🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.57 AU - 0.83 AU

Year: 212 Days

Day: 24.4 Hours

Environment

Temp: 190 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,947,819 km

• M1: 466,745 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.28 AU - 1.72 AU

Year: 664 Days

Day: 46.2 Hours

Environment

Temp: -37 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,947,819 km

• M1: 32,912 km (0.083 R)
• M2: 219,759 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.13 AU - 2.97 AU

Year: 1473 Days

Day: 22.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,947,819 km

• M1: 304,282 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.3

Radius: 14.8

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.21 AU - 6.31 AU

Year: 4363 Days

Day: 8 Hours

Environment

Temp: -134 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,947,819 km

• M1: 184,005 km (0.076 R)
• M2: 667,954 km (0.11 R)
• M3: 1,310,777 km (0.106 R)
• M4: 2,269,549 km (0.034 R)
• M5: 2,860,760 km (0.11 R)
• M6: 3,659,164 km (0.117 R)
• M7: 4,192,929 km (0.108 R)
• M8: 4,907,558 km (0.093 R)
• M9: 5,673,649 km (0.072 R)
• M10: 6,361,500 km (0.102 R)
• M11: 7,104,702 km (0.074 R)
• M12: 8,086,962 km (0.054 R)
• M13: 9,318,451 km (0.115 R)
• M14: 9,979,524 km (0.094 R)
• M15: 11,488,668 km (0.04 R)
• M16: 12,298,142 km (0.071 R)
• M17: 12,791,815 km (0.092 R)
• M18: 15,236,094 km (0.083 R)
• M19: 17,293,963 km (0.068 R)
• M20: 17,851,963 km (0.098 R)
• M21: 19,134,764 km (0.092 R)
• M22: 20,823,874 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.3

Radius: 13.4

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.34 AU - 5.36 AU

Year: 4475 Days

Day: 14.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,947,819 km

• M1: 166,652 km (0.101 R)
• M2: 674,986 km (0.068 R)
• M3: 1,132,157 km (0.031 R)
• M4: 1,607,878 km (0.103 R)
• M5: 2,059,514 km (0.034 R)
• M6: 2,732,405 km (0.058 R)
• M7: 3,913,480 km (0.104 R)
• M8: 4,952,138 km (0.09 R)
• M9: 5,986,308 km (0.086 R)
• M10: 6,570,937 km (0.078 R)
• M11: 7,606,753 km (0.089 R)
• M12: 8,710,037 km (0.064 R)
• M13: 10,693,705 km (0.058 R)
• M14: 11,838,577 km (0.086 R)
• M15: 14,103,339 km (0.108 R)
• M16: 14,643,388 km (0.114 R)
• M17: 16,465,190 km (0.081 R)
• M18: 17,185,953 km (0.104 R)
• M19: 18,433,898 km (0.074 R)
• M20: 20,010,062 km (0.029 R)
• M21: 22,613,513 km (0.066 R)
• M22: 25,833,907 km (0.105 R)
• M23: 26,398,938 km (0.112 R)
• M24: 27,889,681 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.9

Radius: 11.6

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.27 AU - 6.13 AU

Year: 4922 Days

Day: 12.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,947,819 km

• M1: 150,795 km (0.09 R)
• M2: 616,493 km (0.087 R)
• M3: 1,326,185 km (0.114 R)
• M4: 1,830,480 km (0.039 R)
• M5: 2,958,447 km (0.107 R)
• M6: 3,458,703 km (0.117 R)
• M7: 4,062,031 km (0.109 R)
• M8: 4,840,090 km (0.059 R)
• M9: 6,143,386 km (0.107 R)
• M10: 6,859,960 km (0.053 R)
• M11: 7,704,290 km (0.077 R)
• M12: 8,151,887 km (0.029 R)
• M13: 10,074,519 km (0.076 R)
• M14: 11,449,772 km (0.1 R)
• M15: 11,934,918 km (0.118 R)
• M16: 12,791,216 km (0.069 R)
• M17: 14,513,537 km (0.092 R)
• M18: 19,147,779 km (0.115 R)
• M19: 19,901,454 km (0.049 R)
• M20: 21,322,185 km (0.085 R)
• M21: 22,431,453 km (0.115 R)
• M22: 24,285,718 km (0.104 R)
• M23: 24,925,848 km (0.053 R)
• M24: 27,255,535 km (0.093 R)
• M25: 31,016,725 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.6

Radius: 8.4

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.28 AU - 6.78 AU

Year: 5355 Days

Day: 10.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,947,819 km

• M1: 108,608 km (0.09 R)
• M2: 391,647 km (0.119 R)
• M3: 1,258,268 km (0.115 R)
• M4: 1,797,119 km (0.105 R)
• M5: 2,069,537 km (0.083 R)
• M6: 3,059,276 km (0.106 R)
• M7: 3,369,991 km (0.063 R)
• M8: 4,311,560 km (0.12 R)
• M9: 9,335,356 km (0.113 R)
• M10: 9,783,850 km (0.056 R)
• M11: 12,149,441 km (0.114 R)
• M12: 13,032,817 km (0.057 R)
• M13: 13,853,511 km (0.107 R)
• M14: 16,818,541 km (0.066 R)
• M15: 20,249,269 km (0.087 R)
• M16: 25,355,194 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.9

Radius: 8.2

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 6.71 AU - 7.47 AU

Year: 6827 Days

Day: 11.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,947,819 km

• M1: 102,026 km (0.118 R)
• M2: 531,372 km (0.072 R)
• M3: 1,313,619 km (0.081 R)
• M4: 3,254,502 km (0.058 R)
• M5: 3,957,013 km (0.03 R)
• M6: 8,153,234 km (0.091 R)
• M7: 8,555,053 km (0.082 R)
• M8: 12,681,860 km (0.066 R)
• M9: 15,474,553 km (0.111 R)
• M10: 16,028,664 km (0.069 R)
• M11: 19,778,035 km (0.113 R)
• M12: 20,430,731 km (0.099 R)
• M13: 21,323,082 km (0.101 R)
• M14: 21,626,167 km (0.107 R)
• M15: 25,577,197 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242

Radius: 11.4

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 9.45 AU - 12.65 AU

Year: 13284 Days

Day: 5.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,947,819 km

• M1: 144,212 km (0.102 R)
• M2: 638,334 km (0.08 R)
• M3: 1,086,380 km (0.055 R)
• M4: 1,504,207 km (0.069 R)
• M5: 2,225,568 km (0.071 R)
• M6: 2,618,711 km (0.104 R)
• M7: 3,058,379 km (0.119 R)
• M8: 3,523,927 km (0.079 R)
• M9: 7,659,112 km (0.116 R)
• M10: 8,311,209 km (0.066 R)
• M11: 8,824,330 km (0.117 R)
• M12: 10,104,139 km (0.097 R)
• M13: 11,820,177 km (0.082 R)
• M14: 12,524,932 km (0.107 R)
• M15: 19,580,865 km (0.114 R)
• M16: 21,587,721 km (0.116 R)
• M17: 23,389,926 km (0.044 R)
• M18: 24,762,188 km (0.094 R)
• M19: 26,096,750 km (0.059 R)
• M20: 27,012,738 km (0.059 R)
• M21: 28,330,845 km (0.11 R)
• M22: 29,298,444 km (0.057 R)
• M23: 30,891,960 km (0.086 R)
• M24: 31,299,315 km (0.118 R)
• M25: 32,858,574 km (0.104 R)
• M26: 34,687,857 km (0.029 R)
• M27: 37,269,318 km (0.106 R)
• M28: 40,338,767 km (0.084 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 11,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit