🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.53 AU - 0.71 AU

Year: 221 Days

Day: 40.7 Hours

Environment

Temp: -4 °C

Axial Tilt: 1.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 60,464,847 km

• M1: 85,420 km (0.046 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.71 AU - 0.83 AU

Year: 306 Days

Day: 27.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.7 AU - 2.46 AU

Year: 1359 Days

Day: 17.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 101.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.4

Radius: 8.7

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.22 AU - 2.7 AU

Year: 1748 Days

Day: 14.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,464,847 km

• M1: 109,805 km (0.077 R)
• M2: 408,402 km (0.095 R)
• M3: 786,885 km (0.111 R)
• M4: 1,084,435 km (0.033 R)
• M5: 1,788,891 km (0.077 R)
• M6: 2,522,818 km (0.113 R)
• M7: 3,680,407 km (0.058 R)
• M8: 4,319,040 km (0.05 R)
• M9: 4,675,233 km (0.04 R)
• M10: 5,469,448 km (0.099 R)
• M11: 6,400,994 km (0.075 R)
• M12: 9,862,838 km (0.076 R)
• M13: 10,307,742 km (0.087 R)
• M14: 12,183,699 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.7

Radius: 8.1

Gravity: 12.77 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.44 AU - 5.2 AU

Year: 4068 Days

Day: 10.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,464,847 km

• M1: 100,829 km (0.069 R)
• M2: 403,465 km (0.085 R)
• M3: 729,589 km (0.11 R)
• M4: 985,551 km (0.068 R)
• M5: 1,498,073 km (0.09 R)
• M6: 1,868,477 km (0.1 R)
• M7: 2,223,024 km (0.036 R)
• M8: 2,538,526 km (0.12 R)
• M9: 3,886,253 km (0.052 R)
• M10: 5,185,062 km (0.109 R)
• M11: 5,459,275 km (0.056 R)
• M12: 6,218,185 km (0.062 R)
• M13: 6,528,152 km (0.049 R)
• M14: 7,179,052 km (0.113 R)
• M15: 8,686,101 km (0.089 R)
• M16: 9,272,226 km (0.047 R)
• M17: 10,393,162 km (0.12 R)
• M18: 10,830,587 km (0.113 R)
• M19: 12,072,698 km (0.084 R)
• M20: 12,852,252 km (0.09 R)
• M21: 14,728,210 km (0.079 R)
• M22: 15,788,559 km (0.091 R)
• M23: 18,950,011 km (0.101 R)
• M24: 22,947,416 km (0.07 R)
• M25: 23,614,173 km (0.098 R)
• M26: 24,065,809 km (0.091 R)
• M27: 24,908,943 km (0.11 R)
• M28: 25,692,238 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92

Radius: 11.8

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.63 AU - 5.99 AU

Year: 4779 Days

Day: 10.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,464,847 km

• M1: 146,756 km (0.066 R)
• M2: 805,884 km (0.045 R)
• M3: 1,247,497 km (0.118 R)
• M4: 1,631,066 km (0.085 R)
• M5: 2,083,150 km (0.114 R)
• M6: 2,728,216 km (0.096 R)
• M7: 3,213,811 km (0.081 R)
• M8: 3,809,211 km (0.055 R)
• M9: 4,208,338 km (0.102 R)
• M10: 4,635,589 km (0.066 R)
• M11: 5,070,321 km (0.103 R)
• M12: 6,541,167 km (0.051 R)
• M13: 9,111,408 km (0.053 R)
• M14: 13,581,991 km (0.099 R)
• M15: 14,651,167 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.2

Radius: 10.5

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.64 AU - 7.36 AU

Year: 8390 Days

Day: 6.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,464,847 km

• M1: 131,945 km (0.077 R)
• M2: 480,658 km (0.114 R)
• M3: 978,220 km (0.108 R)
• M4: 1,879,548 km (0.041 R)
• M5: 2,321,609 km (0.076 R)
• M6: 3,762,237 km (0.075 R)
• M7: 4,416,428 km (0.113 R)
• M8: 5,951,602 km (0.119 R)
• M9: 6,283,410 km (0.056 R)
• M10: 8,377,481 km (0.101 R)
• M11: 9,763,804 km (0.115 R)
• M12: 12,387,302 km (0.057 R)
• M13: 16,077,882 km (0.115 R)
• M14: 16,921,464 km (0.026 R)
• M15: 17,590,466 km (0.08 R)
• M16: 18,069,029 km (0.11 R)
• M17: 18,909,769 km (0.11 R)
• M18: 21,049,168 km (0.119 R)
• M19: 22,535,274 km (0.077 R)
• M20: 27,595,721 km (0.115 R)
• M21: 30,535,917 km (0.064 R)
• M22: 34,417,384 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.8

Radius: 10.2

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.58 AU - 10.18 AU

Year: 10990 Days

Day: 7.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,464,847 km

• M1: 136,882 km (0.073 R)
• M2: 1,324,839 km (0.077 R)
• M3: 1,752,539 km (0.117 R)
• M4: 3,097,723 km (0.081 R)
• M5: 4,170,041 km (0.111 R)
• M6: 5,033,669 km (0.078 R)
• M7: 7,933,624 km (0.084 R)
• M8: 9,557,359 km (0.108 R)
• M9: 12,151,685 km (0.111 R)
• M10: 14,166,021 km (0.106 R)
• M11: 16,103,014 km (0.102 R)
• M12: 18,054,219 km (0.086 R)
• M13: 21,443,658 km (0.087 R)
• M14: 23,334,126 km (0.115 R)
• M15: 30,216,077 km (0.102 R)
• M16: 33,997,014 km (0.116 R)
• M17: 36,685,736 km (0.108 R)
• M18: 37,697,766 km (0.1 R)
• M19: 41,386,401 km (0.11 R)
• M20: 44,305,953 km (0.072 R)
• M21: 44,877,267 km (0.106 R)
• M22: 45,453,368 km (0.062 R)
• M23: 52,438,691 km (0.03 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.8

Radius: 3

Gravity: 42.76 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 11.62 AU - 12.44 AU

Year: 18903 Days

Day: 18.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,464,847 km

• M1: 38,147 km (0.116 R)
• M2: 134,040 km (0.042 R)
• M3: 904,319 km (0.086 R)
• M4: 1,051,075 km (0.115 R)
• M5: 1,685,220 km (0.06 R)
• M6: 1,802,954 km (0.089 R)
• M7: 2,329,538 km (0.098 R)
• M8: 2,718,044 km (0.05 R)
• M9: 4,171,686 km (0.103 R)
• M10: 4,775,014 km (0.064 R)
• M11: 7,455,659 km (0.092 R)
• M12: 9,084,630 km (0.085 R)
• M13: 9,552,422 km (0.118 R)
• M14: 10,145,877 km (0.078 R)
• M15: 13,024,439 km (0.075 R)
• M16: 14,369,324 km (0.087 R)
• M17: 16,327,710 km (0.117 R)
• M18: 17,331,063 km (0.099 R)
• M19: 20,061,374 km (0.061 R)
• M20: 20,323,020 km (0.107 R)
• M21: 21,848,320 km (0.081 R)
• M22: 22,591,822 km (0.11 R)
• M23: 25,837,347 km (0.058 R)
• M24: 26,250,686 km (0.075 R)
• M25: 26,984,614 km (0.094 R)
• M26: 28,713,367 km (0.105 R)
• M27: 29,045,474 km (0.081 R)
• M28: 32,990,818 km (0.092 R)
• M29: 35,090,873 km (0.061 R)
• M30: 38,205,052 km (0.071 R)
• M31: 39,146,920 km (0.026 R)
• M32: 45,874,636 km (0.095 R)
• M33: 54,508,378 km (0.104 R)
• M34: 60,283,753 km (0.052 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 19,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit