🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.15 AU - 1.69 AU

Year: 609 Days

Day: 29.2 Hours

Environment

Temp: -18 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.73 AU - 2.03 AU

Year: 928 Days

Day: 36.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,294,143 km

• M1: 293,661 km (0.093 R)
• M2: 336,446 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.71 AU - 2.17 AU

Year: 972 Days

Day: 30.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,294,143 km

• M1: 633,397 km (0.075 R)
• M2: 904,469 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.9

Radius: 10.9

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.47 AU - 6.95 AU

Year: 6255 Days

Day: 7.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,294,143 km

• M1: 135,536 km (0.091 R)
• M2: 861,684 km (0.039 R)
• M3: 1,527,993 km (0.106 R)
• M4: 1,961,378 km (0.045 R)
• M5: 2,935,709 km (0.073 R)
• M6: 3,406,194 km (0.091 R)
• M7: 5,684,121 km (0.11 R)
• M8: 7,290,802 km (0.086 R)
• M9: 8,447,941 km (0.069 R)
• M10: 9,225,401 km (0.054 R)
• M11: 10,577,467 km (0.076 R)
• M12: 11,377,816 km (0.096 R)
• M13: 12,434,425 km (0.085 R)
• M14: 14,319,059 km (0.115 R)
• M15: 17,118,634 km (0.064 R)
• M16: 17,595,402 km (0.081 R)
• M17: 18,575,568 km (0.097 R)
• M18: 18,934,303 km (0.1 R)
• M19: 19,517,885 km (0.08 R)
• M20: 21,655,489 km (0.027 R)
• M21: 24,199,251 km (0.052 R)
• M22: 26,753,485 km (0.101 R)
• M23: 30,365,525 km (0.113 R)
• M24: 32,702,992 km (0.12 R)
• M25: 39,243,112 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.4

Radius: 12.2

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.81 AU - 9.77 AU

Year: 9379 Days

Day: 11.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,294,143 km

• M1: 151,692 km (0.112 R)
• M2: 577,897 km (0.112 R)
• M3: 993,330 km (0.085 R)
• M4: 1,550,283 km (0.072 R)
• M5: 2,075,670 km (0.089 R)
• M6: 3,560,878 km (0.108 R)
• M7: 5,860,497 km (0.102 R)
• M8: 6,447,070 km (0.088 R)
• M9: 7,225,428 km (0.105 R)
• M10: 8,402,164 km (0.079 R)
• M11: 8,880,429 km (0.091 R)
• M12: 10,376,557 km (0.117 R)
• M13: 10,826,099 km (0.072 R)
• M14: 11,710,821 km (0.109 R)
• M15: 12,308,614 km (0.083 R)
• M16: 13,922,326 km (0.106 R)
• M17: 15,414,415 km (0.106 R)
• M18: 16,466,537 km (0.1 R)
• M19: 20,450,777 km (0.094 R)
• M20: 22,128,218 km (0.075 R)
• M21: 24,417,364 km (0.108 R)
• M22: 27,519,426 km (0.104 R)
• M23: 34,274,069 km (0.109 R)
• M24: 35,610,576 km (0.092 R)
• M25: 36,063,708 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.3

Radius: 9.8

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.92 AU - 11.18 AU

Year: 9798 Days

Day: 9 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,294,143 km

• M1: 121,922 km (0.093 R)
• M2: 447,746 km (0.08 R)
• M3: 845,677 km (0.071 R)
• M4: 1,375,104 km (0.069 R)
• M5: 1,800,859 km (0.081 R)
• M6: 2,185,774 km (0.109 R)
• M7: 2,877,515 km (0.06 R)
• M8: 3,505,826 km (0.09 R)
• M9: 3,813,399 km (0.092 R)
• M10: 6,275,631 km (0.078 R)
• M11: 6,692,410 km (0.104 R)
• M12: 7,497,845 km (0.038 R)
• M13: 8,685,802 km (0.107 R)
• M14: 9,544,793 km (0.099 R)
• M15: 13,805,191 km (0.051 R)
• M16: 14,642,640 km (0.073 R)
• M17: 15,788,559 km (0.096 R)
• M18: 17,358,888 km (0.102 R)
• M19: 18,410,860 km (0.109 R)
• M20: 19,664,491 km (0.091 R)
• M21: 19,986,724 km (0.031 R)
• M22: 22,516,125 km (0.109 R)
• M23: 22,868,727 km (0.11 R)
• M24: 24,224,234 km (0.109 R)
• M25: 30,720,820 km (0.076 R)
• M26: 31,046,046 km (0.062 R)
• M27: 34,076,450 km (0.085 R)
• M28: 35,247,203 km (0.113 R)
• M29: 36,323,560 km (0.055 R)
• M30: 40,588,296 km (0.088 R)
• M31: 44,480,234 km (0.066 R)
• M32: 48,760,977 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.7

Radius: 7.6

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 12.87 AU - 18.11 AU

Year: 21941 Days

Day: 19.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,294,143 km

• M1: 102,325 km (0.043 R)
• M2: 605,423 km (0.105 R)
• M3: 1,112,859 km (0.106 R)
• M4: 2,055,924 km (0.112 R)
• M5: 2,466,570 km (0.108 R)
• M6: 2,747,514 km (0.076 R)
• M7: 3,049,702 km (0.083 R)
• M8: 3,452,120 km (0.118 R)
• M9: 6,611,478 km (0.053 R)
• M10: 10,286,649 km (0.118 R)
• M11: 14,295,423 km (0.043 R)
• M12: 14,851,329 km (0.118 R)
• M13: 16,154,775 km (0.112 R)
• M14: 20,259,890 km (0.093 R)
• M15: 22,691,753 km (0.088 R)
• M16: 25,412,340 km (0.087 R)
• M17: 26,227,798 km (0.109 R)
• M18: 33,149,691 km (0.088 R)
• M19: 36,639,660 km (0.113 R)
• M20: 37,548,916 km (0.108 R)
• M21: 45,223,137 km (0.107 R)
• M22: 52,067,240 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.1

Radius: 6.7

Gravity: 18.11 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 14.81 AU - 17.11 AU

Year: 22947 Days

Day: 25 Hours

Environment

Temp: -190 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,294,143 km

• M1: 100,530 km (0.106 R)
• M2: 399,277 km (0.08 R)
• M3: 650,900 km (0.085 R)
• M4: 935,735 km (0.088 R)
• M5: 1,364,781 km (0.117 R)
• M6: 1,978,581 km (0.066 R)
• M7: 3,111,486 km (0.103 R)
• M8: 3,643,007 km (0.106 R)
• M9: 6,387,979 km (0.044 R)
• M10: 8,229,229 km (0.084 R)
• M11: 9,009,831 km (0.092 R)
• M12: 9,418,084 km (0.027 R)
• M13: 12,920,768 km (0.044 R)
• M14: 14,599,855 km (0.115 R)
• M15: 17,924,966 km (0.039 R)
• M16: 18,199,927 km (0.066 R)
• M17: 18,570,930 km (0.096 R)
• M18: 21,106,464 km (0.082 R)
• M19: 24,985,238 km (0.103 R)
• M20: 25,790,972 km (0.098 R)
• M21: 32,870,841 km (0.092 R)
• M22: 36,264,917 km (0.075 R)
• M23: 37,297,292 km (0.119 R)
• M24: 39,885,635 km (0.032 R)
• M25: 42,266,784 km (0.043 R)
• M26: 47,484,907 km (0.067 R)
• M27: 55,411,051 km (0.097 R)
• M28: 58,571,905 km (0.11 R)
• M29: 62,269,216 km (0.079 R)
• M30: 71,036,250 km (0.088 R)
• M31: 77,639,799 km (0.115 R)
• M32: 77,883,045 km (0.09 R)
• M33: 80,590,916 km (0.052 R)
• M34: 80,840,146 km (0.108 R)
• M35: 82,599,417 km (0.096 R)
• M36: 85,674,252 km (0.046 R)
• M37: 86,193,955 km (0.117 R)
• M38: 87,765,929 km (0.065 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 18,494 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit