🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.54 AU - 0.74 AU

Year: 183 Days

Day: 39.5 Hours

Environment

Temp: 184 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.22 AU - 1.9 AU

Year: 695 Days

Day: 15.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.77 AU - 2.41 AU

Year: 1077 Days

Day: 20.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.8

Radius: 8.3

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.18 AU - 8.12 AU

Year: 6113 Days

Day: 8.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 46,804,499 km

• M1: 297,700 km (0.067 R)
• M2: 373,097 km (0.118 R)
• M3: 590,313 km (0.029 R)
• M4: 728,093 km (0.078 R)
• M5: 826,079 km (0.114 R)
• M6: 1,158,785 km (0.115 R)
• M7: 1,251,087 km (0.097 R)
• M8: 1,382,434 km (0.102 R)
• M9: 1,776,774 km (0.116 R)
• M10: 1,897,649 km (0.102 R)
• M11: 1,952,402 km (0.083 R)
• M12: 2,077,316 km (0.082 R)
• M13: 2,219,284 km (0.098 R)
• M14: 2,306,051 km (0.051 R)
• M15: 2,603,452 km (0.093 R)
• M16: 2,679,747 km (0.107 R)
• M17: 3,169,530 km (0.109 R)
• M18: 3,251,211 km (0.087 R)
• M19: 3,333,489 km (0.07 R)
• M20: 3,483,386 km (0.046 R)
• M21: 3,584,664 km (0.091 R)
• M22: 3,652,731 km (0.072 R)
• M23: 3,790,062 km (0.097 R)
• M24: 3,999,499 km (0.046 R)
• M25: 4,687,200 km (0.114 R)
• M26: 5,044,739 km (0.11 R)
• M27: 5,352,761 km (0.108 R)
• M28: 5,587,780 km (0.086 R)
• M29: 5,666,917 km (0.053 R)
• M30: 5,826,239 km (0.073 R)
• M31: 6,582,306 km (0.1 R)
• M32: 7,196,406 km (0.099 R)
• M33: 7,586,856 km (0.069 R)
• M34: 8,410,841 km (0.109 R)
• M35: 8,707,194 km (0.064 R)
• M36: 8,960,613 km (0.116 R)
• M37: 9,169,751 km (0.082 R)
• M38: 9,333,411 km (0.073 R)
• M39: 10,070,480 km (0.097 R)
• M40: 10,166,821 km (0.073 R)
• M41: 10,287,846 km (0.076 R)
• M42: 10,385,084 km (0.088 R)
• M43: 11,298,080 km (0.112 R)
• M44: 11,776,943 km (0.11 R)
• M45: 11,980,545 km (0.115 R)
• M46: 12,468,833 km (0.096 R)
• M47: 12,546,474 km (0.084 R)
• M48: 12,676,325 km (0.112 R)
• M49: 13,121,080 km (0.114 R)
• M50: 13,624,327 km (0.06 R)
• M51: 14,813,780 km (0.104 R)
• M52: 15,061,214 km (0.106 R)
• M53: 15,282,170 km (0.111 R)
• M54: 15,532,149 km (0.118 R)
• M55: 15,587,949 km (0.114 R)
• M56: 16,233,613 km (0.054 R)
• M57: 17,319,544 km (0.116 R)
• M58: 17,522,249 km (0.112 R)
• M59: 17,638,337 km (0.106 R)
• M60: 17,900,582 km (0.114 R)
• M61: 18,222,816 km (0.114 R)
• M62: 18,487,903 km (0.098 R)
• M63: 19,802,270 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.9

Radius: 8.4

Gravity: 11.83 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.92 AU - 8.96 AU

Year: 8740 Days

Day: 13.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 46,804,499 km

• M1: 121,025 km (0.082 R)
• M2: 347,067 km (0.092 R)
• M3: 478,115 km (0.053 R)
• M4: 595,549 km (0.099 R)
• M5: 658,231 km (0.047 R)
• M6: 1,082,939 km (0.06 R)
• M7: 1,161,179 km (0.109 R)
• M8: 1,323,642 km (0.062 R)
• M9: 1,515,277 km (0.076 R)
• M10: 1,648,269 km (0.104 R)
• M11: 1,785,002 km (0.049 R)
• M12: 2,629,781 km (0.085 R)
• M13: 2,709,666 km (0.091 R)
• M14: 3,206,032 km (0.116 R)
• M15: 3,406,792 km (0.119 R)
• M16: 3,880,868 km (0.041 R)
• M17: 4,002,641 km (0.109 R)
• M18: 4,344,322 km (0.082 R)
• M19: 5,595,260 km (0.105 R)
• M20: 6,511,247 km (0.119 R)
• M21: 7,739,745 km (0.082 R)
• M22: 8,048,216 km (0.11 R)
• M23: 8,164,902 km (0.07 R)
• M24: 8,478,908 km (0.077 R)
• M25: 9,037,955 km (0.114 R)
• M26: 9,608,970 km (0.071 R)
• M27: 9,732,837 km (0.112 R)
• M28: 10,149,617 km (0.093 R)
• M29: 11,347,447 km (0.096 R)
• M30: 11,830,200 km (0.068 R)
• M31: 11,963,043 km (0.104 R)
• M32: 12,051,904 km (0.039 R)
• M33: 12,230,224 km (0.076 R)
• M34: 12,906,706 km (0.098 R)
• M35: 13,967,504 km (0.094 R)
• M36: 14,721,777 km (0.111 R)
• M37: 14,912,514 km (0.108 R)
• M38: 15,055,979 km (0.111 R)
• M39: 15,878,019 km (0.102 R)
• M40: 16,122,611 km (0.075 R)
• M41: 16,269,965 km (0.068 R)
• M42: 16,417,618 km (0.059 R)
• M43: 17,263,445 km (0.085 R)
• M44: 17,666,461 km (0.043 R)
• M45: 17,970,743 km (0.079 R)
• M46: 18,430,308 km (0.119 R)
• M47: 20,254,355 km (0.105 R)
• M48: 20,785,876 km (0.118 R)
• M49: 21,322,185 km (0.115 R)
• M50: 21,971,589 km (0.094 R)
• M51: 22,135,099 km (0.074 R)
• M52: 22,408,265 km (0.06 R)
• M53: 22,517,920 km (0.08 R)
• M54: 22,902,836 km (0.09 R)
• M55: 23,179,292 km (0.093 R)
• M56: 24,633,982 km (0.114 R)
• M57: 24,973,869 km (0.12 R)
• M58: 25,201,257 km (0.034 R)
• M59: 25,543,836 km (0.094 R)
• M60: 26,002,803 km (0.104 R)
• M61: 26,464,611 km (0.096 R)
• M62: 26,580,550 km (0.095 R)
• M63: 26,638,444 km (0.117 R)
• M64: 27,925,135 km (0.103 R)
• M65: 28,161,201 km (0.062 R)
• M66: 29,172,034 km (0.095 R)
• M67: 29,651,794 km (0.104 R)
• M68: 30,801,753 km (0.061 R)
• M69: 31,351,525 km (0.107 R)
• M70: 31,658,350 km (0.105 R)
• M71: 32,336,926 km (0.087 R)
• M72: 32,958,056 km (0.115 R)
• M73: 34,085,725 km (0.082 R)
• M74: 35,035,223 km (0.102 R)
• M75: 35,929,220 km (0.055 R)
• M76: 36,121,752 km (0.057 R)
• M77: 37,870,103 km (0.094 R)
• M78: 38,066,076 km (0.086 R)
• M79: 38,919,083 km (0.108 R)
• M80: 39,116,851 km (0.118 R)
• M81: 39,381,041 km (0.113 R)
• M82: 40,377,064 km (0.1 R)
• M83: 40,577,226 km (0.064 R)
• M84: 40,844,707 km (0.045 R)
• M85: 42,529,478 km (0.118 R)
• M86: 44,512,098 km (0.087 R)
• M87: 44,995,150 km (0.105 R)
• M88: 46,245,190 km (0.104 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 18,662 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit