🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516

Radius: 9.5

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.48 AU - 0.8 AU

Year: 341 Days

Day: 8.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,989,481 km

• M1: 118,182 km (0.112 R)
• M2: 421,866 km (0.051 R)
• M3: 718,369 km (0.119 R)
• M4: 1,369,120 km (0.112 R)
• M5: 1,718,730 km (0.073 R)
• M6: 2,382,047 km (0.088 R)
• M7: 2,759,183 km (0.112 R)
• M8: 4,049,914 km (0.033 R)
• M9: 4,352,849 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.7

Radius: 8

Gravity: 15.21 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.83 AU - 0.85 AU

Year: 513 Days

Day: 7.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,989,481 km

• M1: 99,483 km (0.108 R)
• M2: 609,462 km (0.088 R)
• M3: 1,017,565 km (0.049 R)
• M4: 1,269,039 km (0.086 R)
• M5: 1,615,657 km (0.07 R)
• M6: 2,125,935 km (0.05 R)
• M7: 2,460,436 km (0.115 R)
• M8: 2,739,586 km (0.059 R)
• M9: 2,992,257 km (0.08 R)
• M10: 3,748,474 km (0.102 R)
• M11: 4,626,314 km (0.103 R)
• M12: 5,190,747 km (0.081 R)
• M13: 6,436,897 km (0.091 R)
• M14: 6,928,326 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.7

Radius: 12.6

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.96 AU - 2.4 AU

Year: 2146 Days

Day: 14.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 66 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,989,481 km

• M1: 156,629 km (0.027 R)
• M2: 738,714 km (0.1 R)
• M3: 1,215,632 km (0.053 R)
• M4: 1,660,536 km (0.065 R)
• M5: 2,399,550 km (0.097 R)
• M6: 3,146,941 km (0.086 R)
• M7: 4,005,184 km (0.081 R)
• M8: 4,660,123 km (0.111 R)
• M9: 5,174,142 km (0.094 R)
• M10: 6,834,828 km (0.103 R)
• M11: 7,833,543 km (0.106 R)
• M12: 9,406,116 km (0.029 R)
• M13: 10,831,484 km (0.071 R)
• M14: 13,969,898 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.2

Radius: 9.5

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.87 AU - 2.95 AU

Year: 2495 Days

Day: 6 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,989,481 km

• M1: 118,482 km (0.1 R)
• M2: 427,401 km (0.065 R)
• M3: 917,783 km (0.117 R)
• M4: 1,481,767 km (0.053 R)
• M5: 1,854,714 km (0.05 R)
• M6: 2,181,885 km (0.12 R)
• M7: 2,793,142 km (0.113 R)
• M8: 3,279,036 km (0.11 R)
• M9: 4,551,814 km (0.117 R)
• M10: 6,127,379 km (0.093 R)
• M11: 7,008,810 km (0.093 R)
• M12: 7,715,809 km (0.036 R)
• M13: 8,368,654 km (0.064 R)
• M14: 9,271,777 km (0.067 R)
• M15: 10,509,849 km (0.032 R)
• M16: 11,107,642 km (0.055 R)
• M17: 16,049,608 km (0.104 R)
• M18: 16,469,379 km (0.101 R)
• M19: 17,058,346 km (0.117 R)
• M20: 17,940,076 km (0.083 R)
• M21: 19,143,142 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.1

Radius: 11.3

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.33 AU - 3.13 AU

Year: 3008 Days

Day: 11.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,989,481 km

• M1: 140,921 km (0.11 R)
• M2: 663,766 km (0.099 R)
• M3: 1,192,145 km (0.098 R)
• M4: 1,545,196 km (0.088 R)
• M5: 2,768,309 km (0.068 R)
• M6: 3,251,061 km (0.116 R)
• M7: 3,753,111 km (0.1 R)
• M8: 6,299,716 km (0.091 R)
• M9: 6,751,651 km (0.109 R)
• M10: 8,053,003 km (0.057 R)
• M11: 8,682,361 km (0.091 R)
• M12: 9,042,294 km (0.083 R)
• M13: 9,446,358 km (0.065 R)
• M14: 10,003,909 km (0.073 R)
• M15: 10,363,392 km (0.093 R)
• M16: 10,918,849 km (0.031 R)
• M17: 11,769,313 km (0.034 R)
• M18: 12,415,277 km (0.094 R)
• M19: 12,872,897 km (0.081 R)
• M20: 14,586,989 km (0.076 R)
• M21: 15,285,162 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.5

Radius: 9.8

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.63 AU - 3.91 AU

Year: 4881 Days

Day: 12 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,989,481 km

• M1: 121,922 km (0.078 R)
• M2: 817,253 km (0.085 R)
• M3: 1,416,093 km (0.09 R)
• M4: 2,046,948 km (0.119 R)
• M5: 2,901,301 km (0.116 R)
• M6: 3,843,917 km (0.085 R)
• M7: 5,586,882 km (0.039 R)
• M8: 6,618,808 km (0.108 R)
• M9: 7,180,249 km (0.066 R)
• M10: 7,988,078 km (0.097 R)
• M11: 8,398,125 km (0.092 R)
• M12: 9,124,124 km (0.102 R)
• M13: 13,004,094 km (0.106 R)
• M14: 14,386,378 km (0.1 R)
• M15: 16,921,165 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.4

Radius: 14.2

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.01 AU - 4.97 AU

Year: 6345 Days

Day: 10.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,989,481 km

• M1: 176,675 km (0.105 R)
• M2: 661,671 km (0.079 R)
• M3: 1,128,866 km (0.084 R)
• M4: 1,631,664 km (0.092 R)
• M5: 2,176,051 km (0.108 R)
• M6: 4,081,778 km (0.092 R)
• M7: 5,566,686 km (0.061 R)
• M8: 6,449,314 km (0.054 R)
• M9: 7,423,495 km (0.087 R)
• M10: 7,870,045 km (0.084 R)
• M11: 9,107,818 km (0.107 R)
• M12: 10,425,775 km (0.118 R)
• M13: 11,082,809 km (0.114 R)
• M14: 11,568,852 km (0.083 R)
• M15: 12,273,309 km (0.087 R)
• M16: 14,160,336 km (0.066 R)
• M17: 16,048,710 km (0.111 R)
• M18: 18,367,926 km (0.059 R)
• M19: 22,562,201 km (0.096 R)
• M20: 26,141,929 km (0.096 R)
• M21: 26,744,509 km (0.108 R)
• M22: 27,268,251 km (0.106 R)
• M23: 28,066,805 km (0.074 R)
• M24: 29,617,536 km (0.086 R)
• M25: 30,084,281 km (0.108 R)
• M26: 31,321,157 km (0.092 R)
• M27: 31,805,704 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.4

Radius: 10

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.94 AU - 6.14 AU

Year: 8695 Days

Day: 14.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,989,481 km

• M1: 192,383 km (0.071 R)
• M2: 559,047 km (0.093 R)
• M3: 961,615 km (0.104 R)
• M4: 1,365,380 km (0.068 R)
• M5: 1,793,529 km (0.112 R)
• M6: 2,295,430 km (0.108 R)
• M7: 2,702,486 km (0.107 R)
• M8: 3,250,612 km (0.036 R)
• M9: 4,335,795 km (0.05 R)
• M10: 6,245,113 km (0.097 R)
• M11: 6,916,807 km (0.057 R)
• M12: 7,737,651 km (0.114 R)
• M13: 9,069,820 km (0.098 R)
• M14: 10,052,678 km (0.111 R)
• M15: 11,018,332 km (0.107 R)
• M16: 12,747,384 km (0.055 R)
• M17: 14,132,212 km (0.097 R)
• M18: 14,861,202 km (0.096 R)
• M19: 15,181,192 km (0.113 R)
• M20: 15,614,876 km (0.116 R)
• M21: 22,871,420 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.5

Radius: 6.3

Gravity: 23.02 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.7 AU - 8.06 AU

Year: 12034 Days

Day: 21.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,989,481 km

• M1: 78,688 km (0.112 R)
• M2: 527,183 km (0.083 R)
• M3: 748,438 km (0.094 R)
• M4: 1,055,263 km (0.106 R)
• M5: 1,386,922 km (0.112 R)
• M6: 1,941,631 km (0.093 R)
• M7: 2,259,825 km (0.069 R)
• M8: 3,865,011 km (0.071 R)
• M9: 4,851,160 km (0.105 R)
• M10: 5,693,695 km (0.11 R)
• M11: 9,728,499 km (0.064 R)
• M12: 11,176,607 km (0.09 R)
• M13: 11,891,086 km (0.042 R)
• M14: 12,954,876 km (0.073 R)
• M15: 13,810,127 km (0.094 R)
• M16: 15,926,489 km (0.098 R)
• M17: 22,051,923 km (0.113 R)
• M18: 22,514,928 km (0.091 R)
• M19: 22,889,821 km (0.079 R)
• M20: 24,039,779 km (0.038 R)
• M21: 24,530,161 km (0.059 R)
• M22: 26,767,098 km (0.079 R)
• M23: 27,935,009 km (0.12 R)
• M24: 28,150,879 km (0.111 R)
• M25: 32,707,330 km (0.107 R)
• M26: 34,909,112 km (0.111 R)
• M27: 44,411,419 km (0.094 R)
• M28: 51,189,399 km (0.083 R)
• M29: 52,491,499 km (0.027 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.5

Radius: 5.7

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.78 AU - 9.26 AU

Year: 13752 Days

Day: 21 Hours

Environment

Temp: -235 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 41,989,481 km

• M1: 71,209 km (0.045 R)
• M2: 307,274 km (0.091 R)
• M3: 914,492 km (0.049 R)
• M4: 1,093,261 km (0.066 R)
• M5: 1,319,752 km (0.056 R)
• M6: 1,536,669 km (0.069 R)
• M7: 1,978,133 km (0.091 R)
• M8: 2,595,972 km (0.082 R)
• M9: 4,285,530 km (0.064 R)
• M10: 4,706,798 km (0.065 R)
• M11: 4,942,414 km (0.096 R)
• M12: 5,863,489 km (0.032 R)
• M13: 7,471,965 km (0.063 R)
• M14: 8,506,135 km (0.094 R)
• M15: 11,689,428 km (0.08 R)
• M16: 12,622,021 km (0.093 R)
• M17: 14,203,869 km (0.08 R)
• M18: 15,201,088 km (0.069 R)
• M19: 15,716,902 km (0.107 R)
• M20: 16,647,401 km (0.103 R)
• M21: 16,988,484 km (0.115 R)
• M22: 19,658,955 km (0.081 R)
• M23: 21,292,714 km (0.056 R)
• M24: 22,430,705 km (0.08 R)
• M25: 24,650,887 km (0.118 R)
• M26: 30,123,027 km (0.115 R)
• M27: 35,558,815 km (0.067 R)
• M28: 37,623,266 km (0.056 R)
• M29: 37,857,536 km (0.081 R)
• M30: 38,804,042 km (0.025 R)
• M31: 40,131,274 km (0.094 R)
• M32: 41,363,811 km (0.082 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 19,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit