km (0.105 R)
• M16: 23,323,505 km (0.102 R)
• M17: 24,388,492 km (0.081 R)
• M18: 27,597,217 km (0.096 R)
• M19: 30,205,156 km (0.086 R)
• M20: 31,273,435 km (0.068 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.6

Radius: 4.6

Gravity: 19.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 11.87 AU - 16.35 AU

Year: 18628 Days

Day: 16.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,086,979 km

• M1: 60,886 km (0.081 R)
• M2: 243,246 km (0.074 R)
• M3: 509,680 km (0.09 R)
• M4: 733,927 km (0.067 R)
• M5: 1,721,572 km (0.118 R)
• M6: 2,351,679 km (0.093 R)
• M7: 3,024,869 km (0.094 R)
• M8: 4,909,503 km (0.065 R)
• M9: 6,722,629 km (0.056 R)
• M10: 11,359,565 km (0.077 R)
• M11: 11,903,353 km (0.105 R)
• M12: 12,088,406 km (0.093 R)
• M13: 15,536,636 km (0.064 R)
• M14: 17,207,196 km (0.041 R)
• M15: 21,808,228 km (0.103 R)
• M16: 23,314,379 km (0.072 R)
• M17: 24,988,978 km (0.072 R)
• M18: 30,491,337 km (0.095 R)
• M19: 38,740,313 km (0.09 R)
• M20: 39,693,701 km (0.105 R)
• M21: 40,107,040 km (0.079 R)
• M22: 41,082,717 km (0.118 R)
• M23: 50,909,502 km (0.092 R)
• M24: 52,713,802 km (0.114 R)
• M25: 55,585,333 km (0.056 R)
• M26: 55,757,370 km (0.066 R)
• M27: 56,449,410 km (0.08 R)
• M28: 58,204,193 km (0.095 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 10,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit