🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.1

Radius: 8.6

Gravity: 10.98 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.57 AU - 0.61 AU

Year: 302 Days

Day: 9 Hours

Environment

Temp: -146 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,572,279 km

• M1: 106,962 km (0.057 R)
• M2: 375,341 km (0.104 R)
• M3: 803,640 km (0.086 R)
• M4: 1,111,063 km (0.11 R)
• M5: 1,874,312 km (0.085 R)
• M6: 2,220,631 km (0.109 R)
• M7: 2,572,335 km (0.099 R)
• M8: 2,860,162 km (0.075 R)
• M9: 3,212,614 km (0.096 R)
• M10: 3,699,705 km (0.077 R)
• M11: 4,144,759 km (0.086 R)
• M12: 4,487,936 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.9

Radius: 14.9

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.8 AU - 0.9 AU

Year: 523 Days

Day: 6.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 87,572,279 km

• M1: 185,352 km (0.083 R)
• M2: 881,431 km (0.105 R)
• M3: 1,520,812 km (0.069 R)
• M4: 2,110,826 km (0.075 R)

Asteroid Belt

Center: 2.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.1

Radius: 8.1

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.19 AU - 3.31 AU

Year: 3907 Days

Day: 6.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,572,279 km

• M1: 100,679 km (0.098 R)
• M2: 522,097 km (0.066 R)
• M3: 919,129 km (0.108 R)
• M4: 1,264,850 km (0.119 R)
• M5: 1,610,421 km (0.049 R)
• M6: 2,153,611 km (0.108 R)
• M7: 3,803,227 km (0.115 R)
• M8: 4,083,423 km (0.115 R)
• M9: 4,607,166 km (0.082 R)
• M10: 7,452,966 km (0.05 R)
• M11: 7,865,258 km (0.036 R)
• M12: 9,382,479 km (0.081 R)
• M13: 11,406,090 km (0.091 R)
• M14: 11,696,310 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.6

Radius: 10.9

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.27 AU - 3.67 AU

Year: 4310 Days

Day: 9.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,572,279 km

• M1: 137,032 km (0.103 R)
• M2: 502,499 km (0.117 R)
• M3: 1,494,632 km (0.077 R)
• M4: 2,357,812 km (0.116 R)
• M5: 4,046,473 km (0.09 R)
• M6: 5,118,192 km (0.092 R)
• M7: 5,628,021 km (0.097 R)
• M8: 6,719,936 km (0.114 R)
• M9: 7,082,861 km (0.108 R)
• M10: 8,081,576 km (0.098 R)
• M11: 10,719,735 km (0.109 R)
• M12: 14,828,440 km (0.119 R)
• M13: 15,972,714 km (0.075 R)
• M14: 17,231,132 km (0.091 R)
• M15: 18,672,657 km (0.027 R)
• M16: 19,331,785 km (0.07 R)
• M17: 20,951,481 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.4

Radius: 10.9

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.91 AU - 4.35 AU

Year: 4612 Days

Day: 10.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,572,279 km

• M1: 189,840 km (0.09 R)
• M2: 1,446,911 km (0.094 R)
• M3: 2,186,822 km (0.12 R)
• M4: 2,742,279 km (0.114 R)
• M5: 4,136,531 km (0.049 R)
• M6: 5,091,264 km (0.082 R)
• M7: 7,203,736 km (0.081 R)
• M8: 8,839,738 km (0.108 R)
• M9: 9,884,679 km (0.076 R)
• M10: 10,292,034 km (0.075 R)
• M11: 11,183,937 km (0.062 R)
• M12: 11,626,447 km (0.028 R)
• M13: 14,016,722 km (0.116 R)
• M14: 14,899,050 km (0.044 R)
• M15: 21,055,900 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.8

Radius: 11

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.09 AU - 5.81 AU

Year: 8484 Days

Day: 9.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,572,279 km

• M1: 154,086 km (0.111 R)
• M2: 717,920 km (0.055 R)
• M3: 1,221,915 km (0.106 R)
• M4: 1,762,861 km (0.05 R)
• M5: 2,820,668 km (0.096 R)
• M6: 3,174,916 km (0.085 R)
• M7: 4,786,085 km (0.106 R)
• M8: 5,324,487 km (0.088 R)
• M9: 6,848,291 km (0.067 R)
• M10: 7,611,689 km (0.077 R)
• M11: 8,096,386 km (0.098 R)
• M12: 8,818,346 km (0.061 R)
• M13: 10,100,250 km (0.095 R)
• M14: 12,305,173 km (0.097 R)
• M15: 12,860,779 km (0.11 R)
• M16: 14,505,758 km (0.12 R)
• M17: 17,645,069 km (0.092 R)
• M18: 18,066,935 km (0.068 R)
• M19: 19,004,016 km (0.111 R)
• M20: 22,172,648 km (0.034 R)
• M21: 23,499,432 km (0.116 R)
• M22: 24,096,178 km (0.075 R)
• M23: 24,441,749 km (0.076 R)
• M24: 25,857,244 km (0.103 R)
• M25: 27,046,996 km (0.101 R)
• M26: 34,523,598 km (0.087 R)
• M27: 38,850,417 km (0.109 R)
• M28: 39,805,301 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.4

Radius: 3.5

Gravity: 58.73 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 9.92 AU - 11.94 AU

Year: 24097 Days

Day: 19.4 Hours

Environment

Temp: -243 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,572,279 km

• M1: 133,740 km (0.066 R)
• M2: 294,109 km (0.104 R)
• M3: 537,206 km (0.1 R)
• M4: 712,684 km (0.116 R)
• M5: 1,027,289 km (0.099 R)
• M6: 1,378,544 km (0.065 R)
• M7: 1,690,905 km (0.085 R)
• M8: 1,985,613 km (0.114 R)
• M9: 2,701,887 km (0.093 R)
• M10: 3,860,971 km (0.118 R)
• M11: 5,116,696 km (0.071 R)
• M12: 6,762,721 km (0.096 R)
• M13: 7,051,296 km (0.109 R)
• M14: 7,550,504 km (0.108 R)
• M15: 8,288,470 km (0.105 R)
• M16: 8,958,070 km (0.081 R)
• M17: 9,784,150 km (0.111 R)
• M18: 13,902,878 km (0.085 R)
• M19: 14,134,755 km (0.073 R)
• M20: 18,295,670 km (0.114 R)
• M21: 29,174,128 km (0.108 R)
• M22: 38,770,682 km (0.084 R)
• M23: 39,692,653 km (0.071 R)
• M24: 41,580,429 km (0.044 R)
• M25: 41,900,868 km (0.075 R)
• M26: 45,026,566 km (0.1 R)
• M27: 47,426,564 km (0.115 R)
• M28: 50,272,514 km (0.088 R)
• M29: 52,666,828 km (0.06 R)
• M30: 59,286,085 km (0.12 R)
• M31: 72,280,455 km (0.11 R)
• M32: 73,208,560 km (0.083 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 20,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit