🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.46 AU - 0.76 AU

Year: 207 Days

Day: 40.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 73,760,717 km

• M1: 91,853 km (0.115 R)
• M2: 177,872 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.28 AU - 1.54 AU

Year: 726 Days

Day: 33.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.51 AU - 2.53 AU

Year: 1734 Days

Day: 43.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.1

Radius: 13.1

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.33 AU - 3.61 AU

Year: 2219 Days

Day: 6.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,760,717 km

• M1: 162,912 km (0.101 R)
• M2: 582,235 km (0.111 R)
• M3: 1,315,115 km (0.088 R)
• M4: 1,738,776 km (0.099 R)
• M5: 2,490,057 km (0.03 R)
• M6: 3,041,774 km (0.063 R)
• M7: 4,916,833 km (0.092 R)
• M8: 5,388,216 km (0.111 R)
• M9: 6,292,535 km (0.103 R)
• M10: 6,713,952 km (0.102 R)
• M11: 7,910,885 km (0.109 R)
• M12: 9,046,183 km (0.093 R)
• M13: 10,037,419 km (0.096 R)
• M14: 10,799,470 km (0.091 R)
• M15: 11,483,133 km (0.105 R)
• M16: 12,894,888 km (0.054 R)
• M17: 14,601,051 km (0.085 R)
• M18: 15,295,784 km (0.053 R)
• M19: 16,207,433 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.2

Radius: 8.2

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.78 AU - 3.82 AU

Year: 3211 Days

Day: 9.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,760,717 km

• M1: 102,026 km (0.063 R)
• M2: 407,953 km (0.069 R)
• M3: 1,014,872 km (0.052 R)
• M4: 1,299,258 km (0.034 R)
• M5: 1,555,070 km (0.068 R)
• M6: 1,902,436 km (0.088 R)
• M7: 2,196,546 km (0.044 R)
• M8: 2,680,195 km (0.06 R)
• M9: 2,939,897 km (0.073 R)
• M10: 3,618,473 km (0.089 R)
• M11: 4,172,733 km (0.07 R)
• M12: 5,498,320 km (0.108 R)
• M13: 6,022,661 km (0.117 R)
• M14: 6,444,078 km (0.055 R)
• M15: 6,828,993 km (0.058 R)
• M16: 7,705,338 km (0.025 R)
• M17: 8,720,658 km (0.107 R)
• M18: 9,021,649 km (0.11 R)
• M19: 10,002,862 km (0.101 R)
• M20: 11,092,233 km (0.081 R)
• M21: 13,549,528 km (0.061 R)
• M22: 14,090,474 km (0.043 R)
• M23: 15,652,126 km (0.109 R)
• M24: 16,297,790 km (0.036 R)
• M25: 17,536,610 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.5

Radius: 11.8

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.18 AU - 6.78 AU

Year: 5561 Days

Day: 13.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,760,717 km

• M1: 146,756 km (0.086 R)
• M2: 558,150 km (0.081 R)
• M3: 1,555,369 km (0.112 R)
• M4: 2,160,343 km (0.116 R)
• M5: 2,612,876 km (0.11 R)
• M6: 4,666,257 km (0.104 R)
• M7: 6,328,439 km (0.106 R)
• M8: 8,486,238 km (0.089 R)
• M9: 8,854,548 km (0.078 R)
• M10: 9,268,635 km (0.037 R)
• M11: 9,877,349 km (0.03 R)
• M12: 11,536,689 km (0.101 R)
• M13: 12,669,294 km (0.101 R)
• M14: 13,645,719 km (0.11 R)
• M15: 15,648,386 km (0.106 R)
• M16: 16,255,005 km (0.032 R)
• M17: 16,982,350 km (0.118 R)
• M18: 17,515,068 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.7

Radius: 6.2

Gravity: 17.03 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 11.27 AU - 14.05 AU

Year: 19526 Days

Day: 19.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,760,717 km

• M1: 79,586 km (0.12 R)
• M2: 315,951 km (0.118 R)
• M3: 528,679 km (0.079 R)
• M4: 799,301 km (0.104 R)
• M5: 1,174,044 km (0.111 R)
• M6: 1,930,561 km (0.108 R)
• M7: 3,809,360 km (0.05 R)
• M8: 5,575,213 km (0.062 R)
• M9: 5,773,431 km (0.073 R)
• M10: 7,017,786 km (0.068 R)
• M11: 7,485,578 km (0.118 R)
• M12: 9,287,485 km (0.11 R)
• M13: 12,947,995 km (0.104 R)
• M14: 16,884,214 km (0.091 R)
• M15: 26,449,352 km (0.116 R)
• M16: 29,453,876 km (0.101 R)
• M17: 30,056,755 km (0.109 R)
• M18: 31,162,433 km (0.087 R)
• M19: 33,847,266 km (0.08 R)
• M20: 38,229,137 km (0.089 R)
• M21: 43,905,778 km (0.056 R)
• M22: 44,692,214 km (0.117 R)
• M23: 45,969,930 km (0.097 R)
• M24: 55,420,027 km (0.072 R)
• M25: 57,080,264 km (0.039 R)
• M26: 57,640,957 km (0.099 R)
• M27: 61,669,029 km (0.119 R)
• M28: 63,052,361 km (0.11 R)
• M29: 67,951,990 km (0.103 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 19,342 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit