🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.44 AU - 0.58 AU

Year: 139 Days

Day: 23.2 Hours

Environment

Temp: 196 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,099,040 km

• M1: 78,090 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.92 AU - 1.08 AU

Year: 381 Days

Day: 22.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 1.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.9

Radius: 9.3

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.95 AU - 4.49 AU

Year: 3301 Days

Day: 6.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,099,040 km

• M1: 115,639 km (0.089 R)
• M2: 418,425 km (0.11 R)
• M3: 749,635 km (0.101 R)
• M4: 1,175,091 km (0.117 R)
• M5: 2,351,379 km (0.117 R)
• M6: 2,657,307 km (0.107 R)
• M7: 3,226,826 km (0.109 R)
• M8: 3,550,257 km (0.118 R)
• M9: 3,895,379 km (0.068 R)
• M10: 5,163,221 km (0.108 R)
• M11: 6,104,192 km (0.095 R)
• M12: 6,544,907 km (0.048 R)
• M13: 8,060,483 km (0.066 R)
• M14: 8,423,108 km (0.055 R)
• M15: 9,649,811 km (0.092 R)
• M16: 10,172,356 km (0.059 R)
• M17: 12,805,578 km (0.05 R)
• M18: 13,621,036 km (0.116 R)
• M19: 14,761,869 km (0.082 R)
• M20: 15,607,546 km (0.093 R)
• M21: 18,338,754 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.5

Radius: 10.8

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.42 AU - 10.6 AU

Year: 9453 Days

Day: 6.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,099,040 km

• M1: 214,374 km (0.085 R)
• M2: 589,715 km (0.082 R)
• M3: 1,555,369 km (0.067 R)
• M4: 1,952,103 km (0.106 R)
• M5: 2,895,018 km (0.105 R)
• M6: 3,754,607 km (0.096 R)
• M7: 4,666,406 km (0.089 R)
• M8: 5,145,568 km (0.062 R)
• M9: 5,657,343 km (0.084 R)
• M10: 6,038,817 km (0.089 R)
• M11: 8,092,048 km (0.085 R)
• M12: 11,502,431 km (0.098 R)
• M13: 12,273,757 km (0.093 R)
• M14: 12,806,924 km (0.091 R)
• M15: 13,805,340 km (0.112 R)
• M16: 18,254,979 km (0.103 R)
• M17: 19,304,109 km (0.106 R)
• M18: 20,615,634 km (0.108 R)
• M19: 26,813,474 km (0.102 R)
• M20: 28,629,891 km (0.118 R)
• M21: 30,916,046 km (0.075 R)
• M22: 33,630,649 km (0.069 R)
• M23: 34,045,783 km (0.086 R)
• M24: 36,391,028 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.7

Radius: 4.6

Gravity: 31.51 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 12.43 AU - 19.21 AU

Year: 23961 Days

Day: 18.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,099,040 km

• M1: 57,146 km (0.063 R)
• M2: 311,014 km (0.089 R)
• M3: 1,091,466 km (0.054 R)
• M4: 1,603,540 km (0.048 R)
• M5: 1,844,392 km (0.112 R)
• M6: 2,108,881 km (0.055 R)
• M7: 2,638,757 km (0.072 R)
• M8: 3,139,760 km (0.105 R)
• M9: 4,362,723 km (0.061 R)
• M10: 5,958,483 km (0.069 R)
• M11: 8,938,772 km (0.086 R)
• M12: 13,293,716 km (0.045 R)
• M13: 13,666,214 km (0.066 R)
• M14: 17,603,630 km (0.057 R)
• M15: 23,078,912 km (0.075 R)
• M16: 27,378,206 km (0.082 R)
• M17: 32,583,613 km (0.114 R)
• M18: 37,076,935 km (0.074 R)
• M19: 40,239,733 km (0.078 R)
• M20: 43,090,021 km (0.082 R)
• M21: 44,564,458 km (0.097 R)
• M22: 53,371,883 km (0.115 R)
• M23: 58,577,589 km (0.118 R)
• M24: 59,577,352 km (0.096 R)
• M25: 63,270,774 km (0.059 R)
• M26: 63,690,246 km (0.055 R)
• M27: 70,657,917 km (0.092 R)
• M28: 74,791,755 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.6

Radius: 7.4

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 15.31 AU - 21.71 AU

Year: 30325 Days

Day: 24.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,099,040 km

• M1: 93,798 km (0.088 R)
• M2: 444,156 km (0.105 R)
• M3: 712,834 km (0.111 R)
• M4: 952,340 km (0.05 R)
• M5: 1,386,473 km (0.076 R)
• M6: 1,802,654 km (0.075 R)
• M7: 2,118,007 km (0.041 R)
• M8: 2,405,085 km (0.054 R)
• M9: 5,023,347 km (0.113 R)
• M10: 6,165,975 km (0.091 R)
• M11: 8,290,564 km (0.107 R)
• M12: 11,222,533 km (0.04 R)
• M13: 11,592,788 km (0.059 R)
• M14: 13,292,519 km (0.103 R)
• M15: 14,059,208 km (0.071 R)
• M16: 15,377,016 km (0.108 R)
• M17: 16,695,272 km (0.034 R)
• M18: 20,454,517 km (0.12 R)
• M19: 21,664,913 km (0.095 R)
• M20: 30,419,381 km (0.079 R)
• M21: 37,863,969 km (0.061 R)
• M22: 43,499,321 km (0.119 R)
• M23: 44,413,214 km (0.055 R)
• M24: 45,651,436 km (0.113 R)
• M25: 47,551,628 km (0.093 R)
• M26: 47,873,413 km (0.101 R)
• M27: 49,504,030 km (0.118 R)
• M28: 56,217,833 km (0.076 R)
• M29: 57,301,669 km (0.049 R)
• M30: 63,124,916 km (0.112 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 19,698 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit