🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.54 AU - 0.86 AU

Year: 216 Days

Day: 13 Hours

Environment

Temp: 150 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.73 AU - 1.19 AU

Year: 347 Days

Day: 16.8 Hours

Environment

Temp: 31 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.12 AU - 4.66 AU

Year: 2831 Days

Day: 29.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.3

Radius: 9.1

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.49 AU - 6.05 AU

Year: 4464 Days

Day: 9.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,652,724 km

• M1: 114,143 km (0.052 R)
• M2: 535,710 km (0.068 R)
• M3: 891,304 km (0.119 R)
• M4: 1,255,425 km (0.108 R)
• M5: 1,612,815 km (0.047 R)
• M6: 2,233,945 km (0.107 R)
• M7: 3,114,478 km (0.068 R)
• M8: 4,077,140 km (0.086 R)
• M9: 5,463,763 km (0.092 R)
• M10: 5,960,727 km (0.099 R)
• M11: 6,397,703 km (0.08 R)
• M12: 7,045,312 km (0.058 R)
• M13: 9,175,137 km (0.063 R)
• M14: 14,554,975 km (0.058 R)
• M15: 14,921,789 km (0.064 R)
• M16: 18,081,296 km (0.117 R)
• M17: 18,627,478 km (0.108 R)
• M18: 20,791,112 km (0.112 R)
• M19: 21,458,169 km (0.083 R)
• M20: 23,905,291 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.5

Radius: 13.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.52 AU - 11.9 AU

Year: 12932 Days

Day: 10.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,652,724 km

• M1: 173,085 km (0.055 R)
• M2: 658,380 km (0.108 R)
• M3: 1,152,502 km (0.105 R)
• M4: 3,152,027 km (0.091 R)
• M5: 3,637,771 km (0.107 R)
• M6: 4,601,930 km (0.117 R)
• M7: 5,991,694 km (0.115 R)
• M8: 6,742,825 km (0.12 R)
• M9: 12,512,964 km (0.042 R)
• M10: 13,085,475 km (0.105 R)
• M11: 17,991,986 km (0.101 R)
• M12: 18,804,303 km (0.1 R)
• M13: 20,327,957 km (0.114 R)
• M14: 23,909,480 km (0.102 R)
• M15: 25,493,721 km (0.114 R)
• M16: 26,936,293 km (0.032 R)
• M17: 30,665,768 km (0.091 R)
• M18: 34,478,120 km (0.098 R)
• M19: 37,799,941 km (0.108 R)
• M20: 43,174,245 km (0.083 R)
• M21: 49,984,089 km (0.045 R)
• M22: 53,228,119 km (0.113 R)
• M23: 53,726,579 km (0.094 R)
• M24: 54,395,880 km (0.095 R)
• M25: 57,477,297 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.1

Radius: 7

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 12 AU - 14.52 AU

Year: 17815 Days

Day: 24.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,652,724 km

• M1: 92,152 km (0.091 R)
• M2: 616,044 km (0.087 R)
• M3: 1,291,329 km (0.107 R)
• M4: 1,593,666 km (0.057 R)
• M5: 1,996,384 km (0.08 R)
• M6: 2,486,466 km (0.068 R)
• M7: 2,933,913 km (0.111 R)
• M8: 3,152,177 km (0.103 R)
• M9: 3,621,615 km (0.104 R)
• M10: 4,318,891 km (0.098 R)
• M11: 4,765,141 km (0.109 R)
• M12: 6,289,693 km (0.071 R)
• M13: 7,470,918 km (0.113 R)
• M14: 7,833,992 km (0.1 R)
• M15: 9,775,024 km (0.104 R)
• M16: 13,354,452 km (0.115 R)
• M17: 14,231,245 km (0.097 R)
• M18: 14,789,545 km (0.084 R)
• M19: 15,289,800 km (0.081 R)
• M20: 15,507,764 km (0.104 R)
• M21: 20,931,435 km (0.082 R)
• M22: 26,440,825 km (0.111 R)
• M23: 28,582,468 km (0.064 R)
• M24: 32,126,292 km (0.092 R)
• M25: 38,844,733 km (0.09 R)
• M26: 39,250,741 km (0.042 R)
• M27: 41,888,601 km (0.102 R)
• M28: 45,237,050 km (0.092 R)
• M29: 46,899,830 km (0.116 R)
• M30: 48,290,193 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.2

Radius: 6.5

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 10.77 AU - 16.15 AU

Year: 18220 Days

Day: 19.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 45,652,724 km

• M1: 80,932 km (0.045 R)
• M2: 309,069 km (0.087 R)
• M3: 701,913 km (0.073 R)
• M4: 1,326,933 km (0.048 R)
• M5: 1,691,354 km (0.072 R)
• M6: 2,272,840 km (0.098 R)
• M7: 3,050,450 km (0.11 R)
• M8: 3,768,670 km (0.111 R)
• M9: 4,021,939 km (0.1 R)
• M10: 6,319,463 km (0.101 R)
• M11: 6,841,410 km (0.079 R)
• M12: 7,970,724 km (0.097 R)
• M13: 9,269,982 km (0.045 R)
• M14: 14,684,377 km (0.112 R)
• M15: 20,917,373 km (0.117 R)
• M16: 22,254,478 km (0.084 R)
• M17: 22,897,600 km (0.099 R)
• M18: 24,220,942 km (0.046 R)
• M19: 24,608,251 km (0.044 R)
• M20: 28,927,441 km (0.109 R)
• M21: 32,071,689 km (0.108 R)
• M22: 33,966,945 km (0.106 R)
• M23: 37,203,943 km (0.1 R)
• M24: 39,964,174 km (0.102 R)
• M25: 40,640,805 km (0.047 R)
• M26: 44,862,606 km (0.09 R)
• M27: 46,035,902 km (0.114 R)
• M28: 53,181,744 km (0.068 R)
• M29: 55,327,576 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.8

Radius: 5.6

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 14.97 AU - 20.37 AU

Year: 27405 Days

Day: 23.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,652,724 km

• M1: 77,193 km (0.09 R)
• M2: 377,435 km (0.041 R)
• M3: 976,874 km (0.119 R)
• M4: 5,142,277 km (0.08 R)
• M5: 6,295,826 km (0.092 R)
• M6: 11,359,415 km (0.103 R)
• M7: 14,720,879 km (0.094 R)
• M8: 30,711,545 km (0.098 R)
• M9: 35,449,011 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 19,962 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit