🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.52 AU - 0.54 AU

Year: 249 Days

Day: 19.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.6

Radius: 9.5

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.86 AU - 0.94 AU

Year: 551 Days

Day: 10.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,534,858 km

• M1: 118,332 km (0.091 R)
• M2: 862,581 km (0.07 R)
• M3: 1,334,563 km (0.119 R)
• M4: 1,657,844 km (0.059 R)
• M5: 2,527,157 km (0.076 R)
• M6: 3,075,283 km (0.079 R)
• M7: 3,582,271 km (0.036 R)
• M8: 4,030,017 km (0.104 R)
• M9: 4,334,150 km (0.092 R)
• M10: 4,732,080 km (0.117 R)
• M11: 5,289,033 km (0.11 R)
• M12: 5,708,056 km (0.085 R)
• M13: 6,074,122 km (0.101 R)
• M14: 6,593,227 km (0.112 R)
• M15: 6,894,218 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.7

Radius: 12.3

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.93 AU - 1.47 AU

Year: 849 Days

Day: 12.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,534,858 km

• M1: 153,039 km (0.073 R)
• M2: 565,779 km (0.118 R)
• M3: 1,038,209 km (0.064 R)
• M4: 1,681,181 km (0.094 R)
• M5: 2,227,363 km (0.098 R)
• M6: 3,010,807 km (0.109 R)
• M7: 4,120,673 km (0.11 R)
• M8: 5,452,543 km (0.113 R)
• M9: 6,026,700 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.3

Radius: 14.5

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.92 AU - 1.5 AU

Year: 859 Days

Day: 14.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 59,534,858 km

• M1: 183,407 km (0.094 R)
• M2: 1,331,870 km (0.102 R)
• M3: 2,204,025 km (0.102 R)
• M4: 3,226,676 km (0.114 R)
• M5: 3,907,347 km (0.095 R)
• M6: 4,439,616 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.3

Radius: 12.4

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.51 AU - 1.91 AU

Year: 1444 Days

Day: 8.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 144.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,534,858 km

• M1: 155,731 km (0.069 R)
• M2: 772,075 km (0.116 R)
• M3: 1,198,728 km (0.095 R)
• M4: 1,956,890 km (0.084 R)
• M5: 2,500,229 km (0.074 R)
• M6: 3,099,817 km (0.069 R)
• M7: 3,599,026 km (0.092 R)
• M8: 4,384,564 km (0.065 R)
• M9: 4,897,086 km (0.078 R)
• M10: 5,599,149 km (0.094 R)
• M11: 6,557,922 km (0.046 R)
• M12: 7,333,587 km (0.099 R)
• M13: 8,169,540 km (0.056 R)
• M14: 8,800,544 km (0.113 R)
• M15: 9,839,501 km (0.06 R)
• M16: 10,388,824 km (0.106 R)
• M17: 10,856,467 km (0.066 R)
• M18: 12,087,508 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.8

Radius: 13.6

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.91 AU - 2.81 AU

Year: 2341 Days

Day: 7.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,534,858 km

• M1: 170,392 km (0.107 R)
• M2: 787,184 km (0.09 R)
• M3: 1,319,304 km (0.069 R)
• M4: 1,909,467 km (0.085 R)
• M5: 3,152,626 km (0.062 R)
• M6: 3,614,584 km (0.056 R)
• M7: 4,393,091 km (0.04 R)
• M8: 4,949,146 km (0.106 R)
• M9: 5,602,440 km (0.053 R)
• M10: 6,732,503 km (0.076 R)
• M11: 7,535,993 km (0.1 R)
• M12: 8,171,634 km (0.087 R)
• M13: 12,157,221 km (0.119 R)
• M14: 13,532,474 km (0.075 R)
• M15: 14,617,956 km (0.042 R)
• M16: 17,394,193 km (0.099 R)
• M17: 18,167,913 km (0.108 R)
• M18: 19,196,100 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.2

Radius: 8.8

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.11 AU - 2.87 AU

Year: 2537 Days

Day: 10.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,534,858 km

• M1: 109,805 km (0.1 R)
• M2: 400,623 km (0.112 R)
• M3: 685,158 km (0.079 R)
• M4: 1,169,556 km (0.117 R)
• M5: 1,627,924 km (0.074 R)
• M6: 2,047,247 km (0.103 R)
• M7: 2,426,178 km (0.042 R)
• M8: 2,784,016 km (0.11 R)
• M9: 4,039,591 km (0.098 R)
• M10: 4,891,102 km (0.065 R)
• M11: 5,193,140 km (0.091 R)
• M12: 5,790,634 km (0.115 R)
• M13: 9,799,708 km (0.076 R)
• M14: 10,544,855 km (0.113 R)
• M15: 11,714,710 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.1

Radius: 5.8

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.69 AU - 6.73 AU

Year: 11223 Days

Day: 15.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,534,858 km

• M1: 72,106 km (0.05 R)
• M2: 299,495 km (0.12 R)
• M3: 590,463 km (0.068 R)
• M4: 999,463 km (0.063 R)
• M5: 1,595,162 km (0.047 R)
• M6: 2,003,115 km (0.073 R)
• M7: 2,692,014 km (0.12 R)
• M8: 3,157,113 km (0.115 R)
• M9: 3,408,887 km (0.105 R)
• M10: 4,553,310 km (0.096 R)
• M11: 5,797,665 km (0.066 R)
• M12: 7,292,447 km (0.11 R)
• M13: 9,773,079 km (0.112 R)
• M14: 11,708,128 km (0.052 R)
• M15: 12,880,227 km (0.11 R)
• M16: 14,940,339 km (0.104 R)
• M17: 16,316,939 km (0.093 R)
• M18: 16,794,156 km (0.029 R)
• M19: 19,169,322 km (0.069 R)
• M20: 19,471,659 km (0.066 R)
• M21: 19,777,138 km (0.083 R)
• M22: 29,385,809 km (0.077 R)
• M23: 31,642,493 km (0.083 R)
• M24: 35,127,076 km (0.094 R)
• M25: 40,820,621 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.7

Radius: 3.6

Gravity: 38.33 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.5 AU - 8.68 AU

Year: 16256 Days

Day: 24.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,534,858 km

• M1: 44,730 km (0.116 R)
• M2: 204,500 km (0.116 R)
• M3: 374,593 km (0.03 R)
• M4: 499,657 km (0.088 R)
• M5: 1,126,921 km (0.106 R)
• M6: 1,495,680 km (0.098 R)
• M7: 1,716,187 km (0.118 R)
• M8: 1,851,573 km (0.114 R)
• M9: 3,655,723 km (0.064 R)
• M10: 5,797,665 km (0.118 R)
• M11: 6,582,905 km (0.099 R)
• M12: 6,789,799 km (0.106 R)
• M13: 7,260,134 km (0.109 R)
• M14: 7,752,012 km (0.106 R)
• M15: 7,889,792 km (0.118 R)
• M16: 8,029,367 km (0.117 R)
• M17: 8,457,964 km (0.072 R)
• M18: 9,996,579 km (0.09 R)
• M19: 11,236,745 km (0.062 R)
• M20: 12,702,804 km (0.059 R)
• M21: 12,958,916 km (0.114 R)
• M22: 13,218,617 km (0.052 R)
• M23: 16,382,164 km (0.038 R)
• M24: 16,992,972 km (0.102 R)
• M25: 20,979,157 km (0.091 R)
• M26: 21,427,053 km (0.092 R)
• M27: 25,343,525 km (0.114 R)
• M28: 27,098,308 km (0.113 R)
• M29: 33,206,987 km (0.109 R)
• M30: 41,560,832 km (0.052 R)
• M31: 42,551,469 km (0.107 R)
• M32: 44,286,206 km (0.114 R)
• M33: 55,183,663 km (0.074 R)
• M34: 59,356,546 km (0.055 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 15,052 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit