🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.85 AU - 0.93 AU

Year: 315 Days

Day: 29.7 Hours

Environment

Temp: 40 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.28 AU - 1.76 AU

Year: 702 Days

Day: 30.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.62 AU - 2.18 AU

Year: 981 Days

Day: 12.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.1

Radius: 8.2

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.2 AU - 7.84 AU

Year: 6239 Days

Day: 14.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 82.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,694,125 km

• M1: 102,026 km (0.091 R)
• M2: 570,267 km (0.075 R)
• M3: 1,434,195 km (0.075 R)
• M4: 1,875,060 km (0.09 R)
• M5: 3,779,889 km (0.062 R)
• M6: 4,296,750 km (0.117 R)
• M7: 4,649,651 km (0.064 R)
• M8: 5,413,797 km (0.096 R)
• M9: 6,418,646 km (0.077 R)
• M10: 7,119,961 km (0.053 R)
• M11: 7,687,685 km (0.084 R)
• M12: 8,323,775 km (0.1 R)
• M13: 8,634,939 km (0.034 R)
• M14: 9,914,898 km (0.096 R)
• M15: 12,090,201 km (0.035 R)
• M16: 13,262,599 km (0.078 R)
• M17: 14,231,844 km (0.075 R)
• M18: 14,621,247 km (0.063 R)
• M19: 16,675,675 km (0.084 R)
• M20: 17,803,942 km (0.118 R)
• M21: 19,049,194 km (0.092 R)
• M22: 19,590,589 km (0.077 R)
• M23: 20,633,137 km (0.056 R)
• M24: 23,516,336 km (0.104 R)
• M25: 25,013,811 km (0.091 R)
• M26: 27,334,972 km (0.083 R)
• M27: 28,023,571 km (0.08 R)
• M28: 31,080,154 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.2

Radius: 12.5

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.42 AU - 7.98 AU

Year: 7240 Days

Day: 14.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,694,125 km

• M1: 155,582 km (0.076 R)
• M2: 852,558 km (0.091 R)
• M3: 1,328,279 km (0.087 R)
• M4: 2,490,206 km (0.108 R)
• M5: 5,063,439 km (0.053 R)
• M6: 5,700,277 km (0.04 R)
• M7: 7,433,069 km (0.072 R)
• M8: 8,015,454 km (0.084 R)
• M9: 9,053,962 km (0.104 R)
• M10: 10,040,111 km (0.079 R)
• M11: 13,657,388 km (0.117 R)
• M12: 17,995,577 km (0.063 R)
• M13: 18,481,471 km (0.073 R)
• M14: 20,663,804 km (0.1 R)
• M15: 21,428,100 km (0.09 R)
• M16: 21,895,593 km (0.106 R)
• M17: 23,012,940 km (0.076 R)
• M18: 26,772,783 km (0.111 R)
• M19: 28,609,845 km (0.109 R)
• M20: 29,081,976 km (0.101 R)
• M21: 32,841,969 km (0.03 R)
• M22: 33,255,756 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.2

Radius: 8.8

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 10.19 AU - 11.67 AU

Year: 13541 Days

Day: 5.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,694,125 km

• M1: 109,506 km (0.096 R)
• M2: 559,646 km (0.116 R)
• M3: 919,279 km (0.107 R)
• M4: 1,359,097 km (0.096 R)
• M5: 1,698,235 km (0.064 R)
• M6: 2,210,608 km (0.1 R)
• M7: 2,531,495 km (0.083 R)
• M8: 3,335,434 km (0.104 R)
• M9: 3,638,370 km (0.082 R)
• M10: 4,603,276 km (0.088 R)
• M11: 4,979,964 km (0.094 R)
• M12: 5,995,733 km (0.06 R)
• M13: 6,697,197 km (0.093 R)
• M14: 7,105,749 km (0.107 R)
• M15: 8,013,808 km (0.058 R)
• M16: 10,595,269 km (0.118 R)
• M17: 11,202,038 km (0.081 R)
• M18: 13,685,363 km (0.06 R)
• M19: 15,984,981 km (0.059 R)
• M20: 18,530,688 km (0.108 R)
• M21: 22,630,867 km (0.101 R)
• M22: 24,759,495 km (0.06 R)
• M23: 25,737,117 km (0.084 R)
• M24: 27,018,273 km (0.111 R)
• M25: 28,630,489 km (0.081 R)
• M26: 31,116,507 km (0.106 R)
• M27: 32,569,700 km (0.031 R)
• M28: 32,993,062 km (0.095 R)
• M29: 35,165,373 km (0.116 R)
• M30: 41,256,250 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669

Radius: 6.2

Gravity: 17.4 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 10.43 AU - 13.97 AU

Year: 15969 Days

Day: 24.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 91,694,125 km

• M1: 77,043 km (0.081 R)
• M2: 368,609 km (0.084 R)
• M3: 619,934 km (0.115 R)
• M4: 1,486,404 km (0.039 R)
• M5: 2,047,995 km (0.064 R)
• M6: 2,494,993 km (0.056 R)
• M7: 2,883,349 km (0.031 R)
• M8: 5,200,770 km (0.103 R)
• M9: 5,492,785 km (0.085 R)
• M10: 7,995,857 km (0.115 R)
• M11: 10,582,105 km (0.116 R)
• M12: 10,815,178 km (0.113 R)
• M13: 11,111,232 km (0.104 R)
• M14: 13,135,890 km (0.097 R)
• M15: 13,337,398 km (0.115 R)
• M16: 14,734,642 km (0.033 R)
• M17: 16,458,758 km (0.101 R)
• M18: 17,168,749 km (0.029 R)
• M19: 20,392,135 km (0.093 R)
• M20: 22,527,345 km (0.103 R)
• M21: 23,010,396 km (0.055 R)
• M22: 23,401,894 km (0.1 R)
• M23: 25,012,166 km (0.043 R)
• M24: 25,530,223 km (0.039 R)
• M25: 26,480,768 km (0.119 R)
• M26: 29,473,324 km (0.058 R)
• M27: 33,303,179 km (0.052 R)
• M28: 37,451,827 km (0.075 R)
• M29: 41,353,639 km (0.105 R)
• M30: 44,451,810 km (0.026 R)
• M31: 50,774,714 km (0.111 R)
• M32: 52,275,480 km (0.055 R)
• M33: 55,190,694 km (0.057 R)
• M34: 57,671,326 km (0.11 R)
• M35: 59,304,635 km (0.087 R)
• M36: 61,717,948 km (0.118 R)
• M37: 64,003,055 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.7

Radius: 3.3

Gravity: 49.28 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 15.34 AU - 21.72 AU

Year: 29891 Days

Day: 21.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,694,125 km

• M1: 58,942 km (0.07 R)
• M2: 180,415 km (0.088 R)
• M3: 320,439 km (0.105 R)
• M4: 584,479 km (0.096 R)
• M5: 902,075 km (0.11 R)
• M6: 1,422,227 km (0.085 R)
• M7: 1,578,706 km (0.045 R)
• M8: 2,074,623 km (0.068 R)
• M9: 3,804,573 km (0.089 R)
• M10: 4,281,641 km (0.118 R)
• M11: 4,874,347 km (0.061 R)
• M12: 6,129,623 km (0.088 R)
• M13: 7,076,877 km (0.117 R)
• M14: 9,020,452 km (0.072 R)
• M15: 14,473,145 km (0.067 R)
• M16: 17,923,620 km (0.089 R)
• M17: 18,109,271 km (0.066 R)
• M18: 18,484,463 km (0.103 R)
• M19: 23,954,957 km (0.091 R)
• M20: 26,033,321 km (0.059 R)
• M21: 27,730,508 km (0.116 R)
• M22: 33,824,527 km (0.111 R)
• M23: 35,989,508 km (0.099 R)
• M24: 36,433,365 km (0.102 R)
• M25: 37,181,055 km (0.098 R)
• M26: 37,634,636 km (0.106 R)
• M27: 67,079,087 km (0.086 R)
• M28: 85,777,175 km (0.088 R)
• M29: 90,326,147 km (0.089 R)
• M30: 91,419,408 km (0.114 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: 230 - 16,779 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit