🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.1

Radius: 13.5

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.14 AU - 1.64 AU

Year: 1042 Days

Day: 10.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,187,106 km

• M1: 168,148 km (0.091 R)
• M2: 657,931 km (0.038 R)
• M3: 1,152,801 km (0.07 R)
• M4: 2,185,774 km (0.087 R)
• M5: 2,791,047 km (0.087 R)
• M6: 3,845,114 km (0.087 R)
• M7: 4,606,567 km (0.033 R)
• M8: 5,246,996 km (0.114 R)
• M9: 6,296,275 km (0.098 R)
• M10: 9,006,989 km (0.114 R)
• M11: 9,500,213 km (0.057 R)
• M12: 10,072,574 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.5

Radius: 11.3

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.35 AU - 1.79 AU

Year: 1251 Days

Day: 13.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,187,106 km

• M1: 140,772 km (0.063 R)
• M2: 1,010,534 km (0.113 R)
• M3: 1,468,004 km (0.1 R)
• M4: 3,456,758 km (0.051 R)
• M5: 4,261,894 km (0.083 R)
• M6: 4,853,105 km (0.078 R)
• M7: 5,719,127 km (0.068 R)
• M8: 6,308,093 km (0.118 R)
• M9: 7,958,756 km (0.09 R)
• M10: 9,049,923 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.1

Radius: 13.8

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.82 AU - 2.28 AU

Year: 1866 Days

Day: 5.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,187,106 km

• M1: 173,234 km (0.101 R)
• M2: 1,245,552 km (0.053 R)
• M3: 1,697,038 km (0.031 R)
• M4: 2,322,806 km (0.108 R)
• M5: 3,194,513 km (0.087 R)
• M6: 3,823,422 km (0.106 R)
• M7: 4,595,347 km (0.086 R)
• M8: 5,040,850 km (0.111 R)
• M9: 6,875,069 km (0.081 R)
• M10: 7,374,876 km (0.096 R)
• M11: 8,573,155 km (0.067 R)
• M12: 9,021,948 km (0.086 R)
• M13: 9,759,167 km (0.09 R)
• M14: 11,430,474 km (0.083 R)
• M15: 12,577,890 km (0.108 R)
• M16: 13,627,618 km (0.051 R)
• M17: 15,949,078 km (0.096 R)
• M18: 16,384,707 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.3

Radius: 14.2

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.33 AU - 2.91 AU

Year: 2696 Days

Day: 6.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,187,106 km

• M1: 178,620 km (0.083 R)
• M2: 1,015,770 km (0.077 R)
• M3: 1,480,421 km (0.056 R)
• M4: 2,197,144 km (0.034 R)
• M5: 2,723,130 km (0.103 R)
• M6: 3,870,247 km (0.104 R)
• M7: 4,464,599 km (0.045 R)
• M8: 9,593,711 km (0.096 R)
• M9: 11,224,179 km (0.092 R)
• M10: 18,131,561 km (0.079 R)
• M11: 19,194,454 km (0.114 R)
• M12: 20,173,722 km (0.071 R)
• M13: 20,993,668 km (0.109 R)
• M14: 21,704,706 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.4

Radius: 10.1

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.75 AU - 3.03 AU

Year: 3124 Days

Day: 9.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,187,106 km

• M1: 125,662 km (0.117 R)
• M2: 542,292 km (0.116 R)
• M3: 1,447,359 km (0.112 R)
• M4: 1,844,991 km (0.11 R)
• M5: 2,286,304 km (0.03 R)
• M6: 2,747,963 km (0.066 R)
• M7: 3,179,404 km (0.027 R)
• M8: 3,498,346 km (0.06 R)
• M9: 3,901,064 km (0.071 R)
• M10: 4,357,038 km (0.081 R)
• M11: 4,752,126 km (0.116 R)
• M12: 5,298,757 km (0.061 R)
• M13: 5,804,248 km (0.091 R)
• M14: 6,139,796 km (0.103 R)
• M15: 6,458,888 km (0.07 R)
• M16: 7,036,037 km (0.11 R)
• M17: 8,756,562 km (0.051 R)
• M18: 9,502,457 km (0.118 R)
• M19: 9,930,307 km (0.067 R)
• M20: 11,163,143 km (0.074 R)
• M21: 11,552,097 km (0.09 R)
• M22: 11,950,177 km (0.102 R)
• M23: 13,831,370 km (0.047 R)
• M24: 18,770,942 km (0.082 R)
• M25: 21,633,198 km (0.115 R)
• M26: 21,968,298 km (0.076 R)
• M27: 22,443,121 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988

Radius: 13.7

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.06 AU - 3.86 AU

Year: 4092 Days

Day: 9.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,187,106 km

• M1: 170,841 km (0.064 R)
• M2: 634,145 km (0.115 R)
• M3: 1,071,869 km (0.077 R)
• M4: 1,971,850 km (0.054 R)
• M5: 2,448,768 km (0.1 R)
• M6: 3,232,212 km (0.041 R)
• M7: 3,902,709 km (0.113 R)
• M8: 4,896,039 km (0.105 R)
• M9: 5,466,905 km (0.099 R)
• M10: 5,961,326 km (0.117 R)
• M11: 10,091,124 km (0.105 R)
• M12: 12,492,469 km (0.118 R)
• M13: 12,943,806 km (0.083 R)
• M14: 13,458,124 km (0.074 R)
• M15: 14,472,996 km (0.042 R)
• M16: 15,538,282 km (0.106 R)
• M17: 18,851,875 km (0.033 R)
• M18: 19,714,905 km (0.052 R)
• M19: 20,813,253 km (0.114 R)
• M20: 23,206,818 km (0.119 R)
• M21: 24,043,968 km (0.052 R)
• M22: 28,794,897 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.8

Radius: 13.4

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.83 AU - 5.27 AU

Year: 6171 Days

Day: 12.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,187,106 km

• M1: 166,652 km (0.075 R)
• M2: 653,443 km (0.056 R)
• M3: 1,223,561 km (0.109 R)
• M4: 1,895,405 km (0.046 R)
• M5: 2,420,494 km (0.089 R)
• M6: 3,359,370 km (0.101 R)
• M7: 4,136,680 km (0.065 R)
• M8: 4,582,332 km (0.093 R)
• M9: 5,266,294 km (0.055 R)
• M10: 5,759,518 km (0.111 R)
• M11: 6,351,178 km (0.051 R)
• M12: 7,314,887 km (0.117 R)
• M13: 11,189,771 km (0.086 R)
• M14: 15,940,850 km (0.081 R)
• M15: 18,197,534 km (0.065 R)
• M16: 18,899,896 km (0.081 R)
• M17: 20,659,616 km (0.11 R)
• M18: 21,424,210 km (0.067 R)
• M19: 22,767,300 km (0.112 R)
• M20: 30,238,367 km (0.096 R)
• M21: 33,052,752 km (0.1 R)
• M22: 37,821,334 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.5

Radius: 14.1

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.36 AU - 6.64 AU

Year: 8201 Days

Day: 14.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,187,106 km

• M1: 175,927 km (0.076 R)
• M2: 792,270 km (0.1 R)
• M3: 1,514,529 km (0.039 R)
• M4: 2,543,313 km (0.078 R)
• M5: 3,004,224 km (0.111 R)
• M6: 4,123,067 km (0.112 R)
• M7: 5,140,183 km (0.106 R)
• M8: 5,660,783 km (0.032 R)
• M9: 6,149,220 km (0.117 R)
• M10: 7,476,303 km (0.089 R)
• M11: 9,030,326 km (0.037 R)
• M12: 10,354,117 km (0.073 R)
• M13: 11,908,589 km (0.055 R)
• M14: 12,935,429 km (0.049 R)
• M15: 14,197,137 km (0.109 R)
• M16: 15,041,916 km (0.099 R)
• M17: 15,792,299 km (0.075 R)
• M18: 16,765,433 km (0.095 R)
• M19: 20,754,610 km (0.043 R)
• M20: 21,216,419 km (0.098 R)
• M21: 25,687,899 km (0.072 R)
• M22: 28,995,807 km (0.102 R)
• M23: 32,474,556 km (0.041 R)
• M24: 32,993,362 km (0.088 R)
• M25: 35,780,370 km (0.065 R)
• M26: 37,913,785 km (0.114 R)
• M27: 39,187,162 km (0.078 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 15,450 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit