🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.59 AU - 0.61 AU

Year: 300 Days

Day: 33.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.2

Radius: 12

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.57 AU - 0.93 AU

Year: 419 Days

Day: 11 Hours

Environment

Temp: -143 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,883,588 km

• M1: 149,299 km (0.086 R)
• M2: 538,852 km (0.12 R)
• M3: 947,254 km (0.053 R)
• M4: 1,373,757 km (0.04 R)
• M5: 1,991,447 km (0.109 R)
• M6: 2,450,264 km (0.119 R)
• M7: 3,366,251 km (0.1 R)
• M8: 3,897,473 km (0.104 R)
• M9: 4,348,810 km (0.109 R)
• M10: 4,965,901 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.8

Radius: 8

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1 AU - 1.04 AU

Year: 665 Days

Day: 14.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,883,588 km

• M1: 99,483 km (0.115 R)
• M2: 394,789 km (0.093 R)
• M3: 653,593 km (0.08 R)
• M4: 905,217 km (0.099 R)
• M5: 1,354,010 km (0.097 R)
• M6: 2,206,419 km (0.102 R)
• M7: 2,644,142 km (0.075 R)
• M8: 2,900,553 km (0.099 R)
• M9: 3,352,937 km (0.071 R)
• M10: 3,693,272 km (0.092 R)
• M11: 4,182,607 km (0.11 R)
• M12: 4,838,743 km (0.07 R)
• M13: 6,168,070 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.8

Radius: 13.1

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.91 AU - 1.43 AU

Year: 817 Days

Day: 10.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,883,588 km

• M1: 162,912 km (0.083 R)
• M2: 594,203 km (0.058 R)
• M3: 1,018,761 km (0.115 R)
• M4: 1,657,844 km (0.101 R)
• M5: 2,324,751 km (0.113 R)
• M6: 2,907,883 km (0.118 R)
• M7: 3,329,899 km (0.107 R)
• M8: 3,766,725 km (0.095 R)
• M9: 4,313,355 km (0.094 R)
• M10: 5,118,940 km (0.09 R)
• M11: 5,532,728 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.6

Radius: 14.6

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.18 AU - 1.32 AU

Year: 902 Days

Day: 6.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,883,588 km

• M1: 181,761 km (0.102 R)
• M2: 925,263 km (0.111 R)
• M3: 1,517,371 km (0.114 R)
• M4: 2,408,825 km (0.094 R)
• M5: 3,331,844 km (0.069 R)
• M6: 3,916,323 km (0.101 R)
• M7: 4,797,305 km (0.096 R)
• M8: 5,376,996 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.8

Radius: 9

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.9 AU - 2.26 AU

Year: 1937 Days

Day: 5.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,883,588 km

• M1: 116,686 km (0.11 R)
• M2: 431,291 km (0.09 R)
• M3: 967,300 km (0.066 R)
• M4: 1,282,054 km (0.04 R)
• M5: 2,813,637 km (0.03 R)
• M6: 3,904,953 km (0.05 R)
• M7: 4,951,540 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.6

Radius: 8.9

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.61 AU - 5.47 AU

Year: 7306 Days

Day: 14.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,883,588 km

• M1: 112,049 km (0.079 R)
• M2: 391,647 km (0.117 R)
• M3: 853,306 km (0.116 R)
• M4: 1,215,333 km (0.041 R)
• M5: 1,501,813 km (0.093 R)
• M6: 1,985,463 km (0.112 R)
• M7: 2,271,644 km (0.109 R)
• M8: 2,648,630 km (0.052 R)
• M9: 3,138,115 km (0.109 R)
• M10: 3,510,015 km (0.063 R)
• M11: 3,890,293 km (0.097 R)
• M12: 4,639,778 km (0.063 R)
• M13: 5,098,894 km (0.058 R)
• M14: 5,803,051 km (0.119 R)
• M15: 6,221,476 km (0.08 R)
• M16: 8,031,760 km (0.095 R)
• M17: 8,551,912 km (0.064 R)
• M18: 10,901,945 km (0.101 R)
• M19: 11,410,428 km (0.082 R)
• M20: 12,202,549 km (0.083 R)
• M21: 19,475,997 km (0.108 R)
• M22: 21,846,076 km (0.085 R)
• M23: 22,180,427 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.2

Radius: 6.5

Gravity: 11.51 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.71 AU - 7.31 AU

Year: 10725 Days

Day: 20.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,883,588 km

• M1: 81,232 km (0.12 R)
• M2: 312,360 km (0.095 R)
• M3: 531,521 km (0.092 R)
• M4: 754,721 km (0.102 R)
• M5: 970,890 km (0.082 R)
• M6: 1,413,101 km (0.102 R)
• M7: 1,732,044 km (0.066 R)
• M8: 2,309,342 km (0.115 R)
• M9: 2,554,084 km (0.069 R)
• M10: 3,441,499 km (0.101 R)
• M11: 3,994,862 km (0.103 R)
• M12: 5,026,339 km (0.043 R)
• M13: 6,514,688 km (0.081 R)
• M14: 7,850,148 km (0.057 R)
• M15: 9,264,895 km (0.055 R)
• M16: 10,181,182 km (0.074 R)
• M17: 10,482,622 km (0.11 R)
• M18: 10,998,286 km (0.094 R)
• M19: 14,079,703 km (0.107 R)
• M20: 24,827,113 km (0.093 R)
• M21: 26,021,353 km (0.117 R)
• M22: 27,835,077 km (0.115 R)
• M23: 30,347,574 km (0.054 R)
• M24: 34,001,651 km (0.114 R)
• M25: 35,472,946 km (0.099 R)
• M26: 39,768,200 km (0.08 R)
• M27: 40,016,533 km (0.095 R)
• M28: 43,998,679 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.1

Radius: 6.1

Gravity: 14.22 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.27 AU - 8.39 AU

Year: 12814 Days

Day: 18 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 51,883,588 km

• M1: 75,996 km (0.039 R)
• M2: 276,307 km (0.055 R)
• M3: 569,519 km (0.113 R)
• M4: 810,072 km (0.072 R)
• M5: 1,165,068 km (0.088 R)
• M6: 1,419,534 km (0.04 R)
• M7: 1,695,093 km (0.069 R)
• M8: 2,076,418 km (0.107 R)
• M9: 2,657,756 km (0.092 R)
• M10: 3,125,399 km (0.106 R)
• M11: 4,828,421 km (0.107 R)
• M12: 5,805,445 km (0.035 R)
• M13: 6,208,312 km (0.068 R)
• M14: 6,669,073 km (0.065 R)
• M15: 6,948,223 km (0.091 R)
• M16: 7,964,740 km (0.06 R)
• M17: 10,079,905 km (0.03 R)
• M18: 10,879,206 km (0.1 R)
• M19: 12,423,056 km (0.065 R)
• M20: 15,449,271 km (0.067 R)
• M21: 16,365,857 km (0.074 R)
• M22: 16,947,644 km (0.088 R)
• M23: 17,169,198 km (0.046 R)
• M24: 19,493,650 km (0.113 R)
• M25: 20,646,900 km (0.108 R)
• M26: 22,283,800 km (0.119 R)
• M27: 22,728,554 km (0.106 R)
• M28: 23,361,054 km (0.104 R)
• M29: 25,137,229 km (0.087 R)
• M30: 25,716,173 km (0.11 R)
• M31: 30,345,928 km (0.086 R)
• M32: 33,374,537 km (0.095 R)
• M33: 35,986,665 km (0.088 R)
• M34: 39,633,712 km (0.071 R)
• M35: 40,155,360 km (0.092 R)
• M36: 41,345,860 km (0.095 R)
• M37: 45,341,469 km (0.069 R)
• M38: 47,652,457 km (0.03 R)
• M39: 49,587,057 km (0.094 R)
• M40: 51,573,417 km (0.052 R)
• M41: 51,883,534 km (0.095 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 17,855 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit