🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.52 AU - 0.78 AU

Year: 232 Days

Day: 30.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 17.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.57 AU - 0.91 AU

Year: 282 Days

Day: 28.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 133.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,466,656 km

• M1: 107,710 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.75 AU - 1.17 AU

Year: 417 Days

Day: 21.7 Hours

Environment

Temp: -68 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,466,656 km

• M1: 58,343 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.08 AU - 1.7 AU

Year: 726 Days

Day: 20.1 Hours

Environment

Temp: -88 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,466,656 km

• M1: 440,267 km (0.093 R)

Asteroid Belt

Center: 1.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.17 AU - 2.29 AU

Year: 1475 Days

Day: 31.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,466,656 km

• M1: 360,680 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.3

Radius: 14.9

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 6.42 AU - 6.96 AU

Year: 7664 Days

Day: 8.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,466,656 km

• M1: 185,352 km (0.094 R)
• M2: 944,561 km (0.118 R)
• M3: 2,124,888 km (0.066 R)
• M4: 2,815,282 km (0.083 R)
• M5: 8,211,577 km (0.064 R)
• M6: 10,206,165 km (0.041 R)
• M7: 14,220,923 km (0.118 R)
• M8: 16,677,919 km (0.071 R)
• M9: 21,936,583 km (0.077 R)
• M10: 23,995,050 km (0.111 R)
• M11: 25,202,604 km (0.053 R)
• M12: 31,548,845 km (0.07 R)
• M13: 35,473,844 km (0.115 R)
• M14: 37,496,257 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.1

Radius: 14.9

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.28 AU - 8.18 AU

Year: 9519 Days

Day: 10.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,466,656 km

• M1: 185,352 km (0.091 R)
• M2: 661,372 km (0.107 R)
• M3: 1,264,102 km (0.077 R)
• M4: 1,766,601 km (0.062 R)
• M5: 2,250,550 km (0.09 R)
• M6: 2,842,210 km (0.085 R)
• M7: 3,373,432 km (0.089 R)
• M8: 3,926,196 km (0.113 R)
• M9: 4,740,607 km (0.101 R)
• M10: 5,409,609 km (0.099 R)
• M11: 6,772,894 km (0.079 R)
• M12: 8,020,241 km (0.106 R)
• M13: 10,388,974 km (0.073 R)
• M14: 11,288,805 km (0.079 R)
• M15: 12,535,554 km (0.088 R)
• M16: 13,192,587 km (0.08 R)
• M17: 13,979,173 km (0.108 R)
• M18: 16,348,654 km (0.118 R)
• M19: 18,006,797 km (0.088 R)
• M20: 19,172,912 km (0.095 R)
• M21: 21,086,269 km (0.09 R)
• M22: 21,944,063 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.5

Radius: 7.4

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.79 AU - 12.83 AU

Year: 16847 Days

Day: 21.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,466,656 km

• M1: 92,302 km (0.101 R)
• M2: 339,587 km (0.085 R)
• M3: 712,834 km (0.091 R)
• M4: 1,042,996 km (0.09 R)
• M5: 1,641,388 km (0.104 R)
• M6: 2,167,823 km (0.074 R)
• M7: 2,577,721 km (0.113 R)
• M8: 2,918,355 km (0.09 R)
• M9: 3,802,479 km (0.084 R)
• M10: 4,655,785 km (0.03 R)
• M11: 5,058,203 km (0.108 R)
• M12: 6,166,275 km (0.095 R)
• M13: 6,406,080 km (0.062 R)
• M14: 6,819,569 km (0.095 R)
• M15: 8,904,065 km (0.081 R)
• M16: 10,118,501 km (0.114 R)
• M17: 10,509,101 km (0.083 R)
• M18: 11,925,045 km (0.113 R)
• M19: 14,281,062 km (0.071 R)
• M20: 14,915,207 km (0.1 R)
• M21: 17,322,685 km (0.082 R)
• M22: 17,962,815 km (0.074 R)
• M23: 20,064,814 km (0.058 R)
• M24: 21,310,965 km (0.103 R)
• M25: 24,054,889 km (0.073 R)
• M26: 29,775,661 km (0.109 R)
• M27: 30,693,743 km (0.109 R)
• M28: 32,827,906 km (0.104 R)
• M29: 37,921,115 km (0.065 R)
• M30: 40,097,914 km (0.11 R)
• M31: 43,810,484 km (0.09 R)
• M32: 51,910,611 km (0.084 R)
• M33: 59,319,296 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.7

Radius: 6.2

Gravity: 17.21 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 10.21 AU - 16.45 AU

Year: 21557 Days

Day: 22.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,466,656 km

• M1: 77,492 km (0.044 R)
• M2: 500,405 km (0.083 R)
• M3: 895,493 km (0.106 R)
• M4: 1,402,330 km (0.102 R)
• M5: 2,641,300 km (0.072 R)
• M6: 3,320,774 km (0.057 R)
• M7: 3,762,536 km (0.098 R)
• M8: 4,078,337 km (0.054 R)
• M9: 4,411,641 km (0.052 R)
• M10: 5,132,703 km (0.116 R)
• M11: 6,140,993 km (0.084 R)
• M12: 7,275,393 km (0.117 R)
• M13: 14,173,650 km (0.095 R)
• M14: 17,656,588 km (0.075 R)
• M15: 19,177,849 km (0.097 R)
• M16: 20,112,536 km (0.042 R)
• M17: 21,870,760 km (0.114 R)
• M18: 22,890,569 km (0.108 R)
• M19: 24,696,514 km (0.082 R)
• M20: 27,638,805 km (0.088 R)
• M21: 31,314,574 km (0.104 R)
• M22: 34,890,113 km (0.111 R)
• M23: 36,989,570 km (0.113 R)
• M24: 49,796,942 km (0.095 R)
• M25: 51,025,291 km (0.095 R)
• M26: 55,764,551 km (0.1 R)
• M27: 66,106,850 km (0.084 R)
• M28: 73,292,335 km (0.118 R)
• M29: 73,743,822 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.5

Radius: 6.6

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.23 AU - 14.57 AU

Year: 22954 Days

Day: 16.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,466,656 km

• M1: 82,129 km (0.045 R)
• M2: 702,960 km (0.106 R)
• M3: 1,282,054 km (0.101 R)
• M4: 1,913,806 km (0.088 R)
• M5: 3,071,543 km (0.112 R)
• M6: 4,075,046 km (0.058 R)
• M7: 5,383,130 km (0.106 R)
• M8: 7,880,965 km (0.075 R)
• M9: 8,239,402 km (0.087 R)
• M10: 10,409,020 km (0.116 R)
• M11: 11,172,418 km (0.112 R)
• M12: 14,073,420 km (0.06 R)
• M13: 18,437,788 km (0.113 R)
• M14: 27,104,591 km (0.098 R)
• M15: 30,034,914 km (0.03 R)
• M16: 37,386,303 km (0.049 R)
• M17: 43,453,095 km (0.116 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 12,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit