🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.13 AU - 1.39 AU

Year: 512 Days

Day: 13.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 41.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.66 AU - 1.84 AU

Year: 837 Days

Day: 44.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,733,617 km

• M1: 26,180 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.51 AU - 5.43 AU

Year: 3418 Days

Day: 22.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.6

Radius: 12.4

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.67 AU - 6.85 AU

Year: 4999 Days

Day: 13.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,733,617 km

• M1: 154,983 km (0.075 R)
• M2: 542,891 km (0.117 R)
• M3: 1,054,366 km (0.07 R)
• M4: 1,738,626 km (0.112 R)
• M5: 2,407,927 km (0.107 R)
• M6: 3,718,105 km (0.12 R)
• M7: 5,369,217 km (0.118 R)
• M8: 5,757,274 km (0.096 R)
• M9: 6,827,497 km (0.047 R)
• M10: 7,319,824 km (0.045 R)
• M11: 8,575,100 km (0.105 R)
• M12: 8,982,455 km (0.053 R)
• M13: 9,574,563 km (0.104 R)
• M14: 12,619,628 km (0.066 R)
• M15: 13,255,119 km (0.113 R)
• M16: 15,709,272 km (0.103 R)
• M17: 18,251,239 km (0.034 R)
• M18: 21,203,254 km (0.057 R)
• M19: 24,868,851 km (0.11 R)
• M20: 26,807,938 km (0.111 R)
• M21: 30,136,042 km (0.061 R)
• M22: 32,436,558 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.8

Radius: 12.7

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.5 AU - 12.5 AU

Year: 11436 Days

Day: 9.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,733,617 km

• M1: 162,314 km (0.092 R)
• M2: 598,391 km (0.107 R)
• M3: 1,315,564 km (0.09 R)
• M4: 1,814,323 km (0.104 R)
• M5: 2,727,020 km (0.104 R)
• M6: 3,374,180 km (0.092 R)
• M7: 4,036,899 km (0.12 R)
• M8: 5,010,182 km (0.026 R)
• M9: 5,765,951 km (0.047 R)
• M10: 7,548,409 km (0.11 R)
• M11: 8,035,051 km (0.114 R)
• M12: 8,684,755 km (0.119 R)
• M13: 9,469,844 km (0.089 R)
• M14: 10,036,671 km (0.097 R)
• M15: 11,815,240 km (0.078 R)
• M16: 12,290,961 km (0.079 R)
• M17: 14,457,437 km (0.096 R)
• M18: 16,497,354 km (0.11 R)
• M19: 21,228,237 km (0.108 R)
• M20: 22,200,623 km (0.087 R)
• M21: 22,743,364 km (0.107 R)
• M22: 25,591,109 km (0.102 R)
• M23: 31,415,254 km (0.05 R)
• M24: 33,973,527 km (0.117 R)
• M25: 34,694,738 km (0.098 R)
• M26: 36,919,558 km (0.091 R)
• M27: 43,174,843 km (0.105 R)
• M28: 44,591,385 km (0.104 R)
• M29: 51,824,442 km (0.113 R)
• M30: 52,300,912 km (0.11 R)
• M31: 54,562,981 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.1

Radius: 9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 8.52 AU - 13.66 AU

Year: 13356 Days

Day: 9.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,733,617 km

• M1: 112,348 km (0.066 R)
• M2: 448,943 km (0.068 R)
• M3: 1,320,650 km (0.12 R)
• M4: 1,824,645 km (0.095 R)
• M5: 2,158,847 km (0.078 R)
• M6: 2,879,460 km (0.076 R)
• M7: 4,132,940 km (0.116 R)
• M8: 4,714,726 km (0.077 R)
• M9: 5,185,960 km (0.104 R)
• M10: 6,284,307 km (0.113 R)
• M11: 9,698,280 km (0.044 R)
• M12: 10,032,781 km (0.065 R)
• M13: 12,891,447 km (0.105 R)
• M14: 13,918,885 km (0.108 R)
• M15: 16,252,612 km (0.079 R)
• M16: 20,359,971 km (0.103 R)
• M17: 20,839,881 km (0.066 R)
• M18: 26,465,659 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.7

Radius: 4.7

Gravity: 23.48 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 16.12 AU - 17.08 AU

Year: 24460 Days

Day: 20 Hours

Environment

Temp: -184 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,733,617 km

• M1: 58,642 km (0.037 R)
• M2: 271,371 km (0.037 R)
• M3: 490,531 km (0.063 R)
• M4: 1,060,948 km (0.064 R)
• M5: 3,284,720 km (0.073 R)
• M6: 3,880,718 km (0.091 R)
• M7: 6,228,807 km (0.078 R)
• M8: 7,772,806 km (0.051 R)
• M9: 8,552,361 km (0.107 R)
• M10: 8,823,282 km (0.117 R)
• M11: 8,988,738 km (0.108 R)
• M12: 11,266,664 km (0.094 R)
• M13: 12,262,837 km (0.113 R)
• M14: 12,677,372 km (0.067 R)
• M15: 14,201,625 km (0.067 R)
• M16: 18,764,809 km (0.064 R)
• M17: 21,128,006 km (0.087 R)
• M18: 27,126,432 km (0.049 R)
• M19: 30,011,278 km (0.108 R)
• M20: 30,511,234 km (0.077 R)
• M21: 32,044,163 km (0.063 R)
• M22: 35,262,911 km (0.045 R)
• M23: 40,181,838 km (0.047 R)
• M24: 44,238,185 km (0.107 R)
• M25: 51,175,337 km (0.076 R)
• M26: 51,531,231 km (0.083 R)
• M27: 55,367,219 km (0.088 R)
• M28: 56,497,281 km (0.107 R)
• M29: 61,371,330 km (0.115 R)
• M30: 63,601,834 km (0.083 R)
• M31: 74,652,030 km (0.111 R)
• M32: 77,425,874 km (0.104 R)
• M33: 78,130,031 km (0.112 R)
• M34: 79,312,902 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208

Radius: 3.9

Gravity: 13.68 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 15.92 AU - 17.42 AU

Year: 24615 Days

Day: 17 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,733,617 km

• M1: 51,013 km (0.101 R)
• M2: 347,067 km (0.069 R)
• M3: 1,010,234 km (0.099 R)
• M4: 1,255,725 km (0.119 R)
• M5: 2,081,654 km (0.118 R)
• M6: 2,334,774 km (0.091 R)
• M7: 5,649,713 km (0.087 R)
• M8: 7,696,511 km (0.113 R)
• M9: 8,540,393 km (0.051 R)
• M10: 9,340,741 km (0.045 R)
• M11: 9,812,274 km (0.112 R)
• M12: 13,699,126 km (0.118 R)
• M13: 26,116,198 km (0.077 R)
• M14: 30,890,913 km (0.098 R)
• M15: 34,336,900 km (0.094 R)
• M16: 49,103,257 km (0.117 R)
• M17: 53,774,600 km (0.083 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 10,294 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit