🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.45 AU - 0.65 AU

Year: 171 Days

Day: 33.4 Hours

Environment

Temp: 128 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.47 AU - 0.71 AU

Year: 190 Days

Day: 19.7 Hours

Environment

Temp: 40 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.07 AU - 1.59 AU

Year: 643 Days

Day: 26.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537

Radius: 8.9

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 6.32 AU - 8.32 AU

Year: 8298 Days

Day: 8.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,073,844 km

• M1: 111,600 km (0.117 R)
• M2: 471,084 km (0.065 R)
• M3: 1,225,655 km (0.107 R)
• M4: 3,656,920 km (0.03 R)
• M5: 6,306,897 km (0.102 R)
• M6: 7,743,036 km (0.115 R)
• M7: 9,340,592 km (0.103 R)
• M8: 12,347,060 km (0.113 R)
• M9: 16,726,089 km (0.113 R)
• M10: 17,464,953 km (0.095 R)
• M11: 19,812,293 km (0.12 R)
• M12: 24,605,259 km (0.118 R)
• M13: 25,210,383 km (0.079 R)
• M14: 26,450,400 km (0.046 R)
• M15: 31,716,993 km (0.105 R)
• M16: 32,536,938 km (0.06 R)
• M17: 35,190,655 km (0.116 R)
• M18: 35,518,574 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.6

Radius: 10.6

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.96 AU - 7.88 AU

Year: 8468 Days

Day: 5 Hours

Environment

Temp: -173 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,073,844 km

• M1: 131,945 km (0.1 R)
• M2: 484,996 km (0.112 R)
• M3: 866,770 km (0.12 R)
• M4: 1,443,320 km (0.074 R)
• M5: 2,419,446 km (0.078 R)
• M6: 3,366,401 km (0.083 R)
• M7: 4,038,694 km (0.048 R)
• M8: 5,091,564 km (0.086 R)
• M9: 6,112,569 km (0.049 R)
• M10: 6,458,290 km (0.087 R)
• M11: 7,151,077 km (0.11 R)
• M12: 7,496,200 km (0.104 R)
• M13: 13,003,945 km (0.065 R)
• M14: 14,775,782 km (0.084 R)
• M15: 15,527,661 km (0.049 R)
• M16: 16,436,916 km (0.093 R)
• M17: 16,837,390 km (0.103 R)
• M18: 21,207,293 km (0.082 R)
• M19: 22,653,007 km (0.093 R)
• M20: 23,232,549 km (0.106 R)
• M21: 26,279,858 km (0.063 R)
• M22: 29,388,053 km (0.1 R)
• M23: 29,978,516 km (0.082 R)
• M24: 32,315,085 km (0.114 R)
• M25: 35,987,713 km (0.079 R)
• M26: 38,977,426 km (0.097 R)
• M27: 39,570,731 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.9

Radius: 3.4

Gravity: 54.75 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 12.53 AU - 13.11 AU

Year: 19232 Days

Day: 24.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,073,844 km

• M1: 58,642 km (0.115 R)
• M2: 173,234 km (0.113 R)
• M3: 378,333 km (0.061 R)
• M4: 978,669 km (0.033 R)
• M5: 1,103,434 km (0.03 R)
• M6: 1,478,326 km (0.089 R)
• M7: 1,626,278 km (0.083 R)
• M8: 2,254,889 km (0.091 R)
• M9: 2,406,731 km (0.103 R)
• M10: 2,878,263 km (0.11 R)
• M11: 3,756,851 km (0.054 R)
• M12: 5,274,372 km (0.112 R)
• M13: 5,464,960 km (0.078 R)
• M14: 5,900,140 km (0.117 R)
• M15: 6,573,779 km (0.12 R)
• M16: 6,974,402 km (0.102 R)
• M17: 8,022,186 km (0.06 R)
• M18: 8,847,068 km (0.107 R)
• M19: 13,617,146 km (0.076 R)
• M20: 13,759,713 km (0.115 R)
• M21: 14,340,302 km (0.111 R)
• M22: 14,786,403 km (0.062 R)
• M23: 15,550,100 km (0.11 R)
• M24: 23,133,067 km (0.098 R)
• M25: 33,241,096 km (0.095 R)
• M26: 33,370,348 km (0.092 R)
• M27: 39,391,513 km (0.117 R)
• M28: 42,656,786 km (0.108 R)
• M29: 44,511,500 km (0.051 R)
• M30: 46,419,322 km (0.103 R)
• M31: 47,885,530 km (0.037 R)
• M32: 48,546,903 km (0.077 R)
• M33: 51,425,914 km (0.116 R)
• M34: 52,468,611 km (0.117 R)
• M35: 63,881,133 km (0.048 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.8

Radius: 4.7

Gravity: 34.53 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 11.9 AU - 17.44 AU

Year: 23541 Days

Day: 23 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 68,073,844 km

• M1: 58,642 km (0.094 R)
• M2: 354,996 km (0.087 R)
• M3: 614,698 km (0.105 R)
• M4: 931,696 km (0.05 R)
• M5: 2,268,502 km (0.112 R)
• M6: 2,502,623 km (0.12 R)
• M7: 5,270,333 km (0.048 R)
• M8: 5,432,347 km (0.076 R)
• M9: 6,995,496 km (0.054 R)
• M10: 7,542,874 km (0.091 R)
• M11: 11,240,186 km (0.109 R)
• M12: 11,782,179 km (0.07 R)
• M13: 14,281,510 km (0.079 R)
• M14: 15,989,768 km (0.09 R)
• M15: 16,159,263 km (0.11 R)
• M16: 16,849,208 km (0.059 R)
• M17: 17,739,016 km (0.065 R)
• M18: 23,091,030 km (0.087 R)
• M19: 29,047,718 km (0.084 R)
• M20: 30,066,330 km (0.066 R)
• M21: 33,264,583 km (0.097 R)
• M22: 34,520,157 km (0.064 R)
• M23: 35,806,998 km (0.106 R)
• M24: 36,535,540 km (0.054 R)
• M25: 40,327,098 km (0.12 R)
• M26: 43,378,147 km (0.032 R)
• M27: 48,858,365 km (0.115 R)
• M28: 49,394,674 km (0.051 R)
• M29: 51,026,936 km (0.111 R)
• M30: 52,321,107 km (0.064 R)
• M31: 54,974,824 km (0.101 R)
• M32: 56,530,791 km (0.101 R)
• M33: 57,518,137 km (0.028 R)
• M34: 58,516,853 km (0.117 R)
• M35: 58,717,912 km (0.089 R)
• M36: 60,343,443 km (0.116 R)
• M37: 62,837,688 km (0.081 R)
• M38: 70,731,369 km (0.07 R)
• M39: 74,441,995 km (0.051 R)
• M40: 74,678,210 km (0.056 R)
• M41: 86,088,787 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.3

Radius: 4.4

Gravity: 12.46 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 14.39 AU - 18.95 AU

Year: 28516 Days

Day: 23.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,073,844 km

• M1: 56,548 km (0.081 R)
• M2: 322,982 km (0.082 R)
• M3: 740,210 km (0.111 R)
• M4: 1,679,535 km (0.117 R)
• M5: 2,100,803 km (0.086 R)
• M6: 2,946,180 km (0.115 R)
• M7: 3,728,428 km (0.029 R)
• M8: 5,928,264 km (0.059 R)
• M9: 8,405,007 km (0.046 R)
• M10: 12,453,574 km (0.078 R)
• M11: 17,802,147 km (0.11 R)
• M12: 22,594,514 km (0.117 R)
• M13: 26,406,717 km (0.101 R)
• M14: 27,729,611 km (0.11 R)
• M15: 28,407,289 km (0.046 R)
• M16: 34,490,238 km (0.095 R)
• M17: 37,421,309 km (0.097 R)
• M18: 39,654,356 km (0.102 R)
• M19: 41,386,251 km (0.111 R)
• M20: 44,383,743 km (0.037 R)
• M21: 47,362,387 km (0.079 R)
• M22: 63,293,064 km (0.08 R)
• M23: 65,853,880 km (0.041 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 10,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit