🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.44 AU - 0.58 AU

Year: 232 Days

Day: 26.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,303,058 km

• M1: 446,101 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508

Radius: 8.6

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.77 AU - 0.77 AU

Year: 430 Days

Day: 9 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,303,058 km

• M1: 106,962 km (0.11 R)
• M2: 501,602 km (0.058 R)
• M3: 770,579 km (0.077 R)
• M4: 1,047,484 km (0.067 R)
• M5: 1,404,724 km (0.038 R)
• M6: 2,220,182 km (0.065 R)
• M7: 2,707,572 km (0.063 R)
• M8: 3,035,191 km (0.108 R)
• M9: 3,435,515 km (0.105 R)
• M10: 4,167,797 km (0.079 R)
• M11: 4,480,007 km (0.112 R)
• M12: 4,866,568 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.8

Radius: 8.4

Gravity: 14.16 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.37 AU - 1.73 AU

Year: 1227 Days

Day: 12.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,303,058 km

• M1: 104,419 km (0.075 R)
• M2: 460,462 km (0.042 R)
• M3: 806,632 km (0.118 R)
• M4: 1,238,820 km (0.069 R)
• M5: 1,652,009 km (0.117 R)
• M6: 1,944,623 km (0.102 R)
• M7: 2,702,635 km (0.089 R)
• M8: 2,980,887 km (0.075 R)
• M9: 3,482,040 km (0.099 R)
• M10: 4,291,664 km (0.119 R)
• M11: 5,500,564 km (0.028 R)
• M12: 5,881,141 km (0.058 R)
• M13: 6,645,137 km (0.09 R)
• M14: 7,885,005 km (0.086 R)
• M15: 8,282,486 km (0.116 R)
• M16: 10,073,322 km (0.086 R)
• M17: 11,200,243 km (0.094 R)
• M18: 11,630,187 km (0.104 R)
• M19: 12,561,284 km (0.087 R)
• M20: 12,947,247 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.6

Radius: 8.7

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.51 AU - 2.35 AU

Year: 1705 Days

Day: 10.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,303,058 km

• M1: 123,418 km (0.083 R)
• M2: 489,634 km (0.105 R)
• M3: 812,466 km (0.087 R)
• M4: 1,234,033 km (0.079 R)
• M5: 1,527,095 km (0.094 R)
• M6: 1,817,016 km (0.116 R)
• M7: 2,211,505 km (0.061 R)
• M8: 2,714,902 km (0.052 R)
• M9: 3,029,506 km (0.075 R)
• M10: 4,673,437 km (0.096 R)
• M11: 5,720,174 km (0.089 R)
• M12: 6,147,724 km (0.091 R)
• M13: 7,194,162 km (0.109 R)
• M14: 7,909,239 km (0.088 R)
• M15: 10,805,454 km (0.068 R)
• M16: 11,284,915 km (0.099 R)
• M17: 11,636,022 km (0.057 R)
• M18: 12,323,125 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.2

Radius: 9.4

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.34 AU - 3.2 AU

Year: 2931 Days

Day: 14.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,303,058 km

• M1: 196,422 km (0.066 R)
• M2: 585,825 km (0.068 R)
• M3: 1,230,442 km (0.062 R)
• M4: 3,346,953 km (0.084 R)
• M5: 4,229,880 km (0.111 R)
• M6: 5,174,441 km (0.117 R)
• M7: 6,253,640 km (0.12 R)
• M8: 6,671,915 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.5

Radius: 8.7

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.74 AU - 3.26 AU

Year: 3304 Days

Day: 12.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,303,058 km

• M1: 130,898 km (0.108 R)
• M2: 407,056 km (0.109 R)
• M3: 1,060,799 km (0.086 R)
• M4: 1,788,293 km (0.103 R)
• M5: 2,288,249 km (0.045 R)
• M6: 2,571,587 km (0.102 R)
• M7: 3,261,832 km (0.082 R)
• M8: 4,845,026 km (0.116 R)
• M9: 5,688,908 km (0.089 R)
• M10: 6,079,358 km (0.111 R)
• M11: 9,368,567 km (0.113 R)
• M12: 9,766,497 km (0.12 R)
• M13: 10,213,346 km (0.109 R)
• M14: 12,786,579 km (0.042 R)
• M15: 13,457,675 km (0.08 R)
• M16: 16,534,903 km (0.065 R)
• M17: 18,601,897 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.8

Radius: 9.7

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.36 AU - 7.26 AU

Year: 8904 Days

Day: 12.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,303,058 km

• M1: 123,269 km (0.041 R)
• M2: 674,686 km (0.059 R)
• M3: 1,236,127 km (0.091 R)
• M4: 2,340,159 km (0.115 R)
• M5: 3,045,065 km (0.11 R)
• M6: 3,523,628 km (0.076 R)
• M7: 3,932,479 km (0.087 R)
• M8: 4,955,429 km (0.034 R)
• M9: 8,675,629 km (0.104 R)
• M10: 10,169,663 km (0.118 R)
• M11: 12,129,695 km (0.092 R)
• M12: 14,614,665 km (0.059 R)
• M13: 17,227,541 km (0.086 R)
• M14: 18,678,042 km (0.032 R)
• M15: 19,433,063 km (0.051 R)
• M16: 21,745,397 km (0.117 R)
• M17: 22,198,529 km (0.055 R)
• M18: 23,675,060 km (0.113 R)
• M19: 24,315,937 km (0.062 R)
• M20: 26,995,833 km (0.1 R)
• M21: 27,783,616 km (0.053 R)
• M22: 29,866,616 km (0.089 R)
• M23: 30,803,847 km (0.032 R)
• M24: 32,835,835 km (0.06 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939

Radius: 13.3

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.82 AU - 6.2 AU

Year: 9368 Days

Day: 13.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,303,058 km

• M1: 165,455 km (0.11 R)
• M2: 1,222,215 km (0.036 R)
• M3: 1,893,610 km (0.039 R)
• M4: 2,400,597 km (0.069 R)
• M5: 2,866,445 km (0.08 R)
• M6: 3,876,530 km (0.113 R)
• M7: 4,795,809 km (0.029 R)
• M8: 5,998,276 km (0.059 R)
• M9: 6,866,243 km (0.105 R)
• M10: 7,902,956 km (0.092 R)
• M11: 9,427,807 km (0.052 R)
• M12: 12,158,866 km (0.074 R)
• M13: 14,773,987 km (0.117 R)
• M14: 15,585,405 km (0.048 R)
• M15: 17,003,593 km (0.097 R)
• M16: 19,449,219 km (0.098 R)
• M17: 20,756,106 km (0.055 R)
• M18: 25,218,311 km (0.094 R)
• M19: 31,591,929 km (0.057 R)
• M20: 33,395,780 km (0.065 R)
• M21: 39,475,587 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.7

Radius: 3.5

Gravity: 26.34 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.77 AU - 8.47 AU

Year: 12080 Days

Day: 24.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,303,058 km

• M1: 172,337 km (0.064 R)
• M2: 324,328 km (0.106 R)
• M3: 829,969 km (0.12 R)
• M4: 981,212 km (0.119 R)
• M5: 1,576,014 km (0.054 R)
• M6: 1,824,496 km (0.046 R)
• M7: 3,242,085 km (0.101 R)
• M8: 3,618,922 km (0.095 R)
• M9: 3,817,887 km (0.118 R)
• M10: 5,389,562 km (0.098 R)
• M11: 11,225,824 km (0.092 R)
• M12: 14,353,018 km (0.107 R)
• M13: 14,476,586 km (0.091 R)
• M14: 19,487,067 km (0.116 R)
• M15: 30,137,538 km (0.047 R)
• M16: 36,966,681 km (0.092 R)
• M17: 38,255,915 km (0.085 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: 344 - 19,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit