🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.1

Radius: 8.3

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.55 AU - 0.59 AU

Year: 287 Days

Day: 5.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,117,963 km

• M1: 103,372 km (0.104 R)
• M2: 376,987 km (0.11 R)
• M3: 837,150 km (0.074 R)
• M4: 1,241,962 km (0.103 R)
• M5: 1,603,091 km (0.086 R)
• M6: 1,904,082 km (0.063 R)
• M7: 2,193,254 km (0.078 R)
• M8: 2,467,018 km (0.09 R)
• M9: 3,126,147 km (0.047 R)
• M10: 3,519,888 km (0.059 R)
• M11: 4,262,791 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.5

Radius: 11.4

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.63 AU - 0.91 AU

Year: 451 Days

Day: 12.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,117,963 km

• M1: 141,819 km (0.062 R)
• M2: 504,444 km (0.11 R)
• M3: 872,604 km (0.067 R)
• M4: 1,278,763 km (0.098 R)
• M5: 1,680,732 km (0.101 R)
• M6: 2,099,756 km (0.072 R)
• M7: 2,677,503 km (0.11 R)
• M8: 3,324,065 km (0.093 R)
• M9: 4,659,824 km (0.086 R)
• M10: 5,531,082 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.2

Radius: 11.3

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.81 AU - 1.05 AU

Year: 598 Days

Day: 9.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,117,963 km

• M1: 140,472 km (0.032 R)
• M2: 540,348 km (0.113 R)
• M3: 916,437 km (0.072 R)
• M4: 1,403,976 km (0.095 R)
• M5: 1,780,065 km (0.119 R)
• M6: 2,146,729 km (0.12 R)
• M7: 2,500,080 km (0.076 R)
• M8: 2,975,950 km (0.066 R)
• M9: 3,418,311 km (0.079 R)
• M10: 3,918,866 km (0.096 R)
• M11: 4,645,762 km (0.04 R)
• M12: 6,028,645 km (0.08 R)
• M13: 6,470,108 km (0.119 R)
• M14: 6,954,655 km (0.091 R)
• M15: 7,373,081 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.3

Radius: 9.9

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1 AU - 1.44 AU

Year: 899 Days

Day: 9.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,117,963 km

• M1: 123,119 km (0.077 R)
• M2: 482,752 km (0.117 R)
• M3: 848,818 km (0.063 R)
• M4: 1,264,850 km (0.045 R)
• M5: 1,717,533 km (0.086 R)
• M6: 2,189,514 km (0.081 R)
• M7: 2,964,282 km (0.089 R)
• M8: 3,715,862 km (0.109 R)
• M9: 4,309,466 km (0.069 R)
• M10: 4,766,787 km (0.103 R)
• M11: 5,186,558 km (0.114 R)
• M12: 6,335,320 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.1

Radius: 13.7

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.34 AU - 1.6 AU

Year: 1189 Days

Day: 14.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,117,963 km

• M1: 170,392 km (0.08 R)
• M2: 726,298 km (0.117 R)
• M3: 1,194,090 km (0.069 R)
• M4: 1,622,239 km (0.116 R)
• M5: 2,178,145 km (0.081 R)
• M6: 2,622,451 km (0.1 R)
• M7: 3,201,095 km (0.065 R)
• M8: 4,265,185 km (0.111 R)
• M9: 5,050,275 km (0.112 R)
• M10: 5,728,252 km (0.066 R)
• M11: 6,908,878 km (0.09 R)
• M12: 7,397,914 km (0.061 R)
• M13: 8,856,344 km (0.107 R)
• M14: 9,590,869 km (0.101 R)
• M15: 10,398,847 km (0.1 R)
• M16: 11,605,803 km (0.026 R)
• M17: 12,373,539 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.2

Radius: 13.8

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.8 AU - 2.56 AU

Year: 2146 Days

Day: 13.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,117,963 km

• M1: 172,187 km (0.1 R)
• M2: 692,189 km (0.096 R)
• M3: 1,730,698 km (0.063 R)
• M4: 2,294,233 km (0.083 R)
• M5: 3,340,072 km (0.087 R)
• M6: 4,507,085 km (0.11 R)
• M7: 5,195,833 km (0.088 R)
• M8: 5,700,726 km (0.062 R)
• M9: 6,384,388 km (0.03 R)
• M10: 7,016,888 km (0.058 R)
• M11: 7,635,625 km (0.065 R)
• M12: 9,876,900 km (0.109 R)
• M13: 12,839,686 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.7

Radius: 14.6

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.14 AU - 4.72 AU

Year: 6218 Days

Day: 10.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,117,963 km

• M1: 183,257 km (0.096 R)
• M2: 814,560 km (0.101 R)
• M3: 1,277,715 km (0.074 R)
• M4: 2,251,598 km (0.038 R)
• M5: 6,264,560 km (0.048 R)
• M6: 8,609,657 km (0.04 R)
• M7: 11,696,758 km (0.084 R)
• M8: 12,382,216 km (0.059 R)
• M9: 13,038,651 km (0.039 R)
• M10: 14,660,891 km (0.075 R)
• M11: 15,963,290 km (0.084 R)
• M12: 16,741,348 km (0.078 R)
• M13: 18,584,843 km (0.079 R)
• M14: 20,258,992 km (0.098 R)
• M15: 22,111,164 km (0.062 R)
• M16: 23,739,088 km (0.088 R)
• M17: 24,667,642 km (0.112 R)
• M18: 33,828,866 km (0.112 R)
• M19: 35,548,643 km (0.111 R)
• M20: 38,007,433 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.3

Radius: 10.9

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.04 AU - 5.08 AU

Year: 7590 Days

Day: 6.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,117,963 km

• M1: 135,685 km (0.104 R)
• M2: 492,626 km (0.106 R)
• M3: 1,419,235 km (0.026 R)
• M4: 1,947,016 km (0.12 R)
• M5: 2,674,062 km (0.117 R)
• M6: 3,442,995 km (0.106 R)
• M7: 4,228,234 km (0.113 R)
• M8: 4,770,377 km (0.081 R)
• M9: 5,962,822 km (0.054 R)
• M10: 7,094,230 km (0.076 R)
• M11: 7,525,970 km (0.114 R)
• M12: 9,219,418 km (0.057 R)
• M13: 10,635,062 km (0.118 R)
• M14: 13,507,491 km (0.094 R)
• M15: 14,059,956 km (0.112 R)
• M16: 14,512,789 km (0.05 R)
• M17: 17,179,371 km (0.112 R)
• M18: 18,158,788 km (0.074 R)
• M19: 20,299,982 km (0.114 R)
• M20: 21,025,233 km (0.103 R)
• M21: 22,758,922 km (0.108 R)
• M22: 25,243,893 km (0.066 R)
• M23: 28,891,687 km (0.109 R)
• M24: 30,746,402 km (0.117 R)
• M25: 31,896,510 km (0.079 R)
• M26: 33,174,674 km (0.091 R)
• M27: 33,574,699 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.7

Radius: 4.5

Gravity: 17.81 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.15 AU - 8.11 AU

Year: 11384 Days

Day: 15.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,117,963 km

• M1: 56,099 km (0.116 R)
• M2: 463,305 km (0.076 R)
• M3: 609,911 km (0.098 R)
• M4: 981,063 km (0.118 R)
• M5: 1,373,159 km (0.105 R)
• M6: 1,516,174 km (0.069 R)
• M7: 2,350,332 km (0.096 R)
• M8: 2,555,880 km (0.102 R)
• M9: 3,314,042 km (0.093 R)
• M10: 3,477,403 km (0.069 R)
• M11: 5,679,483 km (0.039 R)
• M12: 5,981,820 km (0.107 R)
• M13: 6,840,811 km (0.109 R)
• M14: 7,616,925 km (0.041 R)
• M15: 9,204,757 km (0.073 R)
• M16: 10,898,055 km (0.09 R)
• M17: 11,683,444 km (0.038 R)
• M18: 18,121,688 km (0.083 R)
• M19: 20,210,074 km (0.118 R)
• M20: 23,463,678 km (0.103 R)
• M21: 29,071,055 km (0.109 R)
• M22: 30,881,937 km (0.118 R)
• M23: 33,303,328 km (0.064 R)
• M24: 33,628,255 km (0.114 R)
• M25: 36,418,405 km (0.05 R)
• M26: 37,459,456 km (0.092 R)
• M27: 40,948,827 km (0.058 R)
• M28: 41,321,774 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.3

Radius: 4.7

Gravity: 29.39 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.24 AU - 8.58 AU

Year: 16264 Days

Day: 18.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 65,117,963 km

• M1: 95,593 km (0.118 R)
• M2: 395,238 km (0.086 R)
• M3: 548,276 km (0.081 R)
• M4: 714,031 km (0.077 R)
• M5: 1,038,808 km (0.057 R)
• M6: 2,354,222 km (0.119 R)
• M7: 2,592,980 km (0.093 R)
• M8: 2,776,836 km (0.078 R)
• M9: 3,380,762 km (0.109 R)
• M10: 4,222,250 km (0.111 R)
• M11: 4,674,933 km (0.101 R)
• M12: 5,017,662 km (0.063 R)
• M13: 5,752,936 km (0.111 R)
• M14: 6,557,772 km (0.084 R)
• M15: 6,987,118 km (0.099 R)
• M16: 7,854,038 km (0.1 R)
• M17: 9,526,692 km (0.089 R)
• M18: 10,590,183 km (0.045 R)
• M19: 11,917,714 km (0.096 R)
• M20: 12,556,348 km (0.092 R)
• M21: 13,556,709 km (0.075 R)
• M22: 16,954,076 km (0.045 R)
• M23: 18,508,847 km (0.089 R)
• M24: 19,451,164 km (0.083 R)
• M25: 21,899,034 km (0.057 R)
• M26: 23,147,727 km (0.066 R)
• M27: 24,240,689 km (0.109 R)
• M28: 25,160,267 km (0.083 R)
• M29: 27,395,858 km (0.113 R)
• M30: 28,281,178 km (0.044 R)
• M31: 28,618,073 km (0.096 R)
• M32: 31,410,018 km (0.115 R)
• M33: 32,257,340 km (0.115 R)
• M34: 32,502,082 km (0.082 R)
• M35: 38,895,596 km (0.033 R)
• M36: 41,439,957 km (0.112 R)
• M37: 44,243,720 km (0.105 R)
• M38: 45,923,405 km (0.087 R)
• M39: 51,383,129 km (0.096 R)
• M40: 55,312,018 km (0.107 R)
• M41: 57,439,299 km (0.115 R)
• M42: 63,761,305 km (0.081 R)
• M43: 64,340,399 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 12,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit