🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.95 AU - 1.03 AU

Year: 363 Days

Day: 40.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.17 AU - 1.75 AU

Year: 651 Days

Day: 12.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.96 AU - 3.04 AU

Year: 1458 Days

Day: 30.7 Hours

Environment

Temp: -80 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.2

Radius: 11

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.02 AU - 6.66 AU

Year: 4553 Days

Day: 13 Hours

Environment

Temp: -149 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,579,418 km

• M1: 157,676 km (0.074 R)
• M2: 535,261 km (0.113 R)
• M3: 2,362,898 km (0.093 R)
• M4: 4,833,806 km (0.1 R)
• M5: 5,347,525 km (0.111 R)
• M6: 6,197,241 km (0.073 R)
• M7: 9,874,507 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.4

Radius: 8

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.18 AU - 7.44 AU

Year: 6557 Days

Day: 9.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,579,418 km

• M1: 101,278 km (0.037 R)
• M2: 384,467 km (0.12 R)
• M3: 817,852 km (0.085 R)
• M4: 1,366,726 km (0.105 R)
• M5: 1,633,908 km (0.072 R)
• M6: 2,258,629 km (0.092 R)
• M7: 3,033,396 km (0.074 R)
• M8: 3,680,706 km (0.09 R)
• M9: 4,075,495 km (0.058 R)
• M10: 4,979,365 km (0.063 R)
• M11: 6,559,268 km (0.115 R)
• M12: 7,103,356 km (0.068 R)
• M13: 8,616,538 km (0.096 R)
• M14: 8,960,613 km (0.04 R)
• M15: 9,224,803 km (0.059 R)
• M16: 11,120,358 km (0.112 R)
• M17: 13,779,011 km (0.062 R)
• M18: 15,600,664 km (0.106 R)
• M19: 15,983,336 km (0.077 R)
• M20: 17,508,785 km (0.109 R)
• M21: 17,783,746 km (0.071 R)
• M22: 18,271,734 km (0.038 R)
• M23: 18,984,269 km (0.092 R)
• M24: 20,313,296 km (0.112 R)
• M25: 22,341,096 km (0.045 R)
• M26: 25,278,749 km (0.119 R)
• M27: 29,228,432 km (0.119 R)
• M28: 30,399,933 km (0.118 R)
• M29: 32,836,433 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.3

Radius: 12.5

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.9 AU - 10.08 AU

Year: 10786 Days

Day: 12.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 94.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,579,418 km

• M1: 157,527 km (0.098 R)
• M2: 563,834 km (0.072 R)
• M3: 1,028,934 km (0.088 R)
• M4: 1,427,762 km (0.041 R)
• M5: 2,593,279 km (0.078 R)
• M6: 3,092,786 km (0.078 R)
• M7: 3,538,289 km (0.102 R)
• M8: 4,155,679 km (0.093 R)
• M9: 4,615,693 km (0.104 R)
• M10: 5,511,335 km (0.093 R)
• M11: 6,102,247 km (0.112 R)
• M12: 9,166,161 km (0.102 R)
• M13: 9,575,760 km (0.027 R)
• M14: 10,727,963 km (0.08 R)
• M15: 11,493,754 km (0.087 R)
• M16: 14,678,693 km (0.106 R)
• M17: 15,114,471 km (0.081 R)
• M18: 15,816,534 km (0.082 R)
• M19: 16,540,289 km (0.047 R)
• M20: 19,064,005 km (0.107 R)
• M21: 23,824,358 km (0.109 R)
• M22: 27,311,186 km (0.12 R)
• M23: 31,432,009 km (0.056 R)
• M24: 36,175,458 km (0.115 R)
• M25: 39,790,341 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385

Radius: 13.8

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 10.6 AU - 11.96 AU

Year: 13978 Days

Day: 10.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,579,418 km

• M1: 177,423 km (0.097 R)
• M2: 675,135 km (0.106 R)
• M3: 1,120,189 km (0.065 R)
• M4: 1,569,880 km (0.055 R)
• M5: 2,451,760 km (0.088 R)
• M6: 3,005,870 km (0.09 R)
• M7: 3,568,059 km (0.117 R)
• M8: 4,312,607 km (0.104 R)
• M9: 9,936,739 km (0.05 R)
• M10: 10,710,160 km (0.106 R)
• M11: 11,357,321 km (0.045 R)
• M12: 12,087,807 km (0.044 R)
• M13: 14,729,406 km (0.077 R)
• M14: 17,735,127 km (0.106 R)
• M15: 20,060,326 km (0.053 R)
• M16: 20,548,764 km (0.032 R)
• M17: 23,378,258 km (0.1 R)
• M18: 28,146,241 km (0.094 R)
• M19: 30,116,595 km (0.07 R)
• M20: 34,330,467 km (0.119 R)
• M21: 34,912,852 km (0.114 R)
• M22: 39,938,592 km (0.091 R)
• M23: 40,712,462 km (0.038 R)
• M24: 41,233,960 km (0.1 R)
• M25: 44,456,598 km (0.096 R)
• M26: 45,707,236 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.3

Radius: 6.6

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 11.78 AU - 12.86 AU

Year: 15955 Days

Day: 20.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,579,418 km

• M1: 83,326 km (0.093 R)
• M2: 497,114 km (0.107 R)
• M3: 766,390 km (0.086 R)
• M4: 1,238,072 km (0.096 R)
• M5: 1,704,069 km (0.085 R)
• M6: 4,684,508 km (0.084 R)
• M7: 5,556,215 km (0.105 R)
• M8: 6,260,970 km (0.076 R)
• M9: 13,556,110 km (0.073 R)
• M10: 19,186,974 km (0.034 R)
• M11: 23,510,801 km (0.107 R)
• M12: 32,186,879 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.7

Radius: 5.6

Gravity: 29.65 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 11.12 AU - 15.6 AU

Year: 18017 Days

Day: 17.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,579,418 km

• M1: 69,713 km (0.095 R)
• M2: 334,650 km (0.083 R)
• M3: 736,171 km (0.112 R)
• M4: 917,035 km (0.076 R)
• M5: 1,154,896 km (0.032 R)
• M6: 1,497,923 km (0.058 R)
• M7: 1,830,330 km (0.074 R)
• M8: 2,105,740 km (0.077 R)
• M9: 2,431,265 km (0.111 R)
• M10: 3,982,295 km (0.055 R)
• M11: 4,446,049 km (0.113 R)
• M12: 4,655,486 km (0.07 R)
• M13: 7,176,210 km (0.1 R)
• M14: 7,612,288 km (0.105 R)
• M15: 8,590,359 km (0.099 R)
• M16: 9,362,882 km (0.111 R)
• M17: 10,362,046 km (0.088 R)
• M18: 10,668,871 km (0.057 R)
• M19: 11,757,944 km (0.058 R)
• M20: 12,639,225 km (0.091 R)
• M21: 13,491,185 km (0.081 R)
• M22: 14,005,502 km (0.105 R)
• M23: 15,308,799 km (0.088 R)
• M24: 16,943,156 km (0.11 R)
• M25: 20,650,490 km (0.087 R)
• M26: 23,471,607 km (0.097 R)
• M27: 28,407,289 km (0.1 R)
• M28: 30,111,957 km (0.105 R)
• M29: 33,857,738 km (0.102 R)
• M30: 35,772,441 km (0.077 R)
• M31: 36,614,677 km (0.086 R)
• M32: 38,047,675 km (0.104 R)
• M33: 40,872,681 km (0.088 R)
• M34: 43,994,041 km (0.062 R)
• M35: 55,790,581 km (0.095 R)
• M36: 58,649,097 km (0.068 R)
• M37: 75,099,178 km (0.094 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 12,651 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit