🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.88 AU - 0.96 AU

Year: 324 Days

Day: 18.7 Hours

Environment

Temp: 86 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.18 AU - 3.06 AU

Year: 1557 Days

Day: 28 Hours

Environment

Temp: -103 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,207,811 km

• M1: 148,999 km (0.108 R)

Asteroid Belt

Center: 3.72 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.8

Radius: 15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.14 AU - 5.5 AU

Year: 3885 Days

Day: 8.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 99,207,811 km

• M1: 186,698 km (0.053 R)
• M2: 912,098 km (0.087 R)
• M3: 1,757,177 km (0.095 R)
• M4: 2,454,901 km (0.042 R)
• M5: 6,565,851 km (0.093 R)
• M6: 7,206,129 km (0.113 R)
• M7: 8,228,930 km (0.1 R)
• M8: 9,519,062 km (0.102 R)
• M9: 10,750,701 km (0.108 R)
• M10: 11,563,018 km (0.041 R)
• M11: 12,045,321 km (0.09 R)
• M12: 17,903,424 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.7

Radius: 10.4

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.77 AU - 8.27 AU

Year: 7570 Days

Day: 9.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 99,207,811 km

• M1: 162,463 km (0.026 R)
• M2: 494,271 km (0.119 R)
• M3: 861,983 km (0.09 R)
• M4: 1,316,461 km (0.106 R)
• M5: 2,469,412 km (0.116 R)
• M6: 3,952,525 km (0.119 R)
• M7: 5,139,884 km (0.048 R)
• M8: 5,676,192 km (0.075 R)
• M9: 6,315,723 km (0.034 R)
• M10: 8,323,326 km (0.077 R)
• M11: 9,148,957 km (0.114 R)
• M12: 11,954,964 km (0.117 R)
• M13: 12,315,794 km (0.092 R)
• M14: 16,975,020 km (0.081 R)
• M15: 18,030,283 km (0.082 R)
• M16: 19,765,918 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.9

Radius: 11.5

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 8.41 AU - 9.35 AU

Year: 9714 Days

Day: 5.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,207,811 km

• M1: 143,764 km (0.094 R)
• M2: 635,342 km (0.048 R)
• M3: 995,574 km (0.095 R)
• M4: 2,023,910 km (0.069 R)
• M5: 2,631,277 km (0.089 R)
• M6: 4,426,451 km (0.102 R)
• M7: 6,385,436 km (0.095 R)
• M8: 7,342,263 km (0.103 R)
• M9: 8,778,253 km (0.094 R)
• M10: 9,493,780 km (0.101 R)
• M11: 10,103,391 km (0.082 R)
• M12: 11,194,558 km (0.116 R)
• M13: 11,557,782 km (0.095 R)
• M14: 12,417,521 km (0.038 R)
• M15: 16,354,189 km (0.118 R)
• M16: 17,576,254 km (0.114 R)
• M17: 18,281,009 km (0.076 R)
• M18: 18,785,453 km (0.109 R)
• M19: 20,201,696 km (0.096 R)
• M20: 26,767,397 km (0.067 R)
• M21: 28,366,299 km (0.106 R)
• M22: 33,010,865 km (0.107 R)
• M23: 33,975,472 km (0.086 R)
• M24: 38,139,080 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.6

Radius: 7.2

Gravity: 18.92 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 12.61 AU - 13.93 AU

Year: 17745 Days

Day: 18.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 99,207,811 km

• M1: 89,759 km (0.049 R)
• M2: 623,524 km (0.096 R)
• M3: 1,102,985 km (0.09 R)
• M4: 1,681,181 km (0.078 R)
• M5: 1,998,628 km (0.114 R)
• M6: 3,036,388 km (0.071 R)
• M7: 3,999,050 km (0.08 R)
• M8: 4,532,965 km (0.104 R)
• M9: 4,781,148 km (0.114 R)
• M10: 5,783,454 km (0.116 R)
• M11: 8,619,530 km (0.035 R)
• M12: 11,339,219 km (0.096 R)
• M13: 12,405,703 km (0.09 R)
• M14: 12,682,459 km (0.089 R)
• M15: 13,176,730 km (0.053 R)
• M16: 14,354,664 km (0.063 R)
• M17: 17,690,846 km (0.029 R)
• M18: 19,306,353 km (0.051 R)
• M19: 25,068,265 km (0.053 R)
• M20: 29,733,325 km (0.117 R)
• M21: 33,189,933 km (0.087 R)
• M22: 33,992,825 km (0.106 R)
• M23: 35,359,850 km (0.08 R)
• M24: 37,911,840 km (0.067 R)
• M25: 38,495,272 km (0.072 R)
• M26: 39,232,939 km (0.077 R)
• M27: 42,434,034 km (0.103 R)
• M28: 44,339,163 km (0.118 R)
• M29: 45,312,896 km (0.048 R)
• M30: 45,805,073 km (0.075 R)
• M31: 58,325,517 km (0.118 R)
• M32: 59,298,352 km (0.103 R)
• M33: 62,889,748 km (0.104 R)
• M34: 67,259,951 km (0.111 R)
• M35: 68,329,575 km (0.032 R)
• M36: 68,760,567 km (0.074 R)
• M37: 74,757,646 km (0.111 R)
• M38: 78,707,180 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.1

Radius: 6.2

Gravity: 24.38 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 15.74 AU - 18.1 AU

Year: 25549 Days

Day: 19.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 99,207,811 km

• M1: 77,641 km (0.07 R)
• M2: 405,859 km (0.091 R)
• M3: 696,079 km (0.096 R)
• M4: 971,339 km (0.05 R)
• M5: 2,258,479 km (0.066 R)
• M6: 3,648,094 km (0.116 R)
• M7: 5,317,157 km (0.111 R)
• M8: 7,128,039 km (0.117 R)
• M9: 8,032,807 km (0.078 R)
• M10: 12,129,096 km (0.068 R)
• M11: 13,729,045 km (0.071 R)
• M12: 14,048,886 km (0.093 R)
• M13: 15,986,178 km (0.106 R)
• M14: 19,767,264 km (0.092 R)
• M15: 31,459,385 km (0.057 R)
• M16: 32,015,740 km (0.112 R)
• M17: 36,094,525 km (0.081 R)
• M18: 39,532,434 km (0.099 R)
• M19: 40,834,833 km (0.076 R)
• M20: 46,870,359 km (0.074 R)
• M21: 62,840,381 km (0.104 R)
• M22: 66,645,552 km (0.111 R)
• M23: 67,103,022 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 604.1

Radius: 4

Gravity: 37.76 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 18.21 AU - 20.87 AU

Year: 31707 Days

Day: 21.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 99,207,811 km

• M1: 49,816 km (0.029 R)
• M2: 225,444 km (0.037 R)
• M3: 503,397 km (0.044 R)
• M4: 740,659 km (0.095 R)
• M5: 904,020 km (0.083 R)
• M6: 1,035,217 km (0.095 R)
• M7: 1,272,031 km (0.069 R)
• M8: 1,792,482 km (0.117 R)
• M9: 2,418,399 km (0.036 R)
• M10: 3,238,345 km (0.076 R)
• M11: 5,841,647 km (0.115 R)
• M12: 11,859,072 km (0.119 R)
• M13: 13,048,973 km (0.103 R)
• M14: 14,645,632 km (0.112 R)
• M15: 17,093,053 km (0.112 R)
• M16: 18,802,508 km (0.084 R)
• M17: 20,311,352 km (0.069 R)
• M18: 20,622,515 km (0.115 R)
• M19: 21,467,893 km (0.117 R)
• M20: 21,682,715 km (0.114 R)
• M21: 26,781,460 km (0.119 R)
• M22: 27,406,928 km (0.043 R)
• M23: 30,140,680 km (0.103 R)
• M24: 30,275,168 km (0.087 R)
• M25: 33,625,562 km (0.112 R)
• M26: 37,993,222 km (0.062 R)
• M27: 45,142,504 km (0.099 R)
• M28: 48,199,686 km (0.116 R)
• M29: 48,383,691 km (0.079 R)
• M30: 49,310,749 km (0.105 R)
• M31: 51,391,955 km (0.056 R)
• M32: 55,324,584 km (0.042 R)
• M33: 61,592,286 km (0.112 R)
• M34: 81,622,842 km (0.059 R)
• M35: 89,433,646 km (0.11 R)
• M36: 94,812,288 km (0.117 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: 472 - 16,496 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit