🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.55 AU - 0.55 AU

Year: 150 Days

Day: 27.4 Hours

Environment

Temp: 194 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.78 AU - 1.04 AU

Year: 319 Days

Day: 14.4 Hours

Environment

Temp: 106 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.03 AU - 1.27 AU

Year: 453 Days

Day: 12.7 Hours

Environment

Temp: -6 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.71 AU - 1.93 AU

Year: 901 Days

Day: 26.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.11 AU - 2.81 AU

Year: 1416 Days

Day: 46.7 Hours

Environment

Temp: -96 °C

Axial Tilt: 105.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 110,984,257 km

• M1: 50,714 km (0.093 R)
• M2: 1,542,952 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.5

Radius: 14.5

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.73 AU - 5.87 AU

Year: 4479 Days

Day: 8.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 110,984,257 km

• M1: 180,415 km (0.114 R)
• M2: 741,257 km (0.063 R)
• M3: 1,231,938 km (0.115 R)
• M4: 1,714,840 km (0.089 R)
• M5: 3,256,446 km (0.041 R)
• M6: 4,313,206 km (0.089 R)
• M7: 4,828,271 km (0.102 R)
• M8: 5,409,609 km (0.095 R)
• M9: 6,174,503 km (0.118 R)
• M10: 8,837,644 km (0.119 R)
• M11: 10,208,110 km (0.102 R)
• M12: 11,461,890 km (0.065 R)
• M13: 14,225,710 km (0.087 R)
• M14: 16,423,602 km (0.09 R)
• M15: 17,241,005 km (0.066 R)
• M16: 19,194,604 km (0.081 R)
• M17: 20,659,616 km (0.057 R)
• M18: 21,291,667 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.7

Radius: 10.1

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.66 AU - 11.78 AU

Year: 11994 Days

Day: 12.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 110,984,257 km

• M1: 126,560 km (0.044 R)
• M2: 584,030 km (0.095 R)
• M3: 1,490,144 km (0.081 R)
• M4: 2,661,346 km (0.076 R)
• M5: 3,204,686 km (0.034 R)
• M6: 3,766,276 km (0.044 R)
• M7: 4,157,026 km (0.104 R)
• M8: 4,636,786 km (0.117 R)
• M9: 5,635,950 km (0.112 R)
• M10: 7,524,623 km (0.104 R)
• M11: 7,965,787 km (0.093 R)
• M12: 8,377,481 km (0.113 R)
• M13: 10,763,567 km (0.09 R)
• M14: 12,443,401 km (0.075 R)
• M15: 12,873,794 km (0.103 R)
• M16: 14,559,912 km (0.115 R)
• M17: 15,037,877 km (0.082 R)
• M18: 22,424,122 km (0.085 R)
• M19: 28,185,735 km (0.055 R)
• M20: 29,036,049 km (0.053 R)
• M21: 31,917,753 km (0.078 R)
• M22: 35,350,725 km (0.089 R)
• M23: 38,631,406 km (0.074 R)
• M24: 44,779,729 km (0.107 R)
• M25: 47,859,949 km (0.104 R)
• M26: 48,917,307 km (0.096 R)
• M27: 53,787,765 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.9

Radius: 5.1

Gravity: 17.1 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 14.84 AU - 20.92 AU

Year: 27754 Days

Day: 18.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 168.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 110,984,257 km

• M1: 63,429 km (0.113 R)
• M2: 223,350 km (0.062 R)
• M3: 424,708 km (0.066 R)
• M4: 616,493 km (0.11 R)
• M5: 800,648 km (0.106 R)
• M6: 1,405,771 km (0.111 R)
• M7: 2,145,084 km (0.117 R)
• M8: 2,648,182 km (0.096 R)
• M9: 2,901,451 km (0.093 R)
• M10: 5,035,614 km (0.096 R)
• M11: 5,750,542 km (0.056 R)
• M12: 7,933,325 km (0.078 R)
• M13: 8,568,218 km (0.064 R)
• M14: 10,802,313 km (0.085 R)
• M15: 11,849,348 km (0.099 R)
• M16: 13,251,080 km (0.111 R)
• M17: 15,233,701 km (0.12 R)
• M18: 15,881,460 km (0.113 R)
• M19: 18,474,589 km (0.119 R)
• M20: 20,255,103 km (0.082 R)
• M21: 21,037,949 km (0.055 R)
• M22: 30,766,148 km (0.06 R)
• M23: 31,538,971 km (0.091 R)
• M24: 36,022,718 km (0.076 R)
• M25: 43,758,574 km (0.056 R)
• M26: 45,229,420 km (0.075 R)
• M27: 50,548,073 km (0.097 R)
• M28: 55,318,151 km (0.111 R)
• M29: 59,979,770 km (0.078 R)
• M30: 62,816,296 km (0.081 R)
• M31: 63,642,973 km (0.114 R)
• M32: 64,058,855 km (0.113 R)
• M33: 72,991,643 km (0.091 R)
• M34: 73,447,468 km (0.032 R)
• M35: 74,364,802 km (0.084 R)
• M36: 74,595,333 km (0.084 R)
• M37: 77,398,647 km (0.077 R)

Asteroid Belt

Center: 18.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 19.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.3

Radius: 7.2

Gravity: 17.25 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 15.92 AU - 22.44 AU

Year: 30835 Days

Day: 15.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 110,984,257 km

• M1: 89,609 km (0.071 R)
• M2: 350,508 km (0.118 R)
• M3: 1,254,378 km (0.079 R)
• M4: 1,528,741 km (0.118 R)
• M5: 2,766,214 km (0.081 R)
• M6: 5,393,901 km (0.103 R)
• M7: 7,511,010 km (0.116 R)
• M8: 8,305,524 km (0.095 R)
• M9: 8,602,476 km (0.09 R)
• M10: 9,407,761 km (0.112 R)
• M11: 12,049,510 km (0.106 R)
• M12: 12,740,802 km (0.096 R)
• M13: 13,296,558 km (0.086 R)
• M14: 15,060,915 km (0.116 R)
• M15: 16,044,820 km (0.028 R)
• M16: 18,843,198 km (0.111 R)
• M17: 22,404,824 km (0.115 R)
• M18: 25,013,811 km (0.118 R)
• M19: 26,136,992 km (0.112 R)
• M20: 28,753,010 km (0.082 R)
• M21: 31,109,775 km (0.039 R)
• M22: 32,407,985 km (0.114 R)
• M23: 34,804,842 km (0.106 R)
• M24: 37,639,423 km (0.077 R)
• M25: 39,279,015 km (0.105 R)
• M26: 41,136,871 km (0.119 R)
• M27: 42,699,720 km (0.076 R)
• M28: 45,575,440 km (0.098 R)
• M29: 49,542,327 km (0.1 R)
• M30: 52,110,025 km (0.106 R)
• M31: 61,009,901 km (0.117 R)
• M32: 65,582,809 km (0.093 R)
• M33: 67,713,232 km (0.113 R)
• M34: 68,192,693 km (0.109 R)
• M35: 69,645,139 km (0.055 R)
• M36: 70,624,856 km (0.115 R)
• M37: 71,365,515 km (0.073 R)
• M38: 76,177,629 km (0.113 R)
• M39: 77,478,981 km (0.053 R)
• M40: 92,491,128 km (0.086 R)
• M41: 93,081,590 km (0.096 R)
• M42: 93,674,596 km (0.119 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 11,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit