🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.5 AU - 0.54 AU

Year: 141 Days

Day: 20.3 Hours

Environment

Temp: 187 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.53 AU - 0.57 AU

Year: 153 Days

Day: 46.6 Hours

Environment

Temp: 188 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.49 AU - 0.71 AU

Year: 174 Days

Day: 16.4 Hours

Environment

Temp: 215 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.83 AU - 1.03 AU

Year: 336 Days

Day: 34.3 Hours

Environment

Temp: 32 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 74,241,406 km

• M1: 40,092 km (0.091 R)
• M2: 637,586 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.5

Radius: 11.7

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8 AU - 9.94 AU

Year: 10067 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,241,406 km

• M1: 145,559 km (0.099 R)
• M2: 509,979 km (0.06 R)
• M3: 972,536 km (0.112 R)
• M4: 1,718,431 km (0.119 R)
• M5: 2,527,456 km (0.109 R)
• M6: 3,435,814 km (0.075 R)
• M7: 5,469,747 km (0.091 R)
• M8: 8,081,277 km (0.115 R)
• M9: 8,628,805 km (0.116 R)
• M10: 9,845,485 km (0.104 R)
• M11: 10,421,586 km (0.12 R)
• M12: 11,070,841 km (0.11 R)
• M13: 11,536,090 km (0.105 R)
• M14: 12,122,364 km (0.104 R)
• M15: 12,561,284 km (0.081 R)
• M16: 16,132,784 km (0.066 R)
• M17: 17,552,468 km (0.07 R)
• M18: 22,887,726 km (0.099 R)
• M19: 27,961,039 km (0.081 R)
• M20: 31,524,759 km (0.09 R)
• M21: 37,653,036 km (0.103 R)
• M22: 38,825,135 km (0.087 R)
• M23: 40,384,992 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.7

Radius: 3.9

Gravity: 56.79 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 12.18 AU - 13.04 AU

Year: 16780 Days

Day: 21.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,241,406 km

• M1: 48,470 km (0.113 R)
• M2: 187,895 km (0.103 R)
• M3: 376,837 km (0.074 R)
• M4: 650,751 km (0.066 R)
• M5: 869,762 km (0.07 R)
• M6: 1,136,345 km (0.099 R)
• M7: 1,584,840 km (0.091 R)
• M8: 2,354,371 km (0.089 R)
• M9: 2,722,681 km (0.086 R)
• M10: 4,655,486 km (0.037 R)
• M11: 5,737,677 km (0.116 R)
• M12: 5,939,933 km (0.087 R)
• M13: 7,115,024 km (0.055 R)
• M14: 7,395,820 km (0.037 R)
• M15: 8,436,871 km (0.111 R)
• M16: 9,019,405 km (0.11 R)
• M17: 9,628,418 km (0.108 R)
• M18: 18,320,802 km (0.068 R)
• M19: 18,583,047 km (0.105 R)
• M20: 24,579,977 km (0.071 R)
• M21: 31,622,895 km (0.059 R)
• M22: 33,932,387 km (0.103 R)
• M23: 34,993,934 km (0.119 R)
• M24: 35,128,123 km (0.092 R)
• M25: 37,603,519 km (0.118 R)
• M26: 37,744,291 km (0.039 R)
• M27: 38,453,833 km (0.106 R)
• M28: 44,609,786 km (0.083 R)
• M29: 46,204,948 km (0.09 R)
• M30: 56,951,311 km (0.087 R)
• M31: 71,383,915 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.7

Radius: 7.4

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 13.75 AU - 14.29 AU

Year: 19672 Days

Day: 17.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 74,241,406 km

• M1: 92,751 km (0.07 R)
• M2: 352,453 km (0.062 R)
• M3: 740,210 km (0.117 R)
• M4: 1,169,107 km (0.087 R)
• M5: 1,471,893 km (0.058 R)
• M6: 1,938,190 km (0.064 R)
• M7: 2,830,093 km (0.115 R)
• M8: 3,878,474 km (0.109 R)
• M9: 6,451,558 km (0.107 R)
• M10: 9,085,378 km (0.096 R)
• M11: 9,985,957 km (0.079 R)
• M12: 10,760,425 km (0.063 R)
• M13: 11,446,481 km (0.084 R)
• M14: 12,496,060 km (0.102 R)
• M15: 13,113,899 km (0.116 R)
• M16: 14,336,114 km (0.085 R)
• M17: 15,869,193 km (0.064 R)
• M18: 16,188,434 km (0.105 R)
• M19: 16,675,375 km (0.043 R)
• M20: 18,544,750 km (0.118 R)
• M21: 20,833,598 km (0.062 R)
• M22: 21,701,714 km (0.088 R)
• M23: 24,984,191 km (0.112 R)
• M24: 26,968,756 km (0.111 R)
• M25: 28,115,573 km (0.061 R)
• M26: 30,261,106 km (0.091 R)
• M27: 34,473,932 km (0.104 R)
• M28: 34,741,114 km (0.08 R)
• M29: 35,415,202 km (0.085 R)
• M30: 36,511,904 km (0.103 R)
• M31: 38,917,138 km (0.107 R)
• M32: 56,153,206 km (0.081 R)
• M33: 58,019,739 km (0.113 R)
• M34: 59,350,562 km (0.11 R)
• M35: 59,927,261 km (0.06 R)
• M36: 62,073,243 km (0.069 R)
• M37: 63,465,251 km (0.076 R)
• M38: 64,472,344 km (0.12 R)
• M39: 65,489,909 km (0.096 R)
• M40: 66,518,095 km (0.083 R)
• M41: 67,766,190 km (0.097 R)
• M42: 71,821,339 km (0.119 R)
• M43: 73,797,378 km (0.088 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 18,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit