🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.5 AU - 0.58 AU

Year: 260 Days

Day: 25.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 154.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.4

Radius: 14.4

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.8 AU - 1.18 AU

Year: 646 Days

Day: 7.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,729,770 km

• M1: 180,116 km (0.105 R)
• M2: 648,806 km (0.115 R)
• M3: 1,251,386 km (0.111 R)
• M4: 1,705,865 km (0.074 R)
• M5: 2,245,015 km (0.071 R)
• M6: 3,556,989 km (0.11 R)
• M7: 4,151,790 km (0.089 R)
• M8: 4,893,945 km (0.108 R)
• M9: 5,471,991 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.1

Radius: 8.6

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.49 AU - 1.65 AU

Year: 1291 Days

Day: 6 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,729,770 km

• M1: 106,962 km (0.12 R)
• M2: 408,851 km (0.089 R)
• M3: 1,013,825 km (0.074 R)
• M4: 1,502,411 km (0.116 R)
• M5: 2,131,171 km (0.087 R)
• M6: 3,450,624 km (0.084 R)
• M7: 6,122,293 km (0.085 R)
• M8: 6,873,424 km (0.051 R)
• M9: 7,271,354 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.3

Radius: 8.8

Gravity: 12.37 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.71 AU - 3.83 AU

Year: 4802 Days

Day: 6.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,729,770 km

• M1: 112,198 km (0.104 R)
• M2: 395,836 km (0.118 R)
• M3: 692,040 km (0.073 R)
• M4: 1,095,056 km (0.084 R)
• M5: 2,068,041 km (0.045 R)
• M6: 2,485,269 km (0.095 R)
• M7: 3,115,076 km (0.053 R)
• M8: 3,598,726 km (0.05 R)
• M9: 4,558,696 km (0.096 R)
• M10: 6,370,775 km (0.027 R)
• M11: 6,941,790 km (0.098 R)
• M12: 7,473,461 km (0.095 R)
• M13: 10,052,229 km (0.119 R)
• M14: 10,411,563 km (0.102 R)
• M15: 10,872,923 km (0.053 R)
• M16: 11,885,850 km (0.057 R)
• M17: 12,750,975 km (0.048 R)
• M18: 14,893,366 km (0.107 R)
• M19: 16,510,219 km (0.106 R)
• M20: 17,265,090 km (0.11 R)
• M21: 18,979,482 km (0.102 R)
• M22: 20,302,077 km (0.062 R)
• M23: 20,660,064 km (0.102 R)
• M24: 20,949,536 km (0.033 R)
• M25: 21,610,609 km (0.092 R)
• M26: 23,994,750 km (0.066 R)
• M27: 25,873,101 km (0.087 R)
• M28: 28,826,462 km (0.062 R)
• M29: 29,188,041 km (0.11 R)
• M30: 30,197,976 km (0.094 R)
• M31: 32,287,708 km (0.068 R)
• M32: 32,775,697 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.5

Radius: 9.5

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.11 AU - 4.75 AU

Year: 6117 Days

Day: 7 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,729,770 km

• M1: 119,230 km (0.081 R)
• M2: 745,745 km (0.109 R)
• M3: 1,121,386 km (0.059 R)
• M4: 1,571,675 km (0.105 R)
• M5: 2,171,862 km (0.079 R)
• M6: 2,597,318 km (0.091 R)
• M7: 2,957,251 km (0.099 R)
• M8: 3,873,089 km (0.119 R)
• M9: 4,396,831 km (0.095 R)
• M10: 5,168,008 km (0.092 R)
• M11: 5,647,768 km (0.118 R)
• M12: 6,059,163 km (0.049 R)
• M13: 7,267,016 km (0.096 R)
• M14: 7,986,432 km (0.054 R)
• M15: 9,089,567 km (0.119 R)
• M16: 11,002,774 km (0.111 R)
• M17: 13,446,305 km (0.084 R)
• M18: 14,181,280 km (0.062 R)
• M19: 14,529,544 km (0.106 R)
• M20: 16,933,581 km (0.103 R)
• M21: 19,806,608 km (0.097 R)
• M22: 22,989,602 km (0.075 R)
• M23: 24,040,079 km (0.091 R)
• M24: 24,452,520 km (0.033 R)
• M25: 24,953,673 km (0.109 R)
• M26: 26,761,713 km (0.097 R)
• M27: 27,383,441 km (0.068 R)
• M28: 30,637,046 km (0.076 R)
• M29: 32,507,169 km (0.087 R)
• M30: 33,214,916 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.6

Radius: 4.7

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.72 AU - 6.08 AU

Year: 9401 Days

Day: 24.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,729,770 km

• M1: 58,792 km (0.067 R)
• M2: 227,987 km (0.089 R)
• M3: 375,640 km (0.059 R)
• M4: 734,526 km (0.051 R)
• M5: 1,004,400 km (0.102 R)
• M6: 3,162,200 km (0.045 R)
• M7: 3,320,923 km (0.105 R)
• M8: 3,505,976 km (0.057 R)
• M9: 4,315,899 km (0.109 R)
• M10: 5,053,715 km (0.047 R)
• M11: 5,901,935 km (0.06 R)
• M12: 8,094,741 km (0.115 R)
• M13: 8,355,041 km (0.083 R)
• M14: 9,741,813 km (0.054 R)
• M15: 15,941,897 km (0.117 R)
• M16: 16,947,793 km (0.071 R)
• M17: 23,135,311 km (0.066 R)
• M18: 26,482,862 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.7

Radius: 6.2

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.42 AU - 7.52 AU

Year: 10796 Days

Day: 19.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,729,770 km

• M1: 77,043 km (0.037 R)
• M2: 333,304 km (0.1 R)
• M3: 625,319 km (0.053 R)
• M4: 1,643,183 km (0.086 R)
• M5: 3,497,748 km (0.082 R)
• M6: 3,950,730 km (0.093 R)
• M7: 4,814,209 km (0.117 R)
• M8: 5,206,754 km (0.057 R)
• M9: 6,349,532 km (0.118 R)
• M10: 8,153,084 km (0.096 R)
• M11: 8,711,084 km (0.06 R)
• M12: 9,364,378 km (0.048 R)
• M13: 12,012,859 km (0.068 R)
• M14: 12,476,762 km (0.117 R)
• M15: 14,218,081 km (0.116 R)
• M16: 15,366,693 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.4

Radius: 4.3

Gravity: 30.25 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.57 AU - 8.45 AU

Year: 13501 Days

Day: 20.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,729,770 km

• M1: 57,296 km (0.096 R)
• M2: 290,220 km (0.053 R)
• M3: 440,416 km (0.098 R)
• M4: 763,099 km (0.11 R)
• M5: 1,279,660 km (0.066 R)
• M6: 1,457,083 km (0.037 R)
• M7: 2,018,374 km (0.096 R)
• M8: 2,712,209 km (0.043 R)
• M9: 3,321,821 km (0.118 R)
• M10: 3,849,452 km (0.071 R)
• M11: 4,492,274 km (0.118 R)
• M12: 4,679,272 km (0.105 R)
• M13: 6,368,681 km (0.115 R)
• M14: 6,765,713 km (0.075 R)
• M15: 6,929,074 km (0.112 R)
• M16: 8,193,475 km (0.098 R)
• M17: 8,855,745 km (0.072 R)
• M18: 9,150,303 km (0.063 R)
• M19: 10,125,981 km (0.094 R)
• M20: 10,666,328 km (0.11 R)
• M21: 11,282,821 km (0.103 R)
• M22: 12,709,685 km (0.106 R)
• M23: 16,351,197 km (0.102 R)
• M24: 17,018,852 km (0.057 R)
• M25: 17,627,416 km (0.104 R)
• M26: 20,546,370 km (0.036 R)
• M27: 24,436,064 km (0.115 R)
• M28: 27,422,636 km (0.028 R)
• M29: 29,434,727 km (0.077 R)
• M30: 31,885,141 km (0.074 R)
• M31: 39,120,591 km (0.104 R)
• M32: 39,779,719 km (0.095 R)
• M33: 44,459,739 km (0.109 R)
• M34: 47,825,392 km (0.11 R)
• M35: 49,647,045 km (0.076 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 13,110 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit