🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.53 AU - 0.65 AU

Year: 293 Days

Day: 25.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,740,260 km

• M1: 18,849 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.7

Radius: 13.5

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.69 AU - 0.97 AU

Year: 488 Days

Day: 10.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,740,260 km

• M1: 168,148 km (0.11 R)
• M2: 637,287 km (0.039 R)
• M3: 1,343,389 km (0.113 R)
• M4: 1,794,576 km (0.112 R)
• M5: 2,370,827 km (0.083 R)
• M6: 3,060,324 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.1

Radius: 11.7

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.1 AU - 4.48 AU

Year: 4764 Days

Day: 11.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,740,260 km

• M1: 145,559 km (0.083 R)
• M2: 545,733 km (0.112 R)
• M3: 998,416 km (0.117 R)
• M4: 1,856,210 km (0.111 R)
• M5: 2,672,566 km (0.066 R)
• M6: 3,097,873 km (0.09 R)
• M7: 3,486,827 km (0.062 R)
• M8: 3,930,385 km (0.099 R)
• M9: 4,459,363 km (0.07 R)
• M10: 5,382,681 km (0.094 R)
• M11: 6,616,265 km (0.114 R)
• M12: 7,333,437 km (0.025 R)
• M13: 8,357,135 km (0.072 R)
• M14: 8,731,429 km (0.057 R)
• M15: 9,393,549 km (0.025 R)
• M16: 9,963,817 km (0.054 R)
• M17: 10,513,888 km (0.104 R)
• M18: 12,624,564 km (0.116 R)
• M19: 16,649,196 km (0.091 R)
• M20: 17,913,447 km (0.091 R)
• M21: 20,429,833 km (0.118 R)
• M22: 23,246,612 km (0.025 R)
• M23: 25,600,534 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.5

Radius: 9.7

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.97 AU - 4.65 AU

Year: 4802 Days

Day: 5.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,740,260 km

• M1: 120,725 km (0.115 R)
• M2: 558,299 km (0.052 R)
• M3: 955,781 km (0.099 R)
• M4: 1,332,319 km (0.117 R)
• M5: 2,663,889 km (0.108 R)
• M6: 5,442,670 km (0.041 R)
• M7: 10,705,523 km (0.08 R)
• M8: 11,289,703 km (0.047 R)
• M9: 11,936,265 km (0.113 R)
• M10: 13,214,878 km (0.077 R)
• M11: 18,082,643 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.3

Radius: 12.1

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.26 AU - 4.4 AU

Year: 5818 Days

Day: 11.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,740,260 km

• M1: 150,645 km (0.114 R)
• M2: 540,946 km (0.072 R)
• M3: 923,019 km (0.104 R)
• M4: 1,543,700 km (0.108 R)
• M5: 1,943,875 km (0.101 R)
• M6: 4,109,603 km (0.064 R)
• M7: 5,277,663 km (0.061 R)
• M8: 6,266,505 km (0.11 R)
• M9: 7,234,104 km (0.087 R)
• M10: 10,197,638 km (0.082 R)
• M11: 11,534,594 km (0.059 R)
• M12: 15,065,702 km (0.106 R)
• M13: 19,533,144 km (0.096 R)
• M14: 20,226,081 km (0.062 R)
• M15: 21,079,238 km (0.102 R)
• M16: 22,403,777 km (0.054 R)
• M17: 27,737,240 km (0.052 R)
• M18: 28,968,281 km (0.06 R)
• M19: 29,416,776 km (0.108 R)
• M20: 30,235,525 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.2

Radius: 4.1

Gravity: 34.75 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.95 AU - 7.77 AU

Year: 11601 Days

Day: 22.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 56,740,260 km

• M1: 51,910 km (0.077 R)
• M2: 179,966 km (0.116 R)
• M3: 464,202 km (0.108 R)
• M4: 629,657 km (0.088 R)
• M5: 952,639 km (0.071 R)
• M6: 1,248,693 km (0.115 R)
• M7: 2,200,585 km (0.034 R)
• M8: 3,531,707 km (0.071 R)
• M9: 4,836,200 km (0.115 R)
• M10: 5,190,149 km (0.115 R)
• M11: 5,949,507 km (0.117 R)
• M12: 6,979,189 km (0.077 R)
• M13: 7,685,441 km (0.072 R)
• M14: 7,945,592 km (0.04 R)
• M15: 9,238,417 km (0.104 R)
• M16: 9,985,658 km (0.11 R)
• M17: 10,191,654 km (0.075 R)
• M18: 10,505,810 km (0.065 R)
• M19: 11,827,208 km (0.12 R)
• M20: 13,132,299 km (0.09 R)
• M21: 14,334,318 km (0.116 R)
• M22: 16,449,632 km (0.032 R)
• M23: 20,449,730 km (0.056 R)
• M24: 21,456,972 km (0.043 R)
• M25: 22,584,940 km (0.111 R)
• M26: 22,761,914 km (0.085 R)
• M27: 23,843,208 km (0.032 R)
• M28: 29,134,634 km (0.058 R)
• M29: 30,949,555 km (0.116 R)
• M30: 37,707,639 km (0.113 R)
• M31: 40,508,411 km (0.11 R)
• M32: 43,308,434 km (0.054 R)
• M33: 44,825,356 km (0.105 R)
• M34: 47,818,810 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 365.4

Radius: 4.3

Gravity: 19.76 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.43 AU - 7.83 AU

Year: 13608 Days

Day: 22 Hours

Environment

Temp: -227 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,740,260 km

• M1: 53,855 km (0.11 R)
• M2: 417,976 km (0.086 R)
• M3: 596,596 km (0.049 R)
• M4: 991,983 km (0.084 R)
• M5: 1,830,180 km (0.087 R)
• M6: 2,080,458 km (0.108 R)
• M7: 2,547,951 km (0.067 R)
• M8: 3,105,203 km (0.064 R)
• M9: 4,725,198 km (0.09 R)
• M10: 4,941,218 km (0.103 R)
• M11: 6,341,753 km (0.108 R)
• M12: 9,166,011 km (0.073 R)
• M13: 12,147,945 km (0.069 R)
• M14: 14,203,271 km (0.084 R)
• M15: 14,588,635 km (0.075 R)
• M16: 15,447,327 km (0.026 R)
• M17: 16,339,079 km (0.03 R)
• M18: 17,120,130 km (0.12 R)
• M19: 18,679,688 km (0.067 R)
• M20: 19,297,976 km (0.086 R)
• M21: 19,691,269 km (0.026 R)
• M22: 22,335,710 km (0.079 R)
• M23: 23,208,314 km (0.105 R)
• M24: 24,928,391 km (0.108 R)
• M25: 25,207,540 km (0.025 R)
• M26: 27,814,433 km (0.044 R)
• M27: 29,857,341 km (0.117 R)
• M28: 32,548,906 km (0.118 R)
• M29: 34,010,478 km (0.108 R)
• M30: 35,632,717 km (0.105 R)
• M31: 38,038,550 km (0.073 R)
• M32: 38,656,539 km (0.092 R)
• M33: 41,978,210 km (0.101 R)
• M34: 44,933,366 km (0.061 R)
• M35: 45,070,996 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.6

Radius: 5.6

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 8.33 AU - 10.13 AU

Year: 18106 Days

Day: 16.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,740,260 km

• M1: 71,508 km (0.046 R)
• M2: 601,982 km (0.073 R)
• M3: 955,182 km (0.105 R)
• M4: 2,478,687 km (0.045 R)
• M5: 5,915,848 km (0.079 R)
• M6: 8,554,455 km (0.091 R)
• M7: 12,249,373 km (0.046 R)
• M8: 12,869,606 km (0.104 R)
• M9: 13,445,557 km (0.118 R)
• M10: 14,580,108 km (0.067 R)
• M11: 15,347,246 km (0.092 R)
• M12: 22,297,114 km (0.117 R)
• M13: 39,751,894 km (0.091 R)
• M14: 46,989,290 km (0.097 R)
• M15: 50,051,708 km (0.112 R)
• M16: 52,433,904 km (0.093 R)
• M17: 55,726,254 km (0.079 R)
• M18: 56,062,999 km (0.052 R)
• M19: 56,740,228 km (0.05 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 12,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit