🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.48 AU - 0.7 AU

Year: 195 Days

Day: 45.7 Hours

Environment

Temp: 39 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 85,747,999 km

• M1: 167,250 km (0.083 R)
• M2: 200,162 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.27 AU - 1.33 AU

Year: 638 Days

Day: 40.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.21 AU - 1.71 AU

Year: 759 Days

Day: 41 Hours

Environment

Temp: -98 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.12 AU - 2.5 AU

Year: 1511 Days

Day: 34.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 160.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.7

Radius: 13.4

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4 AU - 4.26 AU

Year: 3613 Days

Day: 12.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,747,999 km

• M1: 166,652 km (0.078 R)
• M2: 609,611 km (0.099 R)
• M3: 1,057,956 km (0.111 R)
• M4: 1,815,221 km (0.04 R)
• M5: 2,710,713 km (0.052 R)
• M6: 3,346,804 km (0.106 R)
• M7: 3,786,621 km (0.051 R)
• M8: 4,285,829 km (0.117 R)
• M9: 4,739,261 km (0.078 R)
• M10: 5,418,136 km (0.042 R)
• M11: 6,161,188 km (0.09 R)
• M12: 6,599,660 km (0.09 R)
• M13: 8,269,172 km (0.114 R)
• M14: 8,838,093 km (0.092 R)
• M15: 9,943,172 km (0.1 R)
• M16: 11,058,275 km (0.096 R)
• M17: 11,584,560 km (0.079 R)
• M18: 12,042,928 km (0.07 R)
• M19: 13,174,636 km (0.072 R)
• M20: 15,851,690 km (0.101 R)
• M21: 16,890,048 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.6

Radius: 14.4

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.52 AU - 6.84 AU

Year: 7432 Days

Day: 13.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,747,999 km

• M1: 181,013 km (0.087 R)
• M2: 816,954 km (0.063 R)
• M3: 1,265,000 km (0.037 R)
• M4: 1,777,372 km (0.038 R)
• M5: 2,446,524 km (0.103 R)
• M6: 3,158,909 km (0.063 R)
• M7: 3,686,092 km (0.041 R)
• M8: 4,653,242 km (0.04 R)
• M9: 5,253,877 km (0.036 R)
• M10: 5,723,016 km (0.031 R)
• M11: 8,115,684 km (0.056 R)
• M12: 8,785,584 km (0.066 R)
• M13: 13,231,034 km (0.071 R)
• M14: 15,845,706 km (0.114 R)
• M15: 16,580,830 km (0.101 R)
• M16: 18,991,898 km (0.107 R)
• M17: 19,891,879 km (0.111 R)
• M18: 25,400,821 km (0.098 R)
• M19: 27,094,867 km (0.05 R)
• M20: 27,793,190 km (0.075 R)
• M21: 30,425,664 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.4

Radius: 13.4

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.44 AU - 11.24 AU

Year: 13287 Days

Day: 8.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,747,999 km

• M1: 175,030 km (0.093 R)
• M2: 823,237 km (0.106 R)
• M3: 1,525,150 km (0.116 R)
• M4: 2,141,942 km (0.065 R)
• M5: 2,740,035 km (0.112 R)
• M6: 5,451,646 km (0.11 R)
• M7: 6,360,752 km (0.115 R)
• M8: 7,646,246 km (0.104 R)
• M9: 13,406,812 km (0.07 R)
• M10: 15,123,746 km (0.101 R)
• M11: 16,640,220 km (0.071 R)
• M12: 26,886,029 km (0.065 R)
• M13: 34,906,569 km (0.059 R)
• M14: 43,217,329 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.5

Radius: 7.5

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 12.69 AU - 12.87 AU

Year: 19666 Days

Day: 16.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 172.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,747,999 km

• M1: 94,695 km (0.067 R)
• M2: 329,115 km (0.111 R)
• M3: 857,345 km (0.111 R)
• M4: 1,137,093 km (0.105 R)
• M5: 1,462,469 km (0.099 R)
• M6: 2,018,374 km (0.042 R)
• M7: 2,324,003 km (0.042 R)
• M8: 4,084,919 km (0.084 R)
• M9: 4,441,710 km (0.089 R)
• M10: 4,819,146 km (0.035 R)
• M11: 5,143,773 km (0.064 R)
• M12: 7,454,761 km (0.05 R)
• M13: 10,680,091 km (0.08 R)
• M14: 11,675,815 km (0.111 R)
• M15: 12,462,400 km (0.068 R)
• M16: 13,850,818 km (0.091 R)
• M17: 14,882,295 km (0.103 R)
• M18: 15,494,151 km (0.067 R)
• M19: 16,202,497 km (0.108 R)
• M20: 18,024,449 km (0.084 R)
• M21: 25,910,351 km (0.091 R)
• M22: 43,828,885 km (0.034 R)
• M23: 45,084,310 km (0.119 R)
• M24: 46,202,405 km (0.033 R)
• M25: 47,338,900 km (0.063 R)
• M26: 53,124,897 km (0.106 R)
• M27: 57,855,032 km (0.086 R)
• M28: 61,289,350 km (0.114 R)
• M29: 63,453,582 km (0.09 R)
• M30: 65,261,921 km (0.112 R)
• M31: 68,142,578 km (0.068 R)
• M32: 71,321,982 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.3

Radius: 4.2

Gravity: 46.56 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 13.46 AU - 13.96 AU

Year: 21851 Days

Day: 20.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 85,747,999 km

• M1: 53,257 km (0.094 R)
• M2: 219,610 km (0.114 R)
• M3: 758,611 km (0.074 R)
• M4: 1,266,795 km (0.053 R)
• M5: 1,757,775 km (0.057 R)
• M6: 2,185,774 km (0.118 R)
• M7: 2,412,565 km (0.097 R)
• M8: 2,680,046 km (0.089 R)
• M9: 3,540,682 km (0.096 R)
• M10: 3,726,483 km (0.104 R)
• M11: 4,083,872 km (0.105 R)
• M12: 4,717,569 km (0.096 R)
• M13: 6,401,293 km (0.115 R)
• M14: 7,913,428 km (0.115 R)
• M15: 8,892,696 km (0.107 R)
• M16: 9,411,501 km (0.067 R)
• M17: 9,889,317 km (0.075 R)
• M18: 13,396,789 km (0.042 R)
• M19: 16,859,082 km (0.103 R)
• M20: 17,296,805 km (0.111 R)
• M21: 18,841,553 km (0.114 R)
• M22: 19,985,827 km (0.079 R)
• M23: 20,278,889 km (0.087 R)
• M24: 21,684,959 km (0.119 R)
• M25: 22,622,340 km (0.081 R)
• M26: 26,997,778 km (0.068 R)
• M27: 28,081,914 km (0.047 R)
• M28: 29,320,135 km (0.068 R)
• M29: 31,639,800 km (0.085 R)
• M30: 32,844,362 km (0.066 R)
• M31: 34,497,419 km (0.089 R)
• M32: 44,093,224 km (0.053 R)
• M33: 45,257,993 km (0.092 R)
• M34: 48,346,890 km (0.073 R)
• M35: 50,482,549 km (0.099 R)
• M36: 59,251,528 km (0.108 R)
• M37: 61,283,366 km (0.11 R)
• M38: 68,982,271 km (0.107 R)
• M39: 69,651,422 km (0.109 R)
• M40: 74,691,823 km (0.074 R)
• M41: 78,992,313 km (0.102 R)
• M42: 80,955,486 km (0.069 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 16,185 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit