🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.15 AU - 1.25 AU

Year: 471 Days

Day: 27.4 Hours

Environment

Temp: 30 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.27 AU - 3.39 AU

Year: 2176 Days

Day: 35.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.7

Radius: 14.9

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.06 AU - 5.48 AU

Year: 4333 Days

Day: 9.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,703,639 km

• M1: 185,352 km (0.049 R)
• M2: 721,660 km (0.083 R)
• M3: 1,441,375 km (0.113 R)
• M4: 3,151,728 km (0.077 R)
• M5: 4,475,968 km (0.109 R)
• M6: 5,523,901 km (0.055 R)
• M7: 7,469,122 km (0.111 R)
• M8: 8,043,130 km (0.114 R)
• M9: 9,660,881 km (0.086 R)
• M10: 10,454,049 km (0.093 R)
• M11: 12,007,473 km (0.116 R)
• M12: 16,009,366 km (0.05 R)
• M13: 17,643,423 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.5

Radius: 11.4

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.35 AU - 6.79 AU

Year: 5356 Days

Day: 12.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,703,639 km

• M1: 154,834 km (0.095 R)
• M2: 601,683 km (0.081 R)
• M3: 1,060,649 km (0.041 R)
• M4: 2,090,780 km (0.034 R)
• M5: 2,969,518 km (0.111 R)
• M6: 3,357,126 km (0.09 R)
• M7: 3,948,486 km (0.115 R)
• M8: 4,465,796 km (0.115 R)
• M9: 4,977,420 km (0.082 R)
• M10: 5,419,931 km (0.067 R)
• M11: 6,596,369 km (0.106 R)
• M12: 7,196,256 km (0.09 R)
• M13: 7,559,928 km (0.096 R)
• M14: 8,874,445 km (0.091 R)
• M15: 11,860,568 km (0.032 R)
• M16: 12,369,350 km (0.111 R)
• M17: 12,940,964 km (0.111 R)
• M18: 13,579,896 km (0.118 R)
• M19: 15,134,966 km (0.034 R)
• M20: 15,789,158 km (0.068 R)
• M21: 16,179,459 km (0.098 R)
• M22: 16,805,675 km (0.063 R)
• M23: 18,472,794 km (0.065 R)
• M24: 19,922,696 km (0.111 R)
• M25: 20,576,140 km (0.05 R)
• M26: 21,651,449 km (0.034 R)
• M27: 22,482,316 km (0.044 R)
• M28: 23,987,121 km (0.108 R)
• M29: 24,801,532 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.2

Radius: 9.3

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.22 AU - 8.68 AU

Year: 8028 Days

Day: 10.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,703,639 km

• M1: 116,686 km (0.117 R)
• M2: 727,494 km (0.087 R)
• M3: 1,129,464 km (0.093 R)
• M4: 1,498,971 km (0.042 R)
• M5: 1,809,536 km (0.116 R)
• M6: 2,321,310 km (0.109 R)
• M7: 2,741,082 km (0.042 R)
• M8: 3,055,686 km (0.068 R)
• M9: 3,537,242 km (0.057 R)
• M10: 3,860,074 km (0.09 R)
• M11: 4,284,633 km (0.031 R)
• M12: 4,740,158 km (0.065 R)
• M13: 5,952,050 km (0.04 R)
• M14: 6,410,867 km (0.062 R)
• M15: 7,971,771 km (0.097 R)
• M16: 9,344,781 km (0.116 R)
• M17: 11,288,057 km (0.108 R)
• M18: 11,609,244 km (0.108 R)
• M19: 12,782,091 km (0.064 R)
• M20: 14,654,907 km (0.108 R)
• M21: 15,624,002 km (0.075 R)
• M22: 16,429,437 km (0.067 R)
• M23: 28,661,157 km (0.084 R)
• M24: 29,159,617 km (0.101 R)
• M25: 31,002,064 km (0.079 R)
• M26: 32,703,740 km (0.109 R)
• M27: 33,687,945 km (0.057 R)
• M28: 36,060,866 km (0.032 R)
• M29: 42,412,193 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.2

Radius: 12.5

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.72 AU - 8.24 AU

Year: 8074 Days

Day: 7.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,703,639 km

• M1: 156,031 km (0.09 R)
• M2: 603,179 km (0.101 R)
• M3: 1,231,190 km (0.081 R)
• M4: 2,179,342 km (0.088 R)
• M5: 3,698,807 km (0.063 R)
• M6: 4,820,492 km (0.118 R)
• M7: 5,448,205 km (0.065 R)
• M8: 6,129,773 km (0.091 R)
• M9: 6,721,133 km (0.116 R)
• M10: 7,631,885 km (0.118 R)
• M11: 13,554,913 km (0.038 R)
• M12: 14,906,829 km (0.089 R)
• M13: 18,160,434 km (0.104 R)
• M14: 19,801,672 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.6

Radius: 14.6

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 9.75 AU - 12.21 AU

Year: 13031 Days

Day: 13.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,703,639 km

• M1: 188,643 km (0.108 R)
• M2: 1,481,917 km (0.11 R)
• M3: 2,207,017 km (0.081 R)
• M4: 3,787,070 km (0.076 R)
• M5: 9,047,530 km (0.112 R)
• M6: 12,470,329 km (0.079 R)
• M7: 13,652,750 km (0.112 R)
• M8: 17,879,938 km (0.116 R)
• M9: 18,819,562 km (0.052 R)
• M10: 20,206,633 km (0.106 R)
• M11: 20,882,516 km (0.069 R)
• M12: 26,845,039 km (0.11 R)
• M13: 28,919,064 km (0.074 R)
• M14: 31,209,706 km (0.086 R)
• M15: 33,854,746 km (0.097 R)
• M16: 35,050,183 km (0.103 R)
• M17: 36,895,772 km (0.04 R)
• M18: 38,547,033 km (0.031 R)
• M19: 42,270,225 km (0.075 R)
• M20: 45,791,459 km (0.077 R)
• M21: 48,444,877 km (0.109 R)
• M22: 50,888,109 km (0.073 R)
• M23: 52,773,790 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.8

Radius: 6.7

Gravity: 18.06 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 11.41 AU - 14.93 AU

Year: 17118 Days

Day: 23.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,703,639 km

• M1: 89,908 km (0.072 R)
• M2: 865,573 km (0.1 R)
• M3: 1,982,022 km (0.094 R)
• M4: 2,783,717 km (0.112 R)
• M5: 3,844,366 km (0.041 R)
• M6: 4,933,439 km (0.07 R)
• M7: 5,300,701 km (0.045 R)
• M8: 5,529,736 km (0.087 R)
• M9: 5,765,352 km (0.087 R)
• M10: 7,752,760 km (0.069 R)
• M11: 8,351,301 km (0.104 R)
• M12: 9,640,536 km (0.084 R)
• M13: 9,924,921 km (0.079 R)
• M14: 10,690,713 km (0.042 R)
• M15: 11,119,011 km (0.095 R)
• M16: 14,816,921 km (0.09 R)
• M17: 15,503,875 km (0.086 R)
• M18: 15,894,624 km (0.042 R)
• M19: 16,211,921 km (0.097 R)
• M20: 21,109,008 km (0.114 R)
• M21: 24,307,859 km (0.099 R)
• M22: 24,835,191 km (0.116 R)
• M23: 31,397,601 km (0.116 R)
• M24: 31,897,258 km (0.101 R)
• M25: 33,557,944 km (0.04 R)
• M26: 36,498,141 km (0.097 R)
• M27: 38,598,495 km (0.067 R)
• M28: 41,822,778 km (0.11 R)
• M29: 43,345,983 km (0.102 R)
• M30: 44,590,937 km (0.105 R)
• M31: 46,180,264 km (0.051 R)
• M32: 46,664,363 km (0.119 R)
• M33: 49,303,569 km (0.099 R)
• M34: 50,659,673 km (0.116 R)
• M35: 51,002,552 km (0.078 R)
• M36: 60,470,601 km (0.07 R)
• M37: 66,227,576 km (0.103 R)
• M38: 72,339,247 km (0.09 R)
• M39: 72,556,463 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.1

Radius: 3.9

Gravity: 14.6 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 10.96 AU - 17.4 AU

Year: 19124 Days

Day: 18.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,703,639 km

• M1: 48,619 km (0.102 R)
• M2: 460,163 km (0.048 R)
• M3: 1,002,455 km (0.094 R)
• M4: 2,553,935 km (0.046 R)
• M5: 4,950,044 km (0.101 R)
• M6: 5,210,793 km (0.065 R)
• M7: 7,766,822 km (0.074 R)
• M8: 7,941,553 km (0.066 R)
• M9: 19,284,362 km (0.108 R)
• M10: 19,766,516 km (0.05 R)
• M11: 25,612,951 km (0.099 R)
• M12: 27,893,570 km (0.03 R)
• M13: 28,717,555 km (0.099 R)
• M14: 32,063,760 km (0.056 R)
• M15: 39,389,269 km (0.048 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.9

Radius: 5.7

Gravity: 14.77 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 15.63 AU - 16.67 AU

Year: 23245 Days

Day: 22.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,703,639 km

• M1: 70,909 km (0.071 R)
• M2: 990,787 km (0.062 R)
• M3: 1,397,843 km (0.116 R)
• M4: 1,674,299 km (0.092 R)
• M5: 1,872,367 km (0.12 R)
• M6: 2,493,647 km (0.078 R)
• M7: 3,700,004 km (0.052 R)
• M8: 3,912,882 km (0.072 R)
• M9: 4,847,420 km (0.055 R)
• M10: 6,826,600 km (0.096 R)
• M11: 8,638,080 km (0.05 R)
• M12: 9,456,081 km (0.112 R)
• M13: 11,244,973 km (0.089 R)
• M14: 12,692,183 km (0.104 R)
• M15: 13,247,939 km (0.098 R)
• M16: 17,262,248 km (0.114 R)
• M17: 19,635,469 km (0.038 R)
• M18: 27,122,842 km (0.102 R)
• M19: 28,629,592 km (0.068 R)
• M20: 30,069,322 km (0.099 R)
• M21: 34,409,455 km (0.058 R)
• M22: 35,080,850 km (0.042 R)
• M23: 39,880,848 km (0.045 R)
• M24: 45,743,139 km (0.075 R)
• M25: 51,104,577 km (0.11 R)
• M26: 51,978,379 km (0.063 R)
• M27: 55,941,974 km (0.12 R)
• M28: 59,908,861 km (0.046 R)
• M29: 69,885,393 km (0.091 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 19,358 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit