🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.8 AU - 0.8 AU

Year: 255 Days

Day: 19.4 Hours

Environment

Temp: 157 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.37 AU - 1.61 AU

Year: 648 Days

Day: 12.3 Hours

Environment

Temp: -17 °C

Axial Tilt: 24.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 59,496,324 km

• M1: 234,121 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.9

Radius: 9.9

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.01 AU - 7.29 AU

Year: 5436 Days

Day: 12.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,496,324 km

• M1: 123,119 km (0.12 R)
• M2: 621,280 km (0.093 R)
• M3: 978,819 km (0.077 R)
• M4: 1,310,926 km (0.095 R)
• M5: 1,947,764 km (0.065 R)
• M6: 2,369,630 km (0.085 R)
• M7: 2,743,326 km (0.053 R)
• M8: 3,215,905 km (0.109 R)
• M9: 5,524,949 km (0.09 R)
• M10: 6,186,919 km (0.116 R)
• M11: 7,139,409 km (0.114 R)
• M12: 7,924,947 km (0.077 R)
• M13: 9,499,315 km (0.096 R)
• M14: 11,039,575 km (0.056 R)
• M15: 11,413,869 km (0.104 R)
• M16: 11,845,010 km (0.086 R)
• M17: 12,336,738 km (0.092 R)
• M18: 14,496,782 km (0.116 R)
• M19: 15,059,569 km (0.111 R)
• M20: 15,578,673 km (0.083 R)
• M21: 18,224,611 km (0.061 R)
• M22: 20,448,383 km (0.118 R)
• M23: 24,075,234 km (0.036 R)
• M24: 26,412,402 km (0.105 R)
• M25: 27,167,572 km (0.077 R)
• M26: 28,109,889 km (0.057 R)
• M27: 29,340,481 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.1

Radius: 13.8

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.27 AU - 7.49 AU

Year: 7146 Days

Day: 10.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,496,324 km

• M1: 171,589 km (0.073 R)
• M2: 1,357,451 km (0.081 R)
• M3: 2,612,876 km (0.099 R)
• M4: 3,202,142 km (0.083 R)
• M5: 5,302,347 km (0.066 R)
• M6: 6,150,417 km (0.036 R)
• M7: 7,277,787 km (0.12 R)
• M8: 7,789,860 km (0.032 R)
• M9: 9,064,285 km (0.1 R)
• M10: 9,893,057 km (0.082 R)
• M11: 10,822,209 km (0.088 R)
• M12: 11,490,912 km (0.058 R)
• M13: 16,970,382 km (0.1 R)
• M14: 18,015,623 km (0.086 R)
• M15: 18,445,567 km (0.117 R)
• M16: 19,029,448 km (0.071 R)
• M17: 21,892,452 km (0.03 R)
• M18: 28,073,985 km (0.083 R)
• M19: 32,292,944 km (0.045 R)
• M20: 33,141,912 km (0.086 R)
• M21: 35,553,430 km (0.105 R)
• M22: 40,600,862 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.7

Radius: 7.5

Gravity: 15.18 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 12.41 AU - 13.47 AU

Year: 16592 Days

Day: 20.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 59,496,324 km

• M1: 94,995 km (0.092 R)
• M2: 514,317 km (0.118 R)
• M3: 862,133 km (0.117 R)
• M4: 1,406,669 km (0.111 R)
• M5: 1,800,111 km (0.081 R)
• M6: 4,310,663 km (0.107 R)
• M7: 5,519,264 km (0.028 R)
• M8: 6,894,367 km (0.105 R)
• M9: 8,535,755 km (0.078 R)
• M10: 10,362,944 km (0.102 R)
• M11: 10,842,255 km (0.116 R)
• M12: 11,211,463 km (0.104 R)
• M13: 11,845,459 km (0.107 R)
• M14: 12,369,650 km (0.111 R)
• M15: 13,464,407 km (0.05 R)
• M16: 16,643,212 km (0.045 R)
• M17: 17,384,170 km (0.049 R)
• M18: 18,319,306 km (0.087 R)
• M19: 19,830,095 km (0.1 R)
• M20: 20,197,209 km (0.1 R)
• M21: 20,568,959 km (0.119 R)
• M22: 22,101,589 km (0.092 R)
• M23: 24,226,777 km (0.078 R)
• M24: 24,541,082 km (0.114 R)
• M25: 27,267,353 km (0.099 R)
• M26: 28,761,687 km (0.101 R)
• M27: 31,166,323 km (0.104 R)
• M28: 34,488,293 km (0.099 R)
• M29: 36,645,794 km (0.104 R)
• M30: 37,477,558 km (0.119 R)
• M31: 41,079,127 km (0.095 R)
• M32: 45,220,744 km (0.107 R)
• M33: 45,538,190 km (0.052 R)
• M34: 49,970,177 km (0.048 R)
• M35: 52,377,506 km (0.116 R)
• M36: 53,787,466 km (0.064 R)
• M37: 62,584,718 km (0.079 R)
• M38: 63,375,044 km (0.06 R)
• M39: 65,989,117 km (0.105 R)
• M40: 70,788,516 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.8

Radius: 4.2

Gravity: 15.63 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 14.99 AU - 16.05 AU

Year: 21794 Days

Day: 16.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,496,324 km

• M1: 53,257 km (0.114 R)
• M2: 434,731 km (0.073 R)
• M3: 2,247,259 km (0.073 R)
• M4: 2,535,983 km (0.061 R)
• M5: 3,828,210 km (0.118 R)
• M6: 4,615,543 km (0.061 R)
• M7: 5,361,438 km (0.092 R)
• M8: 9,834,714 km (0.103 R)
• M9: 11,412,223 km (0.104 R)
• M10: 14,987,014 km (0.091 R)
• M11: 15,562,218 km (0.064 R)
• M12: 17,771,180 km (0.052 R)
• M13: 20,267,220 km (0.053 R)
• M14: 30,831,224 km (0.095 R)
• M15: 32,231,908 km (0.117 R)
• M16: 43,098,698 km (0.101 R)
• M17: 46,491,727 km (0.12 R)
• M18: 49,425,491 km (0.111 R)
• M19: 53,139,108 km (0.116 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 19,082 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit