🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.41 AU - 0.61 AU

Year: 239 Days

Day: 36.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.43 AU - 0.63 AU

Year: 253 Days

Day: 41.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.8

Radius: 14.3

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.69 AU - 0.75 AU

Year: 401 Days

Day: 6.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 80,344,122 km

• M1: 178,171 km (0.108 R)
• M2: 633,547 km (0.084 R)
• M3: 1,300,753 km (0.079 R)
• M4: 1,820,456 km (0.113 R)
• M5: 2,332,829 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.7

Radius: 13.8

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.62 AU - 2.22 AU

Year: 1745 Days

Day: 13 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,344,122 km

• M1: 171,589 km (0.107 R)
• M2: 662,270 km (0.092 R)
• M3: 1,104,032 km (0.119 R)
• M4: 1,573,620 km (0.092 R)
• M5: 2,080,757 km (0.1 R)
• M6: 3,037,734 km (0.118 R)
• M7: 3,504,181 km (0.114 R)
• M8: 4,466,544 km (0.1 R)
• M9: 5,444,615 km (0.085 R)
• M10: 6,117,805 km (0.117 R)
• M11: 6,980,386 km (0.084 R)
• M12: 7,655,372 km (0.119 R)
• M13: 9,217,772 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.1

Radius: 11.2

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.87 AU - 2.09 AU

Year: 1828 Days

Day: 14.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,344,122 km

• M1: 139,276 km (0.031 R)
• M2: 499,956 km (0.116 R)
• M3: 944,411 km (0.112 R)
• M4: 1,555,369 km (0.107 R)
• M5: 1,941,481 km (0.103 R)
• M6: 2,540,471 km (0.051 R)
• M7: 2,982,234 km (0.103 R)
• M8: 4,091,651 km (0.042 R)
• M9: 4,799,548 km (0.107 R)
• M10: 5,204,061 km (0.077 R)
• M11: 6,035,676 km (0.115 R)
• M12: 6,802,814 km (0.118 R)
• M13: 7,687,835 km (0.103 R)
• M14: 9,187,852 km (0.09 R)
• M15: 9,654,598 km (0.047 R)
• M16: 10,840,011 km (0.087 R)
• M17: 11,646,643 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.7

Radius: 8.6

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.32 AU - 2.78 AU

Year: 2671 Days

Day: 14.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,344,122 km

• M1: 107,411 km (0.107 R)
• M2: 434,731 km (0.104 R)
• M3: 976,575 km (0.107 R)
• M4: 1,797,269 km (0.107 R)
• M5: 2,223,024 km (0.098 R)
• M6: 2,803,464 km (0.079 R)
• M7: 3,395,423 km (0.086 R)
• M8: 3,878,175 km (0.055 R)
• M9: 4,488,086 km (0.066 R)
• M10: 5,274,971 km (0.051 R)
• M11: 6,074,422 km (0.109 R)
• M12: 6,786,657 km (0.103 R)
• M13: 7,064,161 km (0.11 R)
• M14: 7,641,908 km (0.09 R)
• M15: 8,034,303 km (0.096 R)
• M16: 8,599,484 km (0.103 R)
• M17: 8,957,920 km (0.103 R)
• M18: 9,600,294 km (0.105 R)
• M19: 10,528,698 km (0.111 R)
• M20: 12,521,940 km (0.09 R)
• M21: 14,986,565 km (0.095 R)
• M22: 16,681,509 km (0.092 R)
• M23: 17,035,158 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.2

Radius: 14.5

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.44 AU - 3.66 AU

Year: 3494 Days

Day: 12.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,344,122 km

• M1: 180,415 km (0.066 R)
• M2: 721,810 km (0.086 R)
• M3: 1,176,886 km (0.112 R)
• M4: 1,797,269 km (0.07 R)
• M5: 2,665,535 km (0.095 R)
• M6: 3,262,580 km (0.07 R)
• M7: 3,948,187 km (0.101 R)
• M8: 4,442,010 km (0.067 R)
• M9: 5,393,452 km (0.057 R)
• M10: 6,178,392 km (0.115 R)
• M11: 6,816,128 km (0.026 R)
• M12: 7,464,186 km (0.114 R)
• M13: 9,980,572 km (0.101 R)
• M14: 10,519,573 km (0.084 R)
• M15: 12,537,199 km (0.073 R)
• M16: 13,562,393 km (0.114 R)
• M17: 16,002,783 km (0.059 R)
• M18: 23,146,082 km (0.073 R)
• M19: 24,389,240 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.5

Radius: 13.2

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.66 AU - 4.9 AU

Year: 6856 Days

Day: 11.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,344,122 km

• M1: 164,109 km (0.1 R)
• M2: 609,013 km (0.104 R)
• M3: 1,079,947 km (0.067 R)
• M4: 1,939,836 km (0.119 R)
• M5: 2,490,505 km (0.111 R)
• M6: 3,311,050 km (0.097 R)
• M7: 4,060,984 km (0.048 R)
• M8: 5,435,489 km (0.066 R)
• M9: 6,879,108 km (0.107 R)
• M10: 7,589,998 km (0.076 R)
• M11: 10,100,549 km (0.082 R)
• M12: 10,848,688 km (0.099 R)
• M13: 11,279,979 km (0.064 R)
• M14: 15,316,428 km (0.063 R)
• M15: 17,628,015 km (0.069 R)
• M16: 18,407,120 km (0.071 R)
• M17: 19,146,583 km (0.111 R)
• M18: 19,650,578 km (0.068 R)
• M19: 21,687,503 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.8

Radius: 6.2

Gravity: 25.12 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 7.35 AU - 11.03 AU

Year: 18276 Days

Day: 20.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,344,122 km

• M1: 77,043 km (0.111 R)
• M2: 457,769 km (0.076 R)
• M3: 758,611 km (0.119 R)
• M4: 1,423,723 km (0.093 R)
• M5: 2,014,485 km (0.111 R)
• M6: 2,287,950 km (0.086 R)
• M7: 3,344,560 km (0.073 R)
• M8: 3,759,993 km (0.115 R)
• M9: 4,412,389 km (0.039 R)
• M10: 5,137,490 km (0.063 R)
• M11: 6,152,212 km (0.041 R)
• M12: 7,788,514 km (0.081 R)
• M13: 9,234,228 km (0.117 R)
• M14: 10,050,434 km (0.098 R)
• M15: 11,559,727 km (0.051 R)
• M16: 17,501,604 km (0.052 R)
• M17: 20,922,010 km (0.119 R)
• M18: 21,715,926 km (0.091 R)
• M19: 24,544,223 km (0.097 R)
• M20: 25,538,900 km (0.043 R)
• M21: 27,022,911 km (0.114 R)
• M22: 32,471,564 km (0.107 R)
• M23: 33,400,866 km (0.089 R)
• M24: 37,295,647 km (0.066 R)
• M25: 37,584,969 km (0.097 R)
• M26: 42,576,452 km (0.071 R)
• M27: 45,148,338 km (0.112 R)
• M28: 45,641,712 km (0.06 R)
• M29: 49,023,970 km (0.115 R)
• M30: 58,396,875 km (0.044 R)
• M31: 59,178,823 km (0.07 R)
• M32: 67,171,987 km (0.057 R)
• M33: 71,983,653 km (0.058 R)
• M34: 72,207,601 km (0.116 R)
• M35: 73,788,701 km (0.119 R)
• M36: 75,162,159 km (0.116 R)
• M37: 76,087,272 km (0.094 R)
• M38: 80,103,526 km (0.101 R)
• M39: 80,344,080 km (0.074 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: 386 - 18,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit