🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.44 AU - 0.6 AU

Year: 159 Days

Day: 24.5 Hours

Environment

Temp: 139 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,669,366 km

• M1: 113,545 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.49 AU - 0.65 AU

Year: 183 Days

Day: 12.7 Hours

Environment

Temp: 47 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.72 AU - 1.02 AU

Year: 345 Days

Day: 17.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,669,366 km

• M1: 143,614 km (0.065 R)
• M2: 437,873 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.85 AU - 2.93 AU

Year: 1569 Days

Day: 26 Hours

Environment

Temp: -122 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,669,366 km

• M1: 35,604 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.4

Radius: 9.7

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.49 AU - 3.89 AU

Year: 3010 Days

Day: 12.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 64.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,669,366 km

• M1: 135,386 km (0.112 R)
• M2: 481,705 km (0.12 R)
• M3: 1,294,321 km (0.091 R)
• M4: 2,246,062 km (0.041 R)
• M5: 2,575,028 km (0.111 R)
• M6: 3,509,416 km (0.114 R)
• M7: 5,087,524 km (0.072 R)
• M8: 6,081,303 km (0.117 R)
• M9: 7,526,867 km (0.097 R)
• M10: 10,552,335 km (0.071 R)
• M11: 14,009,541 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.9

Radius: 11.3

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.97 AU - 4.81 AU

Year: 3905 Days

Day: 8 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,669,366 km

• M1: 141,968 km (0.072 R)
• M2: 804,986 km (0.112 R)
• M3: 1,527,843 km (0.097 R)
• M4: 2,103,645 km (0.092 R)
• M5: 2,775,489 km (0.078 R)
• M6: 3,857,231 km (0.082 R)
• M7: 5,942,027 km (0.097 R)
• M8: 6,299,118 km (0.033 R)
• M9: 6,725,023 km (0.117 R)
• M10: 8,432,533 km (0.079 R)
• M11: 9,421,225 km (0.07 R)
• M12: 10,522,565 km (0.085 R)
• M13: 11,085,202 km (0.119 R)
• M14: 11,549,853 km (0.067 R)
• M15: 13,235,971 km (0.049 R)
• M16: 14,386,977 km (0.05 R)
• M17: 16,988,933 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.4

Radius: 13.5

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.66 AU - 8.86 AU

Year: 9178 Days

Day: 9 Hours

Environment

Temp: -193 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,669,366 km

• M1: 167,849 km (0.059 R)
• M2: 658,081 km (0.085 R)
• M3: 1,077,853 km (0.116 R)
• M4: 1,746,256 km (0.119 R)
• M5: 2,221,977 km (0.068 R)
• M6: 2,934,362 km (0.113 R)
• M7: 3,743,088 km (0.085 R)
• M8: 4,516,659 km (0.088 R)
• M9: 5,004,946 km (0.103 R)
• M10: 5,909,864 km (0.106 R)
• M11: 7,282,574 km (0.104 R)
• M12: 8,354,592 km (0.115 R)
• M13: 11,244,674 km (0.065 R)
• M14: 11,974,262 km (0.073 R)
• M15: 13,096,994 km (0.1 R)
• M16: 15,965,384 km (0.084 R)
• M17: 20,934,427 km (0.041 R)
• M18: 23,361,652 km (0.075 R)
• M19: 25,491,328 km (0.106 R)
• M20: 26,456,533 km (0.106 R)
• M21: 27,848,691 km (0.072 R)
• M22: 35,549,840 km (0.065 R)
• M23: 36,632,928 km (0.05 R)
• M24: 39,245,505 km (0.086 R)
• M25: 41,449,531 km (0.075 R)
• M26: 45,398,017 km (0.08 R)
• M27: 48,702,784 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.1

Radius: 4.5

Gravity: 27.86 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.56 AU - 16.2 AU

Year: 20781 Days

Day: 17.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 86,669,366 km

• M1: 56,099 km (0.114 R)
• M2: 265,237 km (0.095 R)
• M3: 526,435 km (0.103 R)
• M4: 733,030 km (0.111 R)
• M5: 922,420 km (0.105 R)
• M6: 1,311,525 km (0.086 R)
• M7: 1,559,857 km (0.118 R)
• M8: 2,929,426 km (0.108 R)
• M9: 3,137,067 km (0.1 R)
• M10: 3,382,258 km (0.084 R)
• M11: 4,459,662 km (0.064 R)
• M12: 9,753,781 km (0.102 R)
• M13: 11,001,727 km (0.106 R)
• M14: 11,631,833 km (0.109 R)
• M15: 12,689,639 km (0.114 R)
• M16: 13,809,828 km (0.093 R)
• M17: 17,061,338 km (0.067 R)
• M18: 19,220,634 km (0.103 R)
• M19: 19,764,721 km (0.039 R)
• M20: 20,040,580 km (0.098 R)
• M21: 24,176,961 km (0.107 R)
• M22: 24,598,378 km (0.111 R)
• M23: 25,891,651 km (0.063 R)
• M24: 26,332,666 km (0.115 R)
• M25: 27,116,409 km (0.088 R)
• M26: 28,146,839 km (0.085 R)
• M27: 29,203,000 km (0.06 R)
• M28: 29,441,310 km (0.11 R)
• M29: 33,562,133 km (0.089 R)
• M30: 38,051,266 km (0.102 R)
• M31: 38,908,312 km (0.082 R)
• M32: 46,394,339 km (0.119 R)
• M33: 46,556,503 km (0.109 R)
• M34: 48,197,442 km (0.076 R)
• M35: 50,559,144 km (0.074 R)
• M36: 54,785,283 km (0.085 R)
• M37: 56,060,755 km (0.062 R)
• M38: 61,556,382 km (0.084 R)
• M39: 62,736,560 km (0.057 R)
• M40: 63,931,697 km (0.083 R)
• M41: 66,162,052 km (0.093 R)
• M42: 71,422,960 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.4

Radius: 5.1

Gravity: 19.08 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.29 AU - 16.79 AU

Year: 28561 Days

Day: 21.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,669,366 km

• M1: 63,729 km (0.117 R)
• M2: 276,457 km (0.086 R)
• M3: 1,245,701 km (0.096 R)
• M4: 2,026,303 km (0.063 R)
• M5: 2,332,380 km (0.107 R)
• M6: 3,650,786 km (0.073 R)
• M7: 5,731,842 km (0.04 R)
• M8: 7,340,768 km (0.11 R)
• M9: 8,167,745 km (0.097 R)
• M10: 9,055,159 km (0.091 R)
• M11: 10,128,225 km (0.097 R)
• M12: 11,019,529 km (0.058 R)
• M13: 12,811,711 km (0.05 R)
• M14: 13,399,930 km (0.104 R)
• M15: 14,160,336 km (0.026 R)
• M16: 17,850,467 km (0.12 R)
• M17: 21,106,165 km (0.091 R)
• M18: 21,822,290 km (0.103 R)
• M19: 23,847,546 km (0.043 R)
• M20: 28,886,900 km (0.098 R)
• M21: 29,515,361 km (0.081 R)
• M22: 40,533,393 km (0.114 R)
• M23: 44,405,734 km (0.095 R)
• M24: 45,749,273 km (0.1 R)
• M25: 47,990,099 km (0.062 R)
• M26: 60,298,414 km (0.077 R)
• M27: 64,897,800 km (0.12 R)
• M28: 69,725,473 km (0.111 R)
• M29: 77,648,625 km (0.07 R)
• M30: 81,576,317 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 11,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit