🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.95 AU - 1.11 AU

Year: 386 Days

Day: 32.4 Hours

Environment

Temp: 24 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.87 AU - 1.31 AU

Year: 420 Days

Day: 47.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.61 AU - 1.65 AU

Year: 768 Days

Day: 18.5 Hours

Environment

Temp: -49 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.65 AU - 2.43 AU

Year: 1075 Days

Day: 35.4 Hours

Environment

Temp: -63 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,590,607 km

• M1: 389,254 km (0.114 R)
• M2: 746,493 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.97 AU - 2.87 AU

Year: 1389 Days

Day: 17.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.9

Radius: 14.3

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.44 AU - 5.28 AU

Year: 3953 Days

Day: 12.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,590,607 km

• M1: 177,872 km (0.072 R)
• M2: 709,244 km (0.119 R)
• M3: 1,617,303 km (0.074 R)
• M4: 2,125,038 km (0.05 R)
• M5: 5,387,169 km (0.088 R)
• M6: 6,231,200 km (0.098 R)
• M7: 6,798,475 km (0.098 R)
• M8: 7,331,343 km (0.066 R)
• M9: 9,502,158 km (0.11 R)
• M10: 13,884,328 km (0.041 R)
• M11: 14,635,608 km (0.086 R)
• M12: 17,728,395 km (0.064 R)
• M13: 19,593,581 km (0.113 R)
• M14: 20,334,240 km (0.066 R)
• M15: 20,954,024 km (0.108 R)
• M16: 21,728,642 km (0.079 R)
• M17: 22,376,550 km (0.06 R)
• M18: 24,629,943 km (0.086 R)
• M19: 26,538,513 km (0.117 R)
• M20: 27,279,172 km (0.104 R)
• M21: 28,974,265 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.4

Radius: 14.8

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.15 AU - 6.01 AU

Year: 4224 Days

Day: 6.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,590,607 km

• M1: 186,249 km (0.059 R)
• M2: 674,238 km (0.055 R)
• M3: 1,368,521 km (0.062 R)
• M4: 1,865,186 km (0.026 R)
• M5: 3,534,848 km (0.07 R)
• M6: 4,219,857 km (0.076 R)
• M7: 6,003,363 km (0.052 R)
• M8: 7,174,564 km (0.116 R)
• M9: 8,431,186 km (0.101 R)
• M10: 9,259,510 km (0.104 R)
• M11: 10,531,391 km (0.111 R)
• M12: 12,034,251 km (0.104 R)
• M13: 13,420,724 km (0.06 R)
• M14: 15,885,499 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.5

Radius: 10.2

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 9.89 AU - 13.43 AU

Year: 14690 Days

Day: 8.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,590,607 km

• M1: 136,583 km (0.106 R)
• M2: 754,272 km (0.069 R)
• M3: 1,657,245 km (0.043 R)
• M4: 3,272,453 km (0.101 R)
• M5: 4,025,380 km (0.027 R)
• M6: 10,066,142 km (0.109 R)
• M7: 15,125,841 km (0.071 R)
• M8: 17,394,193 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.7

Radius: 6

Gravity: 23.8 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 11.24 AU - 17.62 AU

Year: 20224 Days

Day: 17.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,590,607 km

• M1: 74,649 km (0.068 R)
• M2: 305,928 km (0.065 R)
• M3: 532,120 km (0.111 R)
• M4: 1,105,079 km (0.116 R)
• M5: 1,379,442 km (0.117 R)
• M6: 2,087,040 km (0.098 R)
• M7: 2,933,465 km (0.069 R)
• M8: 3,289,358 km (0.114 R)
• M9: 6,635,264 km (0.098 R)
• M10: 7,444,439 km (0.039 R)
• M11: 8,264,534 km (0.045 R)
• M12: 8,862,327 km (0.066 R)
• M13: 10,701,633 km (0.082 R)
• M14: 11,279,979 km (0.104 R)
• M15: 11,543,720 km (0.11 R)
• M16: 13,432,243 km (0.119 R)
• M17: 14,029,139 km (0.046 R)
• M18: 17,021,695 km (0.049 R)
• M19: 19,645,492 km (0.086 R)
• M20: 19,931,373 km (0.081 R)
• M21: 24,781,486 km (0.08 R)
• M22: 27,656,009 km (0.099 R)
• M23: 28,135,769 km (0.063 R)
• M24: 29,607,962 km (0.108 R)
• M25: 30,873,560 km (0.091 R)
• M26: 34,886,074 km (0.071 R)
• M27: 40,450,067 km (0.099 R)
• M28: 43,602,992 km (0.066 R)
• M29: 49,684,146 km (0.098 R)
• M30: 51,830,426 km (0.091 R)
• M31: 52,194,099 km (0.071 R)
• M32: 79,414,179 km (0.076 R)
• M33: 82,343,306 km (0.108 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: 499 - 12,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit