🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.8 AU - 2.38 AU

Year: 1144 Days

Day: 16 Hours

Environment

Temp: -73 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.19 AU - 3.19 AU

Year: 2158 Days

Day: 46.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.17 AU - 3.73 AU

Year: 2427 Days

Day: 27.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 67.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.2

Radius: 14.4

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.44 AU - 5.02 AU

Year: 3896 Days

Day: 11.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,576,130 km

• M1: 181,313 km (0.114 R)
• M2: 644,916 km (0.114 R)
• M3: 1,183,170 km (0.047 R)
• M4: 1,909,018 km (0.118 R)
• M5: 2,548,549 km (0.085 R)
• M6: 3,270,957 km (0.118 R)
• M7: 3,818,934 km (0.025 R)
• M8: 4,287,325 km (0.081 R)
• M9: 6,076,366 km (0.054 R)
• M10: 6,655,609 km (0.112 R)
• M11: 7,473,760 km (0.114 R)
• M12: 8,139,770 km (0.066 R)
• M13: 8,655,583 km (0.049 R)
• M14: 10,041,458 km (0.095 R)
• M15: 12,560,237 km (0.099 R)
• M16: 13,401,875 km (0.111 R)
• M17: 14,653,710 km (0.12 R)
• M18: 15,925,441 km (0.085 R)
• M19: 16,442,601 km (0.107 R)
• M20: 17,269,429 km (0.116 R)
• M21: 18,373,012 km (0.047 R)
• M22: 18,878,354 km (0.069 R)
• M23: 20,993,368 km (0.086 R)
• M24: 24,531,657 km (0.092 R)
• M25: 25,299,842 km (0.119 R)
• M26: 26,402,229 km (0.03 R)
• M27: 27,046,397 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.2

Radius: 15

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 10.43 AU - 10.69 AU

Year: 12997 Days

Day: 8.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,576,130 km

• M1: 187,596 km (0.093 R)
• M2: 722,259 km (0.099 R)
• M3: 1,678,189 km (0.116 R)
• M4: 2,332,680 km (0.101 R)
• M5: 3,331,096 km (0.063 R)
• M6: 4,471,929 km (0.101 R)
• M7: 7,252,206 km (0.12 R)
• M8: 8,026,375 km (0.03 R)
• M9: 8,905,860 km (0.115 R)
• M10: 9,740,617 km (0.032 R)
• M11: 10,232,794 km (0.107 R)
• M12: 19,764,871 km (0.036 R)
• M13: 20,289,959 km (0.093 R)
• M14: 21,551,817 km (0.039 R)
• M15: 23,835,728 km (0.079 R)
• M16: 26,487,500 km (0.115 R)
• M17: 29,217,511 km (0.107 R)
• M18: 30,129,310 km (0.059 R)
• M19: 31,295,875 km (0.109 R)
• M20: 34,976,281 km (0.103 R)
• M21: 36,657,313 km (0.09 R)
• M22: 42,167,451 km (0.082 R)
• M23: 47,110,464 km (0.037 R)
• M24: 50,124,861 km (0.081 R)
• M25: 51,762,060 km (0.097 R)
• M26: 57,595,629 km (0.086 R)
• M27: 59,029,225 km (0.072 R)
• M28: 62,341,921 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.4

Radius: 3.9

Gravity: 15.35 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 9.9 AU - 15.46 AU

Year: 17101 Days

Day: 22.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,576,130 km

• M1: 49,966 km (0.117 R)
• M2: 182,509 km (0.075 R)
• M3: 491,429 km (0.087 R)
• M4: 2,530,598 km (0.113 R)
• M5: 3,063,764 km (0.048 R)
• M6: 5,710,001 km (0.066 R)
• M7: 6,171,660 km (0.113 R)
• M8: 7,209,421 km (0.109 R)
• M9: 7,876,328 km (0.095 R)
• M10: 9,284,044 km (0.086 R)
• M11: 11,447,229 km (0.046 R)
• M12: 12,122,065 km (0.068 R)
• M13: 13,062,437 km (0.082 R)
• M14: 15,828,801 km (0.107 R)
• M15: 25,091,602 km (0.119 R)
• M16: 27,198,688 km (0.106 R)
• M17: 33,765,735 km (0.08 R)
• M18: 35,499,425 km (0.11 R)
• M19: 40,410,873 km (0.114 R)
• M20: 41,055,041 km (0.091 R)
• M21: 43,970,405 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764.8

Radius: 3.1

Gravity: 79.58 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 12.66 AU - 19.14 AU

Year: 24013 Days

Day: 19.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 65,576,130 km

• M1: 41,439 km (0.116 R)
• M2: 160,519 km (0.065 R)
• M3: 357,838 km (0.11 R)
• M4: 1,551,480 km (0.057 R)
• M5: 1,773,483 km (0.12 R)
• M6: 2,303,508 km (0.067 R)
• M7: 3,270,808 km (0.05 R)
• M8: 3,762,536 km (0.098 R)
• M9: 4,890,803 km (0.044 R)
• M10: 5,325,684 km (0.05 R)
• M11: 5,959,530 km (0.109 R)
• M12: 6,832,584 km (0.085 R)
• M13: 7,892,784 km (0.061 R)
• M14: 8,545,479 km (0.09 R)
• M15: 10,206,913 km (0.083 R)
• M16: 10,718,538 km (0.092 R)
• M17: 10,914,661 km (0.092 R)
• M18: 11,861,914 km (0.091 R)
• M19: 12,571,008 km (0.101 R)
• M20: 13,158,479 km (0.095 R)
• M21: 14,073,420 km (0.081 R)
• M22: 14,706,518 km (0.09 R)
• M23: 14,867,635 km (0.062 R)
• M24: 18,530,987 km (0.085 R)
• M25: 19,194,753 km (0.084 R)
• M26: 21,798,953 km (0.073 R)
• M27: 24,970,727 km (0.068 R)
• M28: 26,250,088 km (0.107 R)
• M29: 26,725,959 km (0.083 R)
• M30: 28,312,145 km (0.037 R)
• M31: 28,938,511 km (0.113 R)
• M32: 30,479,519 km (0.098 R)
• M33: 32,618,170 km (0.112 R)
• M34: 41,367,102 km (0.061 R)
• M35: 46,016,604 km (0.08 R)
• M36: 60,985,966 km (0.097 R)
• M37: 61,819,974 km (0.107 R)
• M38: 64,798,617 km (0.03 R)
• M39: 68,542,304 km (0.078 R)
• M40: 73,833,131 km (0.068 R)
• M41: 74,305,711 km (0.093 R)
• M42: 75,018,246 km (0.072 R)
• M43: 75,495,762 km (0.116 R)
• M44: 82,142,844 km (0.119 R)
• M45: 85,738,280 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.5

Radius: 4.4

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 17.21 AU - 19.33 AU

Year: 29577 Days

Day: 23.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,576,130 km

• M1: 54,753 km (0.09 R)
• M2: 318,045 km (0.081 R)
• M3: 497,114 km (0.077 R)
• M4: 851,960 km (0.093 R)
• M5: 1,402,480 km (0.111 R)
• M6: 2,792,394 km (0.113 R)
• M7: 3,373,582 km (0.096 R)
• M8: 5,049,078 km (0.063 R)
• M9: 5,867,528 km (0.042 R)
• M10: 6,105,388 km (0.105 R)
• M11: 6,685,080 km (0.098 R)
• M12: 8,593,650 km (0.074 R)
• M13: 9,481,812 km (0.091 R)
• M14: 10,031,884 km (0.036 R)
• M15: 14,278,219 km (0.114 R)
• M16: 15,519,732 km (0.069 R)
• M17: 19,849,543 km (0.106 R)
• M18: 23,704,231 km (0.103 R)
• M19: 26,605,533 km (0.118 R)
• M20: 26,821,402 km (0.118 R)
• M21: 30,084,132 km (0.057 R)
• M22: 41,007,320 km (0.111 R)
• M23: 50,909,203 km (0.031 R)
• M24: 51,242,058 km (0.068 R)
• M25: 53,611,987 km (0.09 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 17,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit