🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.7

Radius: 9.1

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.73 AU - 1.13 AU

Year: 619 Days

Day: 10.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,285,279 km

• M1: 113,246 km (0.098 R)
• M2: 488,437 km (0.062 R)
• M3: 777,161 km (0.071 R)
• M4: 1,080,845 km (0.12 R)
• M5: 1,472,342 km (0.083 R)
• M6: 1,855,762 km (0.09 R)
• M7: 2,305,154 km (0.098 R)
• M8: 2,629,931 km (0.08 R)
• M9: 3,917,819 km (0.052 R)
• M10: 4,676,729 km (0.067 R)
• M11: 5,082,887 km (0.12 R)
• M12: 5,372,508 km (0.087 R)
• M13: 6,022,511 km (0.038 R)
• M14: 6,425,229 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.5

Radius: 8.7

Gravity: 12.44 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.82 AU - 1.08 AU

Year: 639 Days

Day: 13.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,285,279 km

• M1: 108,159 km (0.12 R)
• M2: 394,340 km (0.104 R)
• M3: 744,848 km (0.098 R)
• M4: 1,026,840 km (0.055 R)
• M5: 1,353,412 km (0.086 R)
• M6: 1,723,966 km (0.12 R)
• M7: 2,074,324 km (0.048 R)
• M8: 2,695,006 km (0.099 R)
• M9: 3,300,279 km (0.097 R)
• M10: 3,642,559 km (0.064 R)
• M11: 4,594,749 km (0.088 R)
• M12: 4,952,438 km (0.066 R)
• M13: 5,420,978 km (0.094 R)
• M14: 6,467,565 km (0.082 R)
• M15: 6,743,722 km (0.069 R)
• M16: 7,251,607 km (0.032 R)
• M17: 7,526,568 km (0.036 R)
• M18: 7,856,282 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.9

Radius: 13.1

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.53 AU - 2.23 AU

Year: 1779 Days

Day: 6.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,285,279 km

• M1: 162,912 km (0.084 R)
• M2: 622,477 km (0.112 R)
• M3: 1,106,875 km (0.086 R)
• M4: 1,745,957 km (0.101 R)
• M5: 2,228,111 km (0.063 R)
• M6: 3,650,188 km (0.079 R)
• M7: 4,431,687 km (0.099 R)
• M8: 4,948,548 km (0.073 R)
• M9: 5,362,485 km (0.062 R)
• M10: 5,864,087 km (0.075 R)
• M11: 6,604,896 km (0.103 R)
• M12: 7,231,711 km (0.055 R)
• M13: 9,031,672 km (0.115 R)
• M14: 10,365,936 km (0.111 R)
• M15: 10,849,735 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.1

Radius: 8.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.74 AU - 2.34 AU

Year: 2011 Days

Day: 6.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,285,279 km

• M1: 103,971 km (0.09 R)
• M2: 366,515 km (0.086 R)
• M3: 687,402 km (0.094 R)
• M4: 948,151 km (0.109 R)
• M5: 1,256,473 km (0.056 R)
• M6: 1,977,235 km (0.057 R)
• M7: 2,912,072 km (0.097 R)
• M8: 4,827,822 km (0.116 R)
• M9: 5,359,045 km (0.07 R)
• M10: 6,454,699 km (0.096 R)
• M11: 7,256,095 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606

Radius: 8.8

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.81 AU - 2.45 AU

Year: 2146 Days

Day: 5.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,285,279 km

• M1: 109,655 km (0.12 R)
• M2: 472,879 km (0.054 R)
• M3: 906,114 km (0.058 R)
• M4: 1,222,065 km (0.106 R)
• M5: 1,504,955 km (0.1 R)
• M6: 2,157,351 km (0.089 R)
• M7: 2,507,260 km (0.088 R)
• M8: 3,001,980 km (0.089 R)
• M9: 3,339,174 km (0.106 R)
• M10: 4,383,966 km (0.118 R)
• M11: 5,632,958 km (0.077 R)
• M12: 5,948,311 km (0.116 R)
• M13: 6,748,210 km (0.06 R)
• M14: 7,617,972 km (0.04 R)
• M15: 8,945,653 km (0.026 R)
• M16: 9,443,066 km (0.085 R)
• M17: 10,099,651 km (0.091 R)
• M18: 10,934,856 km (0.063 R)
• M19: 11,620,015 km (0.119 R)
• M20: 15,670,826 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.6

Radius: 13.8

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.2 AU - 3.5 AU

Year: 3321 Days

Day: 8.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,285,279 km

• M1: 172,636 km (0.036 R)
• M2: 659,278 km (0.1 R)
• M3: 1,170,005 km (0.09 R)
• M4: 2,240,079 km (0.06 R)
• M5: 2,729,264 km (0.076 R)
• M6: 3,608,600 km (0.053 R)
• M7: 5,298,457 km (0.068 R)
• M8: 9,111,109 km (0.031 R)
• M9: 17,446,403 km (0.096 R)
• M10: 18,666,074 km (0.049 R)
• M11: 19,388,034 km (0.111 R)
• M12: 21,470,137 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.8

Radius: 11.9

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.36 AU - 3.76 AU

Year: 3695 Days

Day: 13.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,285,279 km

• M1: 147,952 km (0.118 R)
• M2: 926,310 km (0.045 R)
• M3: 1,839,306 km (0.074 R)
• M4: 2,307,398 km (0.077 R)
• M5: 4,047,969 km (0.052 R)
• M6: 4,798,950 km (0.047 R)
• M7: 7,347,200 km (0.034 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.4

Radius: 10.7

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.52 AU - 4.26 AU

Year: 5296 Days

Day: 11.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,285,279 km

• M1: 180,415 km (0.08 R)
• M2: 546,182 km (0.119 R)
• M3: 914,941 km (0.107 R)
• M4: 1,260,811 km (0.053 R)
• M5: 1,613,114 km (0.092 R)
• M6: 2,275,683 km (0.066 R)
• M7: 2,720,886 km (0.096 R)
• M8: 3,359,220 km (0.12 R)
• M9: 3,852,594 km (0.027 R)
• M10: 4,277,153 km (0.112 R)
• M11: 5,167,709 km (0.071 R)
• M12: 5,685,317 km (0.037 R)
• M13: 6,856,519 km (0.088 R)
• M14: 7,722,242 km (0.113 R)
• M15: 8,145,754 km (0.065 R)
• M16: 8,847,966 km (0.08 R)
• M17: 9,351,363 km (0.059 R)
• M18: 10,500,723 km (0.052 R)
• M19: 10,977,193 km (0.085 R)
• M20: 13,127,812 km (0.111 R)
• M21: 15,545,463 km (0.095 R)
• M22: 19,254,144 km (0.037 R)
• M23: 22,289,335 km (0.113 R)
• M24: 22,932,456 km (0.103 R)
• M25: 24,406,145 km (0.06 R)
• M26: 26,415,094 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.9

Radius: 3.6

Gravity: 51.46 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.72 AU - 6.86 AU

Year: 9617 Days

Day: 22 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,285,279 km

• M1: 44,879 km (0.11 R)
• M2: 200,760 km (0.113 R)
• M3: 793,617 km (0.111 R)
• M4: 1,676,543 km (0.092 R)
• M5: 1,798,765 km (0.085 R)
• M6: 3,026,365 km (0.078 R)
• M7: 3,162,200 km (0.098 R)
• M8: 3,824,769 km (0.075 R)
• M9: 4,286,577 km (0.054 R)
• M10: 7,366,498 km (0.074 R)
• M11: 16,875,986 km (0.115 R)
• M12: 17,885,622 km (0.095 R)
• M13: 18,033,126 km (0.094 R)
• M14: 19,319,368 km (0.092 R)
• M15: 19,708,921 km (0.093 R)
• M16: 23,631,228 km (0.088 R)
• M17: 24,801,382 km (0.076 R)
• M18: 26,676,143 km (0.108 R)
• M19: 30,599,347 km (0.117 R)
• M20: 33,084,467 km (0.108 R)
• M21: 35,120,494 km (0.095 R)
• M22: 35,351,772 km (0.083 R)
• M23: 37,358,777 km (0.062 R)
• M24: 43,035,268 km (0.099 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: 177 - 17,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit