🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.5 AU - 0.72 AU

Year: 303 Days

Day: 17.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,026,921 km

• M1: 781,948 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.58 AU - 0.72 AU

Year: 333 Days

Day: 39.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,026,921 km

• M1: 601,832 km (0.109 R)

Asteroid Belt

Center: 1.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.9

Radius: 14.9

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.52 AU - 1.7 AU

Year: 1299 Days

Day: 13.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,026,921 km

• M1: 185,501 km (0.083 R)
• M2: 673,938 km (0.112 R)
• M3: 1,153,549 km (0.048 R)
• M4: 1,976,038 km (0.084 R)
• M5: 2,571,288 km (0.109 R)
• M6: 3,038,333 km (0.086 R)
• M7: 3,690,879 km (0.075 R)
• M8: 5,135,695 km (0.11 R)
• M9: 6,159,094 km (0.048 R)
• M10: 7,288,857 km (0.106 R)
• M11: 7,876,029 km (0.096 R)
• M12: 8,552,660 km (0.114 R)
• M13: 9,359,890 km (0.088 R)
• M14: 10,250,297 km (0.088 R)
• M15: 10,817,871 km (0.062 R)
• M16: 12,200,006 km (0.11 R)
• M17: 12,762,045 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.9

Radius: 8.6

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.26 AU - 2.28 AU

Year: 2175 Days

Day: 6.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,026,921 km

• M1: 106,962 km (0.066 R)
• M2: 400,922 km (0.109 R)
• M3: 785,987 km (0.072 R)
• M4: 1,054,515 km (0.082 R)
• M5: 1,341,743 km (0.111 R)
• M6: 2,525,661 km (0.111 R)
• M7: 2,837,572 km (0.102 R)
• M8: 3,539,934 km (0.034 R)
• M9: 4,473,276 km (0.101 R)
• M10: 5,129,412 km (0.075 R)
• M11: 5,656,445 km (0.083 R)
• M12: 6,019,370 km (0.067 R)
• M13: 6,845,599 km (0.065 R)
• M14: 8,285,179 km (0.099 R)
• M15: 8,849,761 km (0.109 R)
• M16: 9,540,455 km (0.063 R)
• M17: 11,481,786 km (0.113 R)
• M18: 14,062,948 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.5

Radius: 9.2

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.38 AU - 3.96 AU

Year: 3589 Days

Day: 8.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,026,921 km

• M1: 114,592 km (0.106 R)
• M2: 565,779 km (0.119 R)
• M3: 907,610 km (0.101 R)
• M4: 1,205,460 km (0.113 R)
• M5: 1,536,819 km (0.084 R)
• M6: 2,157,052 km (0.077 R)
• M7: 2,987,619 km (0.098 R)
• M8: 3,332,741 km (0.093 R)
• M9: 4,017,451 km (0.078 R)
• M10: 4,989,239 km (0.117 R)
• M11: 6,138,749 km (0.112 R)
• M12: 7,102,608 km (0.094 R)
• M13: 8,660,520 km (0.099 R)
• M14: 9,519,361 km (0.036 R)
• M15: 12,253,861 km (0.114 R)
• M16: 12,904,911 km (0.068 R)
• M17: 13,825,087 km (0.083 R)
• M18: 14,174,997 km (0.035 R)
• M19: 14,684,976 km (0.113 R)
• M20: 16,233,463 km (0.036 R)
• M21: 18,184,070 km (0.106 R)
• M22: 18,847,237 km (0.118 R)
• M23: 19,589,093 km (0.082 R)
• M24: 20,158,163 km (0.086 R)
• M25: 22,270,934 km (0.117 R)
• M26: 23,877,915 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.6

Radius: 10.1

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.53 AU - 4.01 AU

Year: 3760 Days

Day: 10 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,026,921 km

• M1: 125,961 km (0.108 R)
• M2: 463,454 km (0.097 R)
• M3: 826,678 km (0.084 R)
• M4: 1,162,974 km (0.057 R)
• M5: 1,604,138 km (0.046 R)
• M6: 2,863,303 km (0.087 R)
• M7: 3,187,332 km (0.089 R)
• M8: 3,678,163 km (0.054 R)
• M9: 4,218,810 km (0.047 R)
• M10: 7,583,864 km (0.112 R)
• M11: 7,961,748 km (0.066 R)
• M12: 8,867,863 km (0.057 R)
• M13: 11,861,914 km (0.102 R)
• M14: 12,278,245 km (0.073 R)
• M15: 12,656,578 km (0.086 R)
• M16: 15,913,324 km (0.094 R)
• M17: 16,763,937 km (0.107 R)
• M18: 18,309,732 km (0.072 R)
• M19: 21,751,680 km (0.047 R)
• M20: 22,941,133 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.1

Radius: 13.3

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.98 AU - 5.64 AU

Year: 6707 Days

Day: 10.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,026,921 km

• M1: 165,904 km (0.072 R)
• M2: 657,782 km (0.101 R)
• M3: 1,076,057 km (0.114 R)
• M4: 1,564,345 km (0.068 R)
• M5: 2,105,440 km (0.089 R)
• M6: 3,029,058 km (0.055 R)
• M7: 3,526,919 km (0.107 R)
• M8: 4,417,027 km (0.08 R)
• M9: 5,420,978 km (0.102 R)
• M10: 7,149,432 km (0.079 R)
• M11: 8,574,052 km (0.088 R)
• M12: 9,088,819 km (0.095 R)
• M13: 9,761,111 km (0.097 R)
• M14: 10,227,558 km (0.108 R)
• M15: 12,084,815 km (0.091 R)
• M16: 13,864,431 km (0.09 R)
• M17: 14,635,160 km (0.065 R)
• M18: 17,321,788 km (0.111 R)
• M19: 18,568,237 km (0.104 R)
• M20: 23,156,404 km (0.109 R)
• M21: 26,604,037 km (0.119 R)
• M22: 27,149,171 km (0.079 R)
• M23: 29,987,342 km (0.117 R)
• M24: 30,776,471 km (0.102 R)
• M25: 33,331,752 km (0.033 R)
• M26: 34,285,438 km (0.117 R)
• M27: 35,257,077 km (0.095 R)
• M28: 36,247,115 km (0.11 R)
• M29: 36,917,314 km (0.031 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.1

Radius: 10.5

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.64 AU - 5.28 AU

Year: 7024 Days

Day: 6.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,026,921 km

• M1: 130,599 km (0.095 R)
• M2: 517,309 km (0.112 R)
• M3: 877,691 km (0.102 R)
• M4: 1,388,119 km (0.119 R)
• M5: 1,966,314 km (0.089 R)
• M6: 2,531,944 km (0.054 R)
• M7: 3,160,704 km (0.111 R)
• M8: 4,428,247 km (0.104 R)
• M9: 7,126,543 km (0.033 R)
• M10: 7,933,025 km (0.086 R)
• M11: 8,714,076 km (0.11 R)
• M12: 10,004,058 km (0.117 R)
• M13: 12,251,617 km (0.092 R)
• M14: 12,793,460 km (0.089 R)
• M15: 13,182,116 km (0.054 R)
• M16: 16,128,296 km (0.085 R)
• M17: 18,767,053 km (0.048 R)
• M18: 20,678,315 km (0.052 R)
• M19: 23,286,704 km (0.038 R)
• M20: 24,034,544 km (0.077 R)
• M21: 24,456,858 km (0.12 R)
• M22: 25,229,531 km (0.071 R)
• M23: 28,295,988 km (0.062 R)
• M24: 30,407,562 km (0.108 R)
• M25: 31,001,167 km (0.087 R)
• M26: 31,501,721 km (0.119 R)
• M27: 33,453,375 km (0.119 R)

Asteroid Belt

Center: 5.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.8

Radius: 4

Gravity: 21.68 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.47 AU - 7.33 AU

Year: 11524 Days

Day: 19.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,026,921 km

• M1: 50,265 km (0.095 R)
• M2: 212,130 km (0.11 R)
• M3: 346,618 km (0.11 R)
• M4: 546,930 km (0.091 R)
• M5: 795,412 km (0.109 R)
• M6: 980,315 km (0.05 R)
• M7: 1,299,258 km (0.116 R)
• M8: 1,926,222 km (0.071 R)
• M9: 2,898,309 km (0.056 R)
• M10: 3,922,905 km (0.092 R)
• M11: 4,775,762 km (0.064 R)
• M12: 8,620,129 km (0.083 R)
• M13: 8,751,775 km (0.088 R)
• M14: 9,616,750 km (0.099 R)
• M15: 12,608,109 km (0.082 R)
• M16: 16,165,696 km (0.102 R)
• M17: 17,045,780 km (0.043 R)
• M18: 17,603,032 km (0.117 R)
• M19: 18,974,844 km (0.102 R)
• M20: 19,197,745 km (0.11 R)
• M21: 21,766,789 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458.5

Radius: 5.2

Gravity: 16.96 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.92 AU - 8.76 AU

Year: 12644 Days

Day: 15.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,026,921 km

• M1: 64,626 km (0.064 R)
• M2: 498,909 km (0.067 R)
• M3: 1,334,413 km (0.103 R)
• M4: 2,406,581 km (0.091 R)
• M5: 3,439,255 km (0.116 R)
• M6: 3,930,385 km (0.101 R)
• M7: 4,737,765 km (0.107 R)
• M8: 6,148,323 km (0.113 R)
• M9: 8,078,135 km (0.111 R)
• M10: 8,709,438 km (0.098 R)
• M11: 10,746,662 km (0.102 R)
• M12: 11,733,709 km (0.082 R)
• M13: 12,839,686 km (0.027 R)
• M14: 13,387,214 km (0.086 R)
• M15: 14,724,918 km (0.062 R)
• M16: 16,501,393 km (0.087 R)
• M17: 27,258,976 km (0.119 R)
• M18: 28,467,428 km (0.077 R)
• M19: 43,654,603 km (0.07 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 15,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit