🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.45 AU - 0.55 AU

Year: 225 Days

Day: 40 Hours

Environment

Temp: -119 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.7

Radius: 11.6

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.39 AU - 1.65 AU

Year: 1192 Days

Day: 10.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,232,734 km

• M1: 144,212 km (0.106 R)
• M2: 526,585 km (0.078 R)
• M3: 1,050,626 km (0.08 R)
• M4: 1,413,849 km (0.097 R)
• M5: 2,008,800 km (0.107 R)
• M6: 2,607,940 km (0.08 R)
• M7: 3,802,628 km (0.079 R)
• M8: 4,457,269 km (0.11 R)
• M9: 4,941,068 km (0.09 R)
• M10: 5,546,042 km (0.088 R)
• M11: 6,631,225 km (0.119 R)
• M12: 7,056,831 km (0.103 R)
• M13: 8,796,205 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.9

Radius: 11.4

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.58 AU - 5.54 AU

Year: 6191 Days

Day: 12.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,232,734 km

• M1: 142,716 km (0.1 R)
• M2: 502,050 km (0.113 R)
• M3: 917,933 km (0.114 R)
• M4: 1,385,276 km (0.044 R)
• M5: 1,896,602 km (0.11 R)
• M6: 2,300,217 km (0.1 R)
• M7: 2,853,280 km (0.091 R)
• M8: 3,472,167 km (0.054 R)
• M9: 5,786,894 km (0.067 R)
• M10: 6,580,062 km (0.098 R)
• M11: 7,336,878 km (0.063 R)
• M12: 7,773,554 km (0.111 R)
• M13: 10,178,789 km (0.075 R)
• M14: 11,334,133 km (0.112 R)
• M15: 13,361,483 km (0.068 R)
• M16: 14,517,576 km (0.061 R)
• M17: 15,090,984 km (0.082 R)
• M18: 16,902,315 km (0.103 R)
• M19: 20,165,943 km (0.081 R)
• M20: 20,952,528 km (0.054 R)
• M21: 21,611,208 km (0.101 R)
• M22: 23,513,494 km (0.109 R)
• M23: 23,986,223 km (0.104 R)
• M24: 26,108,120 km (0.087 R)
• M25: 27,301,163 km (0.088 R)
• M26: 28,263,675 km (0.029 R)
• M27: 29,339,434 km (0.08 R)
• M28: 31,763,667 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.1

Radius: 14.8

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.26 AU - 5.92 AU

Year: 7301 Days

Day: 10.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,232,734 km

• M1: 184,005 km (0.111 R)
• M2: 766,390 km (0.119 R)
• M3: 1,440,029 km (0.118 R)
• M4: 2,294,532 km (0.115 R)
• M5: 2,848,044 km (0.104 R)
• M6: 3,907,347 km (0.032 R)
• M7: 5,394,649 km (0.06 R)
• M8: 7,306,809 km (0.086 R)
• M9: 9,548,234 km (0.045 R)
• M10: 10,325,694 km (0.044 R)
• M11: 11,851,891 km (0.098 R)
• M12: 12,913,587 km (0.102 R)
• M13: 14,211,947 km (0.096 R)
• M14: 15,595,728 km (0.087 R)
• M15: 16,224,637 km (0.088 R)
• M16: 18,282,805 km (0.088 R)
• M17: 18,770,643 km (0.064 R)
• M18: 21,650,103 km (0.118 R)
• M19: 26,019,258 km (0.071 R)
• M20: 28,178,554 km (0.071 R)
• M21: 28,736,554 km (0.089 R)
• M22: 29,207,189 km (0.109 R)
• M23: 33,262,937 km (0.084 R)
• M24: 35,371,519 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.8

Radius: 10.1

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.44 AU - 7.1 AU

Year: 8812 Days

Day: 11.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,232,734 km

• M1: 125,662 km (0.059 R)
• M2: 451,337 km (0.067 R)
• M3: 780,003 km (0.11 R)
• M4: 1,185,114 km (0.101 R)
• M5: 1,730,399 km (0.055 R)
• M6: 2,061,907 km (0.031 R)
• M7: 2,793,291 km (0.063 R)
• M8: 3,442,696 km (0.118 R)
• M9: 3,765,079 km (0.067 R)
• M10: 4,558,098 km (0.033 R)
• M11: 4,948,099 km (0.109 R)
• M12: 6,399,797 km (0.104 R)
• M13: 7,988,227 km (0.063 R)
• M14: 9,824,391 km (0.05 R)
• M15: 10,999,333 km (0.07 R)
• M16: 12,094,988 km (0.059 R)
• M17: 12,553,206 km (0.106 R)
• M18: 13,022,794 km (0.109 R)
• M19: 13,504,200 km (0.066 R)
• M20: 14,375,009 km (0.111 R)
• M21: 17,356,644 km (0.069 R)
• M22: 17,939,777 km (0.109 R)
• M23: 20,727,383 km (0.074 R)
• M24: 21,717,422 km (0.087 R)
• M25: 22,912,111 km (0.1 R)
• M26: 28,330,396 km (0.088 R)
• M27: 30,485,952 km (0.109 R)
• M28: 32,199,894 km (0.043 R)
• M29: 36,171,868 km (0.108 R)
• M30: 40,078,766 km (0.092 R)
• M31: 42,264,540 km (0.109 R)
• M32: 45,346,705 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.8

Radius: 10.4

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.56 AU - 7.16 AU

Year: 9019 Days

Day: 14.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,232,734 km

• M1: 129,402 km (0.095 R)
• M2: 604,525 km (0.117 R)
• M3: 1,041,949 km (0.096 R)
• M4: 1,674,000 km (0.096 R)
• M5: 2,645,788 km (0.093 R)
• M6: 3,163,397 km (0.106 R)
• M7: 7,554,842 km (0.116 R)
• M8: 9,738,073 km (0.066 R)
• M9: 11,190,070 km (0.115 R)
• M10: 11,686,137 km (0.114 R)
• M11: 15,042,664 km (0.117 R)
• M12: 30,331,417 km (0.119 R)
• M13: 33,287,471 km (0.116 R)
• M14: 37,154,875 km (0.099 R)
• M15: 37,765,833 km (0.118 R)
• M16: 38,259,506 km (0.07 R)
• M17: 43,976,538 km (0.075 R)
• M18: 44,385,987 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.3

Radius: 4.2

Gravity: 13.79 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.45 AU - 7.63 AU

Year: 10634 Days

Day: 22.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,232,734 km

• M1: 302,188 km (0.029 R)
• M2: 687,402 km (0.052 R)
• M3: 1,005,746 km (0.108 R)
• M4: 1,553,424 km (0.097 R)
• M5: 1,783,655 km (0.114 R)
• M6: 1,959,583 km (0.042 R)
• M7: 2,706,076 km (0.043 R)
• M8: 2,999,288 km (0.092 R)
• M9: 6,523,514 km (0.12 R)
• M10: 7,049,800 km (0.1 R)
• M11: 7,268,063 km (0.08 R)
• M12: 8,427,746 km (0.104 R)
• M13: 10,673,210 km (0.102 R)
• M14: 11,254,248 km (0.106 R)
• M15: 12,691,285 km (0.038 R)
• M16: 13,677,285 km (0.073 R)
• M17: 19,310,093 km (0.055 R)
• M18: 20,317,186 km (0.119 R)
• M19: 20,611,146 km (0.114 R)
• M20: 30,520,808 km (0.092 R)
• M21: 32,682,348 km (0.073 R)
• M22: 33,697,818 km (0.111 R)
• M23: 35,260,069 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.2

Radius: 7.6

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.37 AU - 8.17 AU

Year: 13771 Days

Day: 19.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,232,734 km

• M1: 100,679 km (0.07 R)
• M2: 445,054 km (0.114 R)
• M3: 698,622 km (0.03 R)
• M4: 1,018,313 km (0.117 R)
• M5: 1,271,283 km (0.085 R)
• M6: 1,643,482 km (0.056 R)
• M7: 1,925,025 km (0.086 R)
• M8: 2,522,370 km (0.113 R)
• M9: 2,922,694 km (0.11 R)
• M10: 3,390,337 km (0.095 R)
• M11: 4,199,362 km (0.096 R)
• M12: 4,665,509 km (0.059 R)
• M13: 5,446,559 km (0.119 R)
• M14: 5,700,726 km (0.074 R)
• M15: 8,601,429 km (0.114 R)
• M16: 9,771,434 km (0.089 R)
• M17: 12,423,954 km (0.039 R)
• M18: 14,529,544 km (0.071 R)
• M19: 17,718,671 km (0.065 R)
• M20: 19,857,621 km (0.118 R)
• M21: 21,167,052 km (0.116 R)
• M22: 21,615,995 km (0.106 R)
• M23: 26,461,320 km (0.075 R)
• M24: 26,877,651 km (0.043 R)
• M25: 28,915,024 km (0.119 R)
• M26: 30,253,626 km (0.119 R)
• M27: 31,516,382 km (0.091 R)
• M28: 32,694,615 km (0.116 R)
• M29: 35,013,681 km (0.065 R)
• M30: 36,920,306 km (0.093 R)
• M31: 37,964,948 km (0.061 R)
• M32: 41,356,331 km (0.07 R)
• M33: 48,114,565 km (0.09 R)
• M34: 51,108,467 km (0.093 R)
• M35: 53,392,228 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.5

Radius: 3.5

Gravity: 32.78 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 10.78 AU - 12.14 AU

Year: 24667 Days

Day: 24.2 Hours

Environment

Temp: -241 °C

Axial Tilt: 103.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,232,734 km

• M1: 44,131 km (0.11 R)
• M2: 295,456 km (0.032 R)
• M3: 484,697 km (0.039 R)
• M4: 594,652 km (0.101 R)
• M5: 1,067,979 km (0.11 R)
• M6: 1,329,925 km (0.059 R)
• M7: 2,182,035 km (0.101 R)
• M8: 3,022,924 km (0.031 R)
• M9: 3,154,720 km (0.105 R)
• M10: 4,285,680 km (0.118 R)
• M11: 5,162,024 km (0.032 R)
• M12: 5,622,337 km (0.057 R)
• M13: 5,862,591 km (0.069 R)
• M14: 6,802,215 km (0.065 R)
• M15: 7,887,398 km (0.115 R)
• M16: 9,638,441 km (0.089 R)
• M17: 10,216,188 km (0.101 R)
• M18: 10,453,750 km (0.108 R)
• M19: 11,313,937 km (0.091 R)
• M20: 12,828,017 km (0.06 R)
• M21: 14,771,443 km (0.12 R)
• M22: 15,460,491 km (0.115 R)
• M23: 16,985,043 km (0.038 R)
• M24: 24,719,552 km (0.034 R)
• M25: 24,932,879 km (0.1 R)
• M26: 25,798,452 km (0.068 R)
• M27: 26,128,166 km (0.104 R)
• M28: 28,867,901 km (0.092 R)
• M29: 31,918,800 km (0.115 R)
• M30: 34,775,671 km (0.113 R)
• M31: 38,651,901 km (0.085 R)
• M32: 38,939,279 km (0.099 R)
• M33: 52,338,461 km (0.079 R)
• M34: 53,220,789 km (0.114 R)
• M35: 55,015,215 km (0.046 R)
• M36: 58,534,804 km (0.119 R)
• M37: 59,294,462 km (0.08 R)
• M38: 64,999,228 km (0.12 R)
• M39: 72,794,473 km (0.07 R)
• M40: 73,232,795 km (0.1 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 10,876 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit