🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.52 AU - 3.74 AU

Year: 2431 Days

Day: 30.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.88 AU - 5.1 AU

Year: 3918 Days

Day: 26.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 118,070,580 km

• M1: 576,101 km (0.114 R)
• M2: 1,255,126 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.74 AU - 5.78 AU

Year: 4240 Days

Day: 18.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.7

Radius: 8.7

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.85 AU - 8.69 AU

Year: 6889 Days

Day: 10.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 118,070,580 km

• M1: 108,159 km (0.099 R)
• M2: 386,262 km (0.083 R)
• M3: 701,165 km (0.113 R)
• M4: 1,012,478 km (0.115 R)
• M5: 1,783,356 km (0.082 R)
• M6: 2,900,852 km (0.107 R)
• M7: 3,683,548 km (0.103 R)
• M8: 3,988,578 km (0.028 R)
• M9: 4,478,063 km (0.093 R)
• M10: 5,300,253 km (0.054 R)
• M11: 5,950,854 km (0.114 R)
• M12: 6,341,603 km (0.03 R)
• M13: 7,582,667 km (0.056 R)
• M14: 8,260,794 km (0.116 R)
• M15: 8,824,030 km (0.098 R)
• M16: 9,293,020 km (0.095 R)
• M17: 10,800,069 km (0.059 R)
• M18: 11,891,086 km (0.117 R)
• M19: 15,047,900 km (0.113 R)
• M20: 17,539,602 km (0.09 R)
• M21: 18,915,155 km (0.051 R)
• M22: 21,042,287 km (0.09 R)
• M23: 23,103,446 km (0.08 R)
• M24: 23,919,353 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.3

Radius: 14.3

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.49 AU - 8.05 AU

Year: 6889 Days

Day: 6.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 118,070,580 km

• M1: 177,872 km (0.086 R)
• M2: 725,699 km (0.104 R)
• M3: 1,603,689 km (0.111 R)
• M4: 2,353,922 km (0.077 R)
• M5: 3,119,116 km (0.06 R)
• M6: 3,756,851 km (0.11 R)
• M7: 4,427,947 km (0.083 R)
• M8: 5,296,064 km (0.065 R)
• M9: 5,946,815 km (0.113 R)
• M10: 6,512,145 km (0.05 R)
• M11: 7,484,232 km (0.057 R)
• M12: 8,025,178 km (0.052 R)
• M13: 8,675,330 km (0.097 R)
• M14: 9,852,366 km (0.108 R)
• M15: 12,257,152 km (0.114 R)
• M16: 13,065,728 km (0.1 R)
• M17: 13,967,205 km (0.119 R)
• M18: 15,212,907 km (0.115 R)
• M19: 23,056,323 km (0.09 R)
• M20: 30,629,117 km (0.078 R)
• M21: 33,968,441 km (0.077 R)
• M22: 36,544,665 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.1

Radius: 12.4

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 9.75 AU - 14.11 AU

Year: 14482 Days

Day: 10.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 118,070,580 km

• M1: 154,235 km (0.082 R)
• M2: 565,630 km (0.061 R)
• M3: 2,626,639 km (0.119 R)
• M4: 3,169,680 km (0.116 R)
• M5: 3,914,527 km (0.051 R)
• M6: 4,684,657 km (0.069 R)
• M7: 5,455,386 km (0.104 R)
• M8: 5,922,879 km (0.036 R)
• M9: 7,328,500 km (0.084 R)
• M10: 10,737,836 km (0.111 R)
• M11: 12,414,678 km (0.107 R)
• M12: 13,345,476 km (0.089 R)
• M13: 17,183,559 km (0.088 R)
• M14: 18,636,155 km (0.072 R)
• M15: 21,702,014 km (0.099 R)
• M16: 23,138,003 km (0.107 R)
• M17: 28,814,345 km (0.092 R)
• M18: 30,547,736 km (0.107 R)
• M19: 31,812,436 km (0.117 R)
• M20: 39,895,059 km (0.094 R)
• M21: 43,610,472 km (0.105 R)
• M22: 44,140,497 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.7

Radius: 6.8

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 13.7 AU - 22.83 AU

Year: 27424 Days

Day: 23.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 118,070,580 km

• M1: 89,160 km (0.107 R)
• M2: 404,363 km (0.116 R)
• M3: 671,395 km (0.057 R)
• M4: 1,069,774 km (0.051 R)
• M5: 1,323,193 km (0.12 R)
• M6: 1,705,865 km (0.089 R)
• M7: 2,474,349 km (0.077 R)
• M8: 3,279,634 km (0.108 R)
• M9: 6,104,640 km (0.111 R)
• M10: 6,459,636 km (0.059 R)
• M11: 9,168,704 km (0.119 R)
• M12: 10,550,091 km (0.048 R)
• M13: 12,272,710 km (0.073 R)
• M14: 15,683,093 km (0.097 R)
• M15: 16,861,026 km (0.099 R)
• M16: 18,006,497 km (0.102 R)
• M17: 20,747,130 km (0.12 R)
• M18: 25,988,890 km (0.094 R)
• M19: 36,622,756 km (0.117 R)
• M20: 37,645,855 km (0.091 R)
• M21: 50,904,116 km (0.057 R)
• M22: 57,288,654 km (0.067 R)
• M23: 61,282,768 km (0.057 R)
• M24: 66,964,046 km (0.098 R)

Asteroid Belt

Center: 19.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 20.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.4

Radius: 3.8

Gravity: 67.41 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 19.4 AU - 21.44 AU

Year: 32431 Days

Day: 20.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 118,070,580 km

• M1: 148,401 km (0.059 R)
• M2: 324,927 km (0.097 R)
• M3: 587,172 km (0.071 R)
• M4: 819,048 km (0.059 R)
• M5: 977,323 km (0.11 R)
• M6: 1,124,677 km (0.084 R)
• M7: 1,446,163 km (0.11 R)
• M8: 3,170,577 km (0.081 R)
• M9: 3,878,474 km (0.119 R)
• M10: 4,809,871 km (0.088 R)
• M11: 5,107,571 km (0.108 R)
• M12: 5,929,012 km (0.087 R)
• M13: 6,122,891 km (0.037 R)
• M14: 6,271,143 km (0.096 R)
• M15: 9,300,649 km (0.069 R)
• M16: 9,762,159 km (0.119 R)
• M17: 10,308,041 km (0.099 R)
• M18: 10,802,163 km (0.09 R)
• M19: 11,091,485 km (0.03 R)
• M20: 11,990,569 km (0.096 R)
• M21: 12,616,336 km (0.041 R)
• M22: 13,511,829 km (0.099 R)
• M23: 17,717,923 km (0.077 R)
• M24: 19,470,013 km (0.108 R)
• M25: 22,019,610 km (0.061 R)
• M26: 23,075,023 km (0.066 R)
• M27: 25,668,003 km (0.103 R)
• M28: 39,667,970 km (0.108 R)
• M29: 50,037,795 km (0.075 R)
• M30: 55,625,724 km (0.088 R)
• M31: 57,139,505 km (0.081 R)
• M32: 58,458,659 km (0.073 R)
• M33: 75,641,620 km (0.085 R)
• M34: 78,842,865 km (0.08 R)
• M35: 80,751,285 km (0.075 R)
• M36: 83,812,207 km (0.061 R)
• M37: 85,799,764 km (0.105 R)
• M38: 93,457,231 km (0.06 R)
• M39: 94,980,137 km (0.057 R)
• M40: 99,964,738 km (0.086 R)
• M41: 106,767,552 km (0.108 R)
• M42: 110,451,100 km (0.11 R)
• M43: 115,958,845 km (0.115 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 11,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit