🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.74 AU - 0.84 AU

Year: 260 Days

Day: 45.7 Hours

Environment

Temp: 93 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.99 AU - 1.13 AU

Year: 405 Days

Day: 34.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.17 AU - 1.41 AU

Year: 543 Days

Day: 38.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.86 AU - 2.76 AU

Year: 1302 Days

Day: 22.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.96 AU - 3.62 AU

Year: 2213 Days

Day: 45.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.21 AU - 4.73 AU

Year: 3505 Days

Day: 47.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.6

Radius: 13.4

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.41 AU - 6.05 AU

Year: 5087 Days

Day: 14.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 58,750,158 km

• M1: 177,573 km (0.07 R)
• M2: 342,878 km (0.095 R)
• M3: 596,596 km (0.116 R)
• M4: 712,535 km (0.07 R)
• M5: 902,674 km (0.03 R)
• M6: 1,096,552 km (0.068 R)
• M7: 1,259,165 km (0.068 R)
• M8: 1,527,095 km (0.08 R)
• M9: 1,676,543 km (0.101 R)
• M10: 1,813,725 km (0.111 R)
• M11: 1,972,897 km (0.098 R)
• M12: 2,118,306 km (0.108 R)
• M13: 2,229,756 km (0.04 R)
• M14: 2,343,301 km (0.114 R)
• M15: 2,517,433 km (0.113 R)
• M16: 2,655,811 km (0.114 R)
• M17: 2,756,341 km (0.105 R)
• M18: 3,128,989 km (0.078 R)
• M19: 3,343,064 km (0.105 R)
• M20: 3,695,815 km (0.074 R)
• M21: 3,831,201 km (0.101 R)
• M22: 4,751,827 km (0.078 R)
• M23: 4,874,796 km (0.085 R)
• M24: 5,275,270 km (0.065 R)
• M25: 5,402,727 km (0.068 R)
• M26: 5,686,664 km (0.1 R)
• M27: 6,595,172 km (0.051 R)
• M28: 7,150,778 km (0.116 R)
• M29: 7,434,266 km (0.103 R)
• M30: 7,606,154 km (0.028 R)
• M31: 8,012,462 km (0.053 R)
• M32: 8,159,217 km (0.103 R)
• M33: 8,846,320 km (0.03 R)
• M34: 9,028,531 km (0.068 R)
• M35: 9,181,420 km (0.106 R)
• M36: 9,520,857 km (0.056 R)
• M37: 9,738,971 km (0.053 R)
• M38: 10,595,868 km (0.113 R)
• M39: 11,147,884 km (0.092 R)
• M40: 11,246,170 km (0.082 R)
• M41: 12,790,917 km (0.063 R)
• M42: 13,135,591 km (0.094 R)
• M43: 13,448,250 km (0.113 R)
• M44: 13,728,447 km (0.092 R)
• M45: 14,081,199 km (0.106 R)
• M46: 14,687,968 km (0.033 R)
• M47: 15,303,264 km (0.042 R)
• M48: 16,746,734 km (0.116 R)
• M49: 18,040,306 km (0.11 R)
• M50: 18,582,300 km (0.059 R)
• M51: 18,855,316 km (0.103 R)
• M52: 19,129,529 km (0.028 R)
• M53: 19,801,373 km (0.087 R)
• M54: 21,168,099 km (0.098 R)
• M55: 21,453,382 km (0.073 R)
• M56: 21,616,892 km (0.095 R)
• M57: 21,739,862 km (0.047 R)
• M58: 22,316,562 km (0.092 R)
• M59: 23,274,886 km (0.107 R)
• M60: 24,417,215 km (0.095 R)
• M61: 24,844,915 km (0.09 R)
• M62: 26,055,611 km (0.08 R)
• M63: 27,152,762 km (0.093 R)
• M64: 27,374,017 km (0.096 R)
• M65: 28,175,562 km (0.056 R)
• M66: 28,309,901 km (0.115 R)
• M67: 28,534,298 km (0.092 R)
• M68: 28,894,530 km (0.118 R)
• M69: 28,984,737 km (0.118 R)
• M70: 29,483,048 km (0.111 R)
• M71: 30,396,343 km (0.103 R)
• M72: 30,534,122 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.9

Radius: 11.3

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 10.87 AU - 11.75 AU

Year: 14106 Days

Day: 8.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 58,750,158 km

• M1: 167,699 km (0.1 R)
• M2: 372,200 km (0.097 R)
• M3: 645,066 km (0.1 R)
• M4: 1,156,990 km (0.114 R)
• M5: 1,368,521 km (0.047 R)
• M6: 1,644,529 km (0.063 R)
• M7: 1,829,582 km (0.112 R)
• M8: 1,938,639 km (0.049 R)
• M9: 2,366,788 km (0.106 R)
• M10: 2,486,167 km (0.087 R)
• M11: 2,668,826 km (0.059 R)
• M12: 2,761,876 km (0.052 R)
• M13: 2,887,688 km (0.036 R)
• M14: 3,015,444 km (0.117 R)
• M15: 3,145,146 km (0.096 R)
• M16: 3,410,083 km (0.119 R)
• M17: 3,891,489 km (0.073 R)
• M18: 3,997,554 km (0.102 R)
• M19: 4,068,763 km (0.1 R)
• M20: 4,804,186 km (0.065 R)
• M21: 5,109,964 km (0.078 R)
• M22: 5,660,335 km (0.084 R)
• M23: 6,188,415 km (0.087 R)
• M24: 6,270,993 km (0.033 R)
• M25: 6,774,839 km (0.057 R)
• M26: 6,859,960 km (0.082 R)
• M27: 9,199,072 km (0.085 R)
• M28: 9,722,964 km (0.103 R)
• M29: 10,999,632 km (0.091 R)
• M30: 11,301,670 km (0.104 R)
• M31: 12,432,780 km (0.119 R)
• M32: 13,492,082 km (0.117 R)
• M33: 13,978,275 km (0.12 R)
• M34: 14,250,843 km (0.105 R)
• M35: 14,415,251 km (0.059 R)
• M36: 14,801,213 km (0.073 R)
• M37: 14,967,716 km (0.113 R)
• M38: 15,190,617 km (0.075 R)
• M39: 16,379,321 km (0.072 R)
• M40: 17,188,197 km (0.082 R)
• M41: 17,715,081 km (0.12 R)
• M42: 18,485,659 km (0.059 R)
• M43: 18,784,855 km (0.03 R)
• M44: 19,631,429 km (0.061 R)
• M45: 20,862,171 km (0.032 R)
• M46: 21,298,847 km (0.085 R)
• M47: 21,486,892 km (0.051 R)
• M48: 21,738,515 km (0.04 R)
• M49: 22,563,099 km (0.045 R)
• M50: 23,011,294 km (0.066 R)
• M51: 23,139,948 km (0.116 R)
• M52: 23,527,108 km (0.116 R)
• M53: 24,504,730 km (0.09 R)
• M54: 25,163,708 km (0.116 R)
• M55: 25,628,658 km (0.104 R)
• M56: 26,163,321 km (0.072 R)
• M57: 26,499,318 km (0.085 R)
• M58: 28,407,588 km (0.114 R)
• M59: 28,614,782 km (0.068 R)
• M60: 29,099,927 km (0.112 R)
• M61: 29,378,329 km (0.109 R)
• M62: 29,657,628 km (0.082 R)
• M63: 32,067,500 km (0.099 R)
• M64: 32,715,858 km (0.094 R)
• M65: 35,352,370 km (0.097 R)
• M66: 35,649,472 km (0.074 R)
• M67: 37,525,429 km (0.083 R)
• M68: 39,202,720 km (0.073 R)
• M69: 39,741,422 km (0.093 R)
• M70: 41,528,967 km (0.107 R)
• M71: 42,471,883 km (0.116 R)
• M72: 43,421,979 km (0.078 R)
• M73: 43,660,587 km (0.065 R)
• M74: 44,379,106 km (0.075 R)
• M75: 45,827,662 km (0.075 R)
• M76: 45,989,527 km (0.051 R)
• M77: 46,883,524 km (0.101 R)
• M78: 48,111,722 km (0.084 R)
• M79: 48,523,565 km (0.116 R)
• M80: 49,765,826 km (0.106 R)
• M81: 50,767,234 km (0.095 R)
• M82: 51,270,481 km (0.093 R)
• M83: 53,129,684 km (0.091 R)
• M84: 53,384,898 km (0.108 R)
• M85: 53,555,290 km (0.107 R)
• M86: 54,838,839 km (0.118 R)
• M87: 55,613,906 km (0.088 R)
• M88: 56,913,612 km (0.025 R)
• M89: 57,698,403 km (0.108 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 18,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit