🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.81 AU - 0.81 AU

Year: 276 Days

Day: 23.9 Hours

Environment

Temp: 73 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 92,431,436 km

• M1: 64,776 km (0.094 R)
• M2: 382,522 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.9 AU - 1.28 AU

Year: 431 Days

Day: 14.4 Hours

Environment

Temp: -13 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.28 AU - 1.9 AU

Year: 759 Days

Day: 34.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.59 AU - 2.49 AU

Year: 1104 Days

Day: 18.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.94 AU - 2.94 AU

Year: 1444 Days

Day: 25.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 11.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60

Radius: 13.4

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 10.77 AU - 12.37 AU

Year: 14906 Days

Day: 12.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,431,436 km

• M1: 171,439 km (0.117 R)
• M2: 657,483 km (0.12 R)
• M3: 1,422,825 km (0.064 R)
• M4: 2,616,168 km (0.052 R)
• M5: 3,201,095 km (0.061 R)
• M6: 4,093,895 km (0.058 R)
• M7: 4,989,538 km (0.079 R)
• M8: 6,778,878 km (0.079 R)
• M9: 7,714,164 km (0.08 R)
• M10: 12,286,922 km (0.074 R)
• M11: 18,918,296 km (0.11 R)
• M12: 21,596,547 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.1

Radius: 7.4

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 13.2 AU - 14.28 AU

Year: 19290 Days

Day: 22.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 92,431,436 km

• M1: 95,443 km (0.098 R)
• M2: 506,239 km (0.106 R)
• M3: 847,322 km (0.112 R)
• M4: 1,567,187 km (0.104 R)
• M5: 1,855,462 km (0.108 R)
• M6: 2,288,698 km (0.083 R)
• M7: 3,074,835 km (0.109 R)
• M8: 5,006,891 km (0.03 R)
• M9: 6,061,556 km (0.064 R)
• M10: 6,974,702 km (0.064 R)
• M11: 7,381,009 km (0.088 R)
• M12: 7,846,109 km (0.03 R)
• M13: 8,241,048 km (0.111 R)
• M14: 9,653,999 km (0.107 R)
• M15: 12,592,102 km (0.1 R)
• M16: 13,565,834 km (0.079 R)
• M17: 14,199,231 km (0.049 R)
• M18: 15,186,129 km (0.075 R)
• M19: 19,118,907 km (0.118 R)
• M20: 19,593,880 km (0.083 R)
• M21: 26,407,914 km (0.101 R)
• M22: 26,701,425 km (0.103 R)
• M23: 33,607,610 km (0.054 R)
• M24: 35,118,549 km (0.074 R)
• M25: 43,086,132 km (0.097 R)
• M26: 47,127,368 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.7

Radius: 5.4

Gravity: 30.72 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 14.38 AU - 15.18 AU

Year: 21521 Days

Day: 18.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 92,431,436 km

• M1: 67,917 km (0.092 R)
• M2: 291,716 km (0.061 R)
• M3: 734,675 km (0.102 R)
• M4: 984,204 km (0.111 R)
• M5: 1,304,493 km (0.115 R)
• M6: 3,498,496 km (0.054 R)
• M7: 3,778,244 km (0.096 R)
• M8: 4,453,529 km (0.066 R)
• M9: 5,127,317 km (0.078 R)
• M10: 5,738,724 km (0.08 R)
• M11: 8,901,821 km (0.112 R)
• M12: 9,843,390 km (0.114 R)
• M13: 10,464,521 km (0.071 R)
• M14: 11,512,304 km (0.12 R)
• M15: 16,235,109 km (0.094 R)
• M16: 16,838,138 km (0.083 R)
• M17: 18,736,685 km (0.075 R)
• M18: 19,786,114 km (0.118 R)
• M19: 20,974,818 km (0.03 R)
• M20: 25,857,244 km (0.028 R)
• M21: 26,324,737 km (0.049 R)
• M22: 27,518,080 km (0.066 R)
• M23: 28,251,109 km (0.087 R)
• M24: 28,871,940 km (0.063 R)
• M25: 34,449,996 km (0.052 R)
• M26: 48,203,426 km (0.028 R)
• M27: 57,556,584 km (0.069 R)
• M28: 57,755,100 km (0.118 R)
• M29: 60,992,997 km (0.035 R)
• M30: 65,423,487 km (0.057 R)
• M31: 74,682,698 km (0.057 R)
• M32: 78,764,775 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198.1

Radius: 6.6

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 15.59 AU - 17.03 AU

Year: 24948 Days

Day: 20.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,431,436 km

• M1: 115,340 km (0.116 R)
• M2: 897,138 km (0.087 R)
• M3: 1,936,844 km (0.039 R)
• M4: 2,350,332 km (0.078 R)
• M5: 5,423,222 km (0.116 R)
• M6: 5,712,544 km (0.06 R)
• M7: 7,805,568 km (0.08 R)
• M8: 9,663,873 km (0.108 R)
• M9: 14,025,848 km (0.095 R)
• M10: 23,867,891 km (0.11 R)
• M11: 31,834,128 km (0.065 R)
• M12: 39,625,334 km (0.114 R)
• M13: 46,014,809 km (0.055 R)
• M14: 51,756,525 km (0.096 R)
• M15: 52,730,557 km (0.101 R)
• M16: 55,556,311 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.5

Radius: 7.7

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 15.74 AU - 21.88 AU

Year: 30898 Days

Day: 19.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 92,431,436 km

• M1: 97,837 km (0.049 R)
• M2: 488,287 km (0.083 R)
• M3: 1,573,470 km (0.046 R)
• M4: 3,353,984 km (0.046 R)
• M5: 3,757,001 km (0.051 R)
• M6: 4,261,744 km (0.102 R)
• M7: 5,082,887 km (0.062 R)
• M8: 6,049,738 km (0.1 R)
• M9: 6,366,885 km (0.095 R)
• M10: 6,647,681 km (0.088 R)
• M11: 7,643,853 km (0.067 R)
• M12: 8,566,124 km (0.045 R)
• M13: 9,201,017 km (0.107 R)
• M14: 11,431,222 km (0.11 R)
• M15: 12,200,604 km (0.106 R)
• M16: 13,764,799 km (0.068 R)
• M17: 17,376,241 km (0.099 R)
• M18: 19,059,517 km (0.07 R)
• M19: 19,841,465 km (0.076 R)
• M20: 20,340,972 km (0.108 R)
• M21: 23,294,184 km (0.105 R)
• M22: 24,074,785 km (0.097 R)
• M23: 26,043,194 km (0.099 R)
• M24: 26,521,459 km (0.089 R)
• M25: 27,127,479 km (0.078 R)
• M26: 27,372,521 km (0.108 R)
• M27: 35,868,483 km (0.054 R)
• M28: 36,460,591 km (0.047 R)
• M29: 37,664,256 km (0.08 R)
• M30: 40,469,066 km (0.111 R)
• M31: 41,110,841 km (0.06 R)
• M32: 61,741,584 km (0.1 R)
• M33: 64,315,865 km (0.099 R)
• M34: 69,906,935 km (0.117 R)
• M35: 73,888,483 km (0.115 R)
• M36: 75,813,359 km (0.111 R)
• M37: 80,266,289 km (0.107 R)
• M38: 81,278,917 km (0.039 R)
• M39: 83,588,558 km (0.035 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: 477 - 18,685 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit