🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.92 AU - 3.38 AU

Year: 2106 Days

Day: 17.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.27 AU - 4.61 AU

Year: 2946 Days

Day: 37 Hours

Environment

Temp: -129 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,047,834 km

• M1: 342,878 km (0.112 R)
• M2: 1,008,738 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.6

Radius: 13.9

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.5 AU - 9.76 AU

Year: 10393 Days

Day: 6 Hours

Environment

Temp: -170 °C

Axial Tilt: 102.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 102,047,834 km

• M1: 173,085 km (0.113 R)
• M2: 718,668 km (0.099 R)
• M3: 1,352,664 km (0.104 R)
• M4: 2,057,868 km (0.11 R)
• M5: 2,588,342 km (0.077 R)
• M6: 3,115,226 km (0.115 R)
• M7: 4,183,355 km (0.098 R)
• M8: 5,277,514 km (0.065 R)
• M9: 6,554,481 km (0.074 R)
• M10: 9,713,539 km (0.061 R)
• M11: 12,212,871 km (0.092 R)
• M12: 13,579,298 km (0.12 R)
• M13: 15,183,885 km (0.097 R)
• M14: 17,439,222 km (0.114 R)
• M15: 19,993,456 km (0.115 R)
• M16: 22,065,985 km (0.118 R)
• M17: 22,787,795 km (0.116 R)
• M18: 29,681,414 km (0.03 R)
• M19: 32,720,046 km (0.112 R)
• M20: 33,896,334 km (0.079 R)
• M21: 34,736,326 km (0.098 R)
• M22: 39,805,450 km (0.078 R)
• M23: 47,701,375 km (0.082 R)
• M24: 48,151,665 km (0.043 R)
• M25: 50,135,632 km (0.073 R)
• M26: 52,332,626 km (0.101 R)
• M27: 53,778,490 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.8

Radius: 7.4

Gravity: 12.27 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 10.11 AU - 14.45 AU

Year: 16212 Days

Day: 23.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 102,047,834 km

• M1: 92,900 km (0.116 R)
• M2: 386,860 km (0.096 R)
• M3: 1,245,552 km (0.042 R)
• M4: 1,502,112 km (0.057 R)
• M5: 1,863,989 km (0.055 R)
• M6: 2,143,289 km (0.079 R)
• M7: 4,167,497 km (0.11 R)
• M8: 4,451,733 km (0.078 R)
• M9: 4,748,835 km (0.093 R)
• M10: 5,346,478 km (0.105 R)
• M11: 6,438,393 km (0.092 R)
• M12: 7,170,076 km (0.116 R)
• M13: 7,718,951 km (0.115 R)
• M14: 9,056,206 km (0.101 R)
• M15: 14,697,243 km (0.086 R)
• M16: 16,580,381 km (0.108 R)
• M17: 19,479,139 km (0.088 R)
• M18: 26,044,540 km (0.08 R)
• M19: 28,000,981 km (0.097 R)
• M20: 28,336,380 km (0.087 R)
• M21: 29,588,963 km (0.076 R)
• M22: 30,522,902 km (0.069 R)
• M23: 41,981,052 km (0.111 R)
• M24: 44,057,770 km (0.057 R)
• M25: 53,736,602 km (0.065 R)
• M26: 55,125,319 km (0.099 R)
• M27: 56,359,951 km (0.114 R)
• M28: 59,067,672 km (0.065 R)
• M29: 60,360,347 km (0.112 R)
• M30: 64,157,740 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.9

Radius: 3.2

Gravity: 48.53 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.56 AU - 17.26 AU

Year: 22789 Days

Day: 16.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 102,047,834 km

• M1: 39,793 km (0.082 R)
• M2: 248,781 km (0.11 R)
• M3: 439,369 km (0.101 R)
• M4: 750,084 km (0.119 R)
• M5: 982,708 km (0.077 R)
• M6: 1,083,238 km (0.111 R)
• M7: 1,261,409 km (0.087 R)
• M8: 1,380,489 km (0.075 R)
• M9: 2,113,519 km (0.104 R)
• M10: 2,347,639 km (0.085 R)
• M11: 2,505,465 km (0.064 R)
• M12: 3,403,052 km (0.084 R)
• M13: 5,102,634 km (0.098 R)
• M14: 6,091,476 km (0.099 R)
• M15: 6,218,185 km (0.041 R)
• M16: 6,653,066 km (0.11 R)
• M17: 8,283,832 km (0.046 R)
• M18: 10,950,415 km (0.067 R)
• M19: 13,556,260 km (0.102 R)
• M20: 15,040,420 km (0.114 R)
• M21: 15,349,639 km (0.065 R)
• M22: 16,302,877 km (0.096 R)
• M23: 16,876,884 km (0.095 R)
• M24: 19,036,628 km (0.115 R)
• M25: 19,857,173 km (0.049 R)
• M26: 22,060,749 km (0.099 R)
• M27: 23,999,837 km (0.069 R)
• M28: 25,389,900 km (0.102 R)
• M29: 27,402,141 km (0.117 R)
• M30: 34,471,089 km (0.097 R)
• M31: 34,873,508 km (0.109 R)
• M32: 39,362,940 km (0.099 R)
• M33: 43,127,121 km (0.097 R)
• M34: 43,750,795 km (0.109 R)
• M35: 46,143,314 km (0.09 R)
• M36: 59,421,621 km (0.114 R)
• M37: 60,193,695 km (0.091 R)
• M38: 63,348,714 km (0.09 R)
• M39: 65,785,963 km (0.069 R)
• M40: 72,589,524 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744

Radius: 3.3

Gravity: 68.32 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 17.45 AU - 19.41 AU

Year: 29807 Days

Day: 15.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 169.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 102,047,834 km

• M1: 41,439 km (0.099 R)
• M2: 443,408 km (0.07 R)
• M3: 697,425 km (0.105 R)
• M4: 894,296 km (0.078 R)
• M5: 1,282,203 km (0.09 R)
• M6: 2,606,892 km (0.086 R)
• M7: 2,713,406 km (0.114 R)
• M8: 3,229,369 km (0.109 R)
• M9: 4,682,264 km (0.114 R)
• M10: 5,042,196 km (0.082 R)
• M11: 5,550,380 km (0.084 R)
• M12: 6,185,573 km (0.078 R)
• M13: 7,927,042 km (0.113 R)
• M14: 8,207,986 km (0.086 R)
• M15: 8,553,857 km (0.11 R)
• M16: 10,034,876 km (0.106 R)
• M17: 10,430,113 km (0.066 R)
• M18: 11,042,417 km (0.099 R)
• M19: 11,606,551 km (0.086 R)
• M20: 12,263,884 km (0.081 R)
• M21: 12,563,678 km (0.103 R)
• M22: 13,413,843 km (0.096 R)
• M23: 14,219,128 km (0.083 R)
• M24: 14,717,588 km (0.102 R)
• M25: 20,884,760 km (0.111 R)
• M26: 22,854,665 km (0.041 R)
• M27: 23,653,069 km (0.09 R)
• M28: 28,314,090 km (0.051 R)
• M29: 30,720,970 km (0.098 R)
• M30: 32,115,222 km (0.053 R)
• M31: 38,913,548 km (0.074 R)
• M32: 42,903,323 km (0.111 R)
• M33: 44,642,997 km (0.039 R)
• M34: 44,819,522 km (0.036 R)
• M35: 49,574,341 km (0.061 R)
• M36: 53,851,045 km (0.099 R)
• M37: 54,051,057 km (0.102 R)
• M38: 64,923,082 km (0.077 R)
• M39: 66,290,556 km (0.096 R)
• M40: 71,952,686 km (0.111 R)
• M41: 78,955,662 km (0.084 R)
• M42: 79,731,776 km (0.108 R)
• M43: 85,036,965 km (0.085 R)
• M44: 90,572,385 km (0.045 R)
• M45: 94,296,325 km (0.096 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 14,880 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit