🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.64 AU - 0.68 AU

Year: 352 Days

Day: 30.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.7

Radius: 12.3

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.86 AU - 1.24 AU

Year: 706 Days

Day: 9.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,727,521 km

• M1: 153,039 km (0.058 R)
• M2: 782,846 km (0.056 R)
• M3: 1,221,766 km (0.106 R)
• M4: 1,651,411 km (0.07 R)
• M5: 2,104,393 km (0.092 R)
• M6: 2,863,154 km (0.055 R)
• M7: 3,511,212 km (0.096 R)
• M8: 3,945,494 km (0.111 R)
• M9: 4,464,898 km (0.119 R)
• M10: 4,853,553 km (0.104 R)
• M11: 5,641,635 km (0.105 R)
• M12: 7,104,852 km (0.116 R)
• M13: 7,756,201 km (0.058 R)
• M14: 8,220,702 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.3

Radius: 13.1

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.11 AU - 1.15 AU

Year: 788 Days

Day: 14.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 32,727,521 km

• M1: 162,912 km (0.097 R)
• M2: 915,838 km (0.025 R)
• M3: 1,339,051 km (0.111 R)
• M4: 1,959,433 km (0.045 R)
• M5: 3,273,351 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.6

Radius: 11.1

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.12 AU - 1.42 AU

Year: 939 Days

Day: 7.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,727,521 km

• M1: 138,079 km (0.084 R)
• M2: 498,610 km (0.104 R)
• M3: 962,513 km (0.082 R)
• M4: 1,333,515 km (0.064 R)
• M5: 1,856,061 km (0.098 R)
• M6: 2,207,915 km (0.087 R)
• M7: 2,735,247 km (0.119 R)
• M8: 3,415,469 km (0.115 R)
• M9: 4,574,104 km (0.117 R)
• M10: 5,281,852 km (0.064 R)
• M11: 5,752,786 km (0.091 R)
• M12: 6,230,303 km (0.093 R)
• M13: 7,123,851 km (0.114 R)
• M14: 7,948,584 km (0.084 R)
• M15: 8,917,379 km (0.094 R)
• M16: 9,303,791 km (0.04 R)
• M17: 9,759,167 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.5

Radius: 14.1

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.3 AU - 1.64 AU

Year: 1169 Days

Day: 14.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,727,521 km

• M1: 175,478 km (0.078 R)
• M2: 654,491 km (0.063 R)
• M3: 1,104,780 km (0.098 R)
• M4: 1,581,698 km (0.096 R)
• M5: 2,083,898 km (0.103 R)
• M6: 2,607,940 km (0.058 R)
• M7: 3,690,729 km (0.073 R)
• M8: 4,173,781 km (0.065 R)
• M9: 5,249,240 km (0.104 R)
• M10: 6,209,957 km (0.106 R)
• M11: 8,954,330 km (0.072 R)
• M12: 9,653,251 km (0.099 R)
• M13: 10,419,791 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.8

Radius: 8.2

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.7 AU - 2.8 AU

Year: 2214 Days

Day: 7.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,727,521 km

• M1: 102,175 km (0.114 R)
• M2: 603,179 km (0.107 R)
• M3: 1,360,593 km (0.081 R)
• M4: 1,886,130 km (0.068 R)
• M5: 2,255,337 km (0.055 R)
• M6: 2,540,770 km (0.101 R)
• M7: 3,323,018 km (0.085 R)
• M8: 3,881,466 km (0.102 R)
• M9: 4,915,786 km (0.029 R)
• M10: 5,206,155 km (0.071 R)
• M11: 6,509,153 km (0.08 R)
• M12: 8,390,945 km (0.071 R)
• M13: 12,339,281 km (0.032 R)
• M14: 12,799,594 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.8

Radius: 11.9

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.06 AU - 2.84 AU

Year: 2516 Days

Day: 10.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,727,521 km

• M1: 147,952 km (0.109 R)
• M2: 559,496 km (0.042 R)
• M3: 940,073 km (0.076 R)
• M4: 1,348,625 km (0.051 R)
• M5: 2,479,884 km (0.065 R)
• M6: 3,348,300 km (0.051 R)
• M7: 3,998,601 km (0.084 R)
• M8: 5,663,177 km (0.037 R)
• M9: 6,222,673 km (0.063 R)
• M10: 7,229,616 km (0.107 R)
• M11: 7,818,882 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.2

Radius: 10.6

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.22 AU - 2.7 AU

Year: 2531 Days

Day: 11.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,727,521 km

• M1: 131,796 km (0.052 R)
• M2: 543,788 km (0.049 R)
• M3: 895,493 km (0.107 R)
• M4: 1,325,587 km (0.081 R)
• M5: 2,055,325 km (0.067 R)
• M6: 2,658,803 km (0.104 R)
• M7: 3,949,533 km (0.103 R)
• M8: 4,299,293 km (0.107 R)
• M9: 4,994,923 km (0.102 R)
• M10: 6,371,373 km (0.048 R)
• M11: 7,449,076 km (0.119 R)
• M12: 8,016,351 km (0.088 R)
• M13: 9,372,606 km (0.107 R)
• M14: 10,726,467 km (0.106 R)
• M15: 11,179,898 km (0.051 R)
• M16: 12,125,207 km (0.109 R)
• M17: 12,617,533 km (0.102 R)
• M18: 13,906,618 km (0.08 R)
• M19: 16,148,941 km (0.118 R)

Planet 9 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.8

Radius: 11.9

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.72 AU - 2.74 AU

Year: 2959 Days

Day: 8.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,727,521 km

• M1: 148,102 km (0.059 R)
• M2: 748,438 km (0.059 R)
• M3: 1,136,794 km (0.061 R)
• M4: 1,943,725 km (0.059 R)
• M5: 2,835,328 km (0.072 R)
• M6: 3,420,406 km (0.073 R)
• M7: 4,210,731 km (0.053 R)
• M8: 4,672,241 km (0.115 R)
• M9: 5,568,332 km (0.117 R)
• M10: 6,125,883 km (0.066 R)
• M11: 6,956,899 km (0.077 R)
• M12: 7,992,266 km (0.09 R)
• M13: 9,640,536 km (0.094 R)
• M14: 10,018,719 km (0.074 R)
• M15: 10,804,856 km (0.108 R)
• M16: 11,631,683 km (0.111 R)
• M17: 14,910,719 km (0.075 R)
• M18: 16,093,290 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.5

Radius: 6.6

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.62 AU - 9.38 AU

Year: 16257 Days

Day: 18.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,727,521 km

• M1: 82,129 km (0.05 R)
• M2: 295,605 km (0.115 R)
• M3: 556,354 km (0.039 R)
• M4: 822,040 km (0.117 R)
• M5: 2,018,524 km (0.097 R)
• M6: 3,946,392 km (0.06 R)
• M7: 5,053,117 km (0.082 R)
• M8: 7,900,114 km (0.117 R)
• M9: 10,574,924 km (0.119 R)
• M10: 10,946,824 km (0.098 R)
• M11: 21,431,241 km (0.079 R)
• M12: 21,802,394 km (0.084 R)
• M13: 23,801,320 km (0.096 R)
• M14: 25,752,226 km (0.068 R)
• M15: 30,996,230 km (0.076 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 17,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit