🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.35 AU - 3.35 AU

Year: 2274 Days

Day: 23 Hours

Environment

Temp: -118 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,417,262 km

• M1: 21,542 km (0.037 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.16 AU - 4.12 AU

Year: 2575 Days

Day: 42.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.7

Radius: 10.9

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.48 AU - 5.38 AU

Year: 4060 Days

Day: 10.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,417,262 km

• M1: 144,362 km (0.104 R)
• M2: 484,099 km (0.114 R)
• M3: 919,728 km (0.071 R)
• M4: 2,628,435 km (0.113 R)
• M5: 5,196,432 km (0.089 R)
• M6: 6,134,261 km (0.114 R)
• M7: 7,315,934 km (0.091 R)
• M8: 8,605,618 km (0.075 R)
• M9: 9,067,576 km (0.12 R)
• M10: 9,709,051 km (0.081 R)
• M11: 14,001,613 km (0.074 R)
• M12: 18,962,428 km (0.118 R)
• M13: 26,005,346 km (0.116 R)
• M14: 26,728,352 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283

Radius: 8

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.62 AU - 5.76 AU

Year: 4385 Days

Day: 11.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,417,262 km

• M1: 99,782 km (0.115 R)
• M2: 498,610 km (0.105 R)
• M3: 777,759 km (0.065 R)
• M4: 1,269,637 km (0.092 R)
• M5: 1,718,431 km (0.116 R)
• M6: 2,647,284 km (0.1 R)
• M7: 3,083,661 km (0.119 R)
• M8: 3,492,512 km (0.086 R)
• M9: 4,986,546 km (0.098 R)
• M10: 5,994,686 km (0.079 R)
• M11: 7,102,757 km (0.11 R)
• M12: 7,594,785 km (0.03 R)
• M13: 8,889,405 km (0.092 R)
• M14: 11,655,469 km (0.11 R)
• M15: 12,826,073 km (0.108 R)
• M16: 14,168,863 km (0.086 R)
• M17: 16,699,760 km (0.11 R)
• M18: 18,814,176 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.8

Radius: 10.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.73 AU - 7.07 AU

Year: 5315 Days

Day: 12.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,417,262 km

• M1: 128,056 km (0.116 R)
• M2: 568,322 km (0.089 R)
• M3: 1,199,775 km (0.057 R)
• M4: 1,544,149 km (0.083 R)
• M5: 2,224,969 km (0.094 R)
• M6: 2,736,444 km (0.08 R)
• M7: 3,266,320 km (0.026 R)
• M8: 4,959,020 km (0.03 R)
• M9: 6,811,789 km (0.079 R)
• M10: 8,475,916 km (0.059 R)
• M11: 10,610,827 km (0.072 R)
• M12: 11,411,176 km (0.097 R)
• M13: 12,686,498 km (0.106 R)
• M14: 13,282,795 km (0.053 R)
• M15: 14,801,363 km (0.105 R)
• M16: 15,686,982 km (0.032 R)
• M17: 16,725,192 km (0.115 R)
• M18: 17,201,062 km (0.08 R)
• M19: 18,179,881 km (0.113 R)
• M20: 22,541,258 km (0.101 R)
• M21: 22,975,989 km (0.071 R)
• M22: 24,012,104 km (0.067 R)
• M23: 25,624,320 km (0.053 R)
• M24: 27,636,262 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.3

Radius: 14

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.25 AU - 7.55 AU

Year: 6004 Days

Day: 5.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,417,262 km

• M1: 174,282 km (0.061 R)
• M2: 622,178 km (0.054 R)
• M3: 1,072,916 km (0.088 R)
• M4: 1,845,888 km (0.101 R)
• M5: 2,787,158 km (0.066 R)
• M6: 3,257,194 km (0.053 R)
• M7: 3,869,349 km (0.054 R)
• M8: 5,078,997 km (0.114 R)
• M9: 5,524,500 km (0.11 R)
• M10: 7,505,624 km (0.057 R)
• M11: 9,012,973 km (0.095 R)
• M12: 11,310,497 km (0.117 R)
• M13: 12,074,942 km (0.115 R)
• M14: 14,137,448 km (0.097 R)
• M15: 16,485,685 km (0.111 R)
• M16: 20,795,151 km (0.114 R)
• M17: 22,981,973 km (0.064 R)
• M18: 24,287,065 km (0.118 R)
• M19: 27,213,498 km (0.09 R)
• M20: 27,723,029 km (0.058 R)
• M21: 28,849,201 km (0.102 R)
• M22: 29,736,018 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.7

Radius: 13.6

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.03 AU - 7.47 AU

Year: 7240 Days

Day: 8.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,417,262 km

• M1: 169,195 km (0.093 R)
• M2: 725,400 km (0.117 R)
• M3: 1,618,200 km (0.112 R)
• M4: 2,060,711 km (0.088 R)
• M5: 2,502,623 km (0.053 R)
• M6: 3,102,660 km (0.106 R)
• M7: 4,253,367 km (0.045 R)
• M8: 4,694,980 km (0.057 R)
• M9: 6,208,461 km (0.116 R)
• M10: 7,010,605 km (0.058 R)
• M11: 7,701,149 km (0.07 R)
• M12: 9,058,450 km (0.074 R)
• M13: 9,586,082 km (0.086 R)
• M14: 10,048,339 km (0.058 R)
• M15: 13,297,755 km (0.119 R)
• M16: 13,767,791 km (0.082 R)
• M17: 14,411,810 km (0.118 R)
• M18: 17,314,308 km (0.077 R)
• M19: 20,173,722 km (0.07 R)
• M20: 24,953,673 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.8

Radius: 11.6

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.15 AU - 9.11 AU

Year: 8597 Days

Day: 13.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,417,262 km

• M1: 144,362 km (0.099 R)
• M2: 519,853 km (0.089 R)
• M3: 1,170,753 km (0.061 R)
• M4: 2,009,698 km (0.066 R)
• M5: 2,373,071 km (0.043 R)
• M6: 3,022,775 km (0.068 R)
• M7: 4,322,032 km (0.094 R)
• M8: 4,790,872 km (0.112 R)
• M9: 7,279,432 km (0.115 R)
• M10: 7,825,016 km (0.076 R)
• M11: 8,481,900 km (0.109 R)
• M12: 9,859,098 km (0.092 R)
• M13: 14,094,962 km (0.086 R)
• M14: 17,488,889 km (0.096 R)
• M15: 18,114,956 km (0.067 R)
• M16: 18,900,345 km (0.117 R)
• M17: 19,264,765 km (0.066 R)
• M18: 19,932,570 km (0.086 R)
• M19: 20,692,527 km (0.071 R)
• M20: 21,236,016 km (0.111 R)
• M21: 22,677,242 km (0.102 R)
• M22: 23,254,989 km (0.119 R)
• M23: 23,673,713 km (0.115 R)
• M24: 24,526,122 km (0.087 R)
• M25: 29,292,161 km (0.084 R)
• M26: 30,773,928 km (0.112 R)
• M27: 33,353,743 km (0.112 R)
• M28: 37,317,338 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.6

Radius: 9.6

Gravity: 10.14 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.84 AU - 9.48 AU

Year: 8644 Days

Day: 11.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 46,417,262 km

• M1: 119,828 km (0.107 R)
• M2: 419,173 km (0.102 R)
• M3: 880,383 km (0.109 R)
• M4: 1,342,342 km (0.091 R)
• M5: 1,756,129 km (0.107 R)
• M6: 2,517,732 km (0.108 R)
• M7: 3,018,137 km (0.112 R)
• M8: 3,509,416 km (0.082 R)
• M9: 4,534,012 km (0.081 R)
• M10: 5,147,663 km (0.105 R)
• M11: 6,280,418 km (0.088 R)
• M12: 7,824,118 km (0.064 R)
• M13: 8,301,934 km (0.113 R)
• M14: 9,655,495 km (0.099 R)
• M15: 10,829,091 km (0.032 R)
• M16: 14,593,272 km (0.099 R)
• M17: 17,489,487 km (0.102 R)
• M18: 18,006,797 km (0.065 R)
• M19: 18,458,432 km (0.071 R)
• M20: 22,004,052 km (0.069 R)
• M21: 22,433,846 km (0.113 R)
• M22: 26,653,404 km (0.099 R)
• M23: 31,158,095 km (0.103 R)
• M24: 32,248,364 km (0.077 R)
• M25: 33,589,958 km (0.102 R)
• M26: 34,389,559 km (0.116 R)
• M27: 34,736,177 km (0.086 R)
• M28: 36,985,381 km (0.106 R)
• M29: 38,207,296 km (0.055 R)
• M30: 41,379,818 km (0.106 R)
• M31: 42,563,586 km (0.044 R)
• M32: 44,313,133 km (0.071 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491

Radius: 8.9

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.59 AU - 9.87 AU

Year: 11256 Days

Day: 10 Hours

Environment

Temp: -185 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,417,262 km

• M1: 110,702 km (0.097 R)
• M2: 481,107 km (0.066 R)
• M3: 1,094,907 km (0.113 R)
• M4: 1,744,760 km (0.063 R)
• M5: 2,591,933 km (0.112 R)
• M6: 3,615,481 km (0.093 R)
• M7: 4,302,285 km (0.068 R)
• M8: 5,761,164 km (0.097 R)
• M9: 7,083,010 km (0.102 R)
• M10: 8,242,843 km (0.113 R)
• M11: 8,596,342 km (0.119 R)
• M12: 9,815,864 km (0.08 R)
• M13: 11,253,949 km (0.116 R)
• M14: 11,800,130 km (0.059 R)
• M15: 12,652,390 km (0.096 R)
• M16: 15,322,861 km (0.103 R)
• M17: 21,333,704 km (0.111 R)
• M18: 23,290,144 km (0.065 R)
• M19: 24,357,077 km (0.107 R)
• M20: 25,549,372 km (0.062 R)
• M21: 28,149,083 km (0.071 R)
• M22: 29,977,169 km (0.058 R)
• M23: 33,531,764 km (0.045 R)
• M24: 37,478,007 km (0.096 R)
• M25: 38,572,165 km (0.112 R)
• M26: 39,189,257 km (0.105 R)
• M27: 40,316,327 km (0.089 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 14,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit