🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.46 AU - 0.6 AU

Year: 245 Days

Day: 14.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.5

Radius: 10.4

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.65 AU - 0.77 AU

Year: 380 Days

Day: 10.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 59.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,134,973 km

• M1: 144,063 km (0.034 R)
• M2: 483,650 km (0.108 R)
• M3: 809,025 km (0.076 R)
• M4: 1,191,697 km (0.057 R)
• M5: 1,667,867 km (0.076 R)
• M6: 2,020,469 km (0.088 R)
• M7: 2,489,009 km (0.101 R)
• M8: 2,879,310 km (0.06 R)
• M9: 3,475,607 km (0.099 R)
• M10: 4,234,368 km (0.109 R)
• M11: 4,794,013 km (0.113 R)
• M12: 5,194,038 km (0.104 R)
• M13: 5,700,277 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.4

Radius: 8.5

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.88 AU - 0.98 AU

Year: 570 Days

Day: 13.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,134,973 km

• M1: 105,766 km (0.067 R)
• M2: 410,347 km (0.098 R)
• M3: 732,282 km (0.099 R)
• M4: 1,092,962 km (0.04 R)
• M5: 1,404,275 km (0.038 R)
• M6: 1,799,962 km (0.042 R)
• M7: 2,107,086 km (0.059 R)
• M8: 2,661,047 km (0.116 R)
• M9: 3,569,256 km (0.104 R)
• M10: 3,985,586 km (0.076 R)
• M11: 4,326,520 km (0.041 R)
• M12: 5,169,504 km (0.063 R)
• M13: 5,521,358 km (0.086 R)
• M14: 5,889,219 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.7

Radius: 12.4

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.01 AU - 1.21 AU

Year: 744 Days

Day: 12 Hours

Environment

Temp: -165 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 68,134,973 km

• M1: 159,322 km (0.079 R)
• M2: 724,802 km (0.061 R)
• M3: 1,467,705 km (0.118 R)
• M4: 1,886,280 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.5

Radius: 12

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.2 AU - 1.38 AU

Year: 932 Days

Day: 14 Hours

Environment

Temp: -179 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,134,973 km

• M1: 149,299 km (0.101 R)
• M2: 566,677 km (0.099 R)
• M3: 946,207 km (0.114 R)
• M4: 1,597,107 km (0.086 R)
• M5: 2,317,121 km (0.115 R)
• M6: 4,043,780 km (0.083 R)
• M7: 4,907,409 km (0.079 R)
• M8: 5,854,363 km (0.114 R)
• M9: 6,295,826 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633

Radius: 12.1

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.67 AU - 2.71 AU

Year: 2061 Days

Day: 6.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,134,973 km

• M1: 152,440 km (0.064 R)
• M2: 552,315 km (0.078 R)
• M3: 1,029,084 km (0.118 R)
• M4: 2,014,335 km (0.12 R)
• M5: 2,864,799 km (0.053 R)
• M6: 3,777,496 km (0.119 R)
• M7: 4,726,994 km (0.073 R)
• M8: 5,314,764 km (0.086 R)
• M9: 5,853,465 km (0.119 R)
• M10: 7,150,928 km (0.081 R)
• M11: 7,604,359 km (0.1 R)
• M12: 8,412,935 km (0.05 R)
• M13: 8,886,413 km (0.106 R)
• M14: 10,096,061 km (0.059 R)
• M15: 10,961,485 km (0.063 R)
• M16: 11,565,411 km (0.104 R)
• M17: 12,675,727 km (0.113 R)
• M18: 15,339,018 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.2

Radius: 12.3

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.09 AU - 5.81 AU

Year: 7002 Days

Day: 6.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,134,973 km

• M1: 157,527 km (0.039 R)
• M2: 814,112 km (0.116 R)
• M3: 1,507,498 km (0.04 R)
• M4: 2,602,853 km (0.094 R)
• M5: 3,120,911 km (0.116 R)
• M6: 3,796,944 km (0.102 R)
• M7: 4,594,300 km (0.071 R)
• M8: 5,588,228 km (0.089 R)
• M9: 6,423,882 km (0.069 R)
• M10: 7,305,612 km (0.06 R)
• M11: 7,812,898 km (0.1 R)
• M12: 10,258,824 km (0.026 R)
• M13: 13,282,795 km (0.088 R)
• M14: 14,317,414 km (0.118 R)
• M15: 16,119,919 km (0.112 R)
• M16: 17,233,525 km (0.109 R)
• M17: 19,270,599 km (0.051 R)
• M18: 22,055,513 km (0.105 R)
• M19: 25,425,654 km (0.078 R)
• M20: 28,945,243 km (0.095 R)
• M21: 31,338,360 km (0.088 R)
• M22: 32,196,603 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.1

Radius: 13.1

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.18 AU - 5.62 AU

Year: 7979 Days

Day: 8.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,134,973 km

• M1: 162,912 km (0.095 R)
• M2: 745,297 km (0.102 R)
• M3: 1,421,479 km (0.052 R)
• M4: 2,103,795 km (0.083 R)
• M5: 2,673,763 km (0.093 R)
• M6: 3,368,645 km (0.105 R)
• M7: 3,871,294 km (0.114 R)
• M8: 4,734,473 km (0.116 R)
• M9: 5,181,322 km (0.094 R)
• M10: 6,731,605 km (0.103 R)
• M11: 7,494,554 km (0.063 R)
• M12: 8,790,670 km (0.081 R)
• M13: 10,427,720 km (0.105 R)
• M14: 11,450,071 km (0.093 R)
• M15: 13,873,407 km (0.089 R)
• M16: 15,820,274 km (0.077 R)
• M17: 18,887,928 km (0.114 R)
• M18: 21,839,494 km (0.106 R)
• M19: 24,027,961 km (0.097 R)
• M20: 26,174,541 km (0.03 R)
• M21: 26,824,095 km (0.095 R)
• M22: 29,430,539 km (0.043 R)
• M23: 33,704,699 km (0.061 R)
• M24: 34,142,722 km (0.06 R)
• M25: 36,966,681 km (0.11 R)
• M26: 42,436,278 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.1

Radius: 6.6

Gravity: 18.85 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.59 AU - 10.21 AU

Year: 15479 Days

Day: 23.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 137.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 68,134,973 km

• M1: 82,129 km (0.034 R)
• M2: 393,442 km (0.108 R)
• M3: 602,431 km (0.114 R)
• M4: 836,701 km (0.088 R)
• M5: 1,657,395 km (0.087 R)
• M6: 2,709,965 km (0.1 R)
• M7: 3,024,869 km (0.081 R)
• M8: 3,283,673 km (0.05 R)
• M9: 5,761,313 km (0.072 R)
• M10: 6,450,211 km (0.06 R)
• M11: 9,650,858 km (0.078 R)
• M12: 12,552,757 km (0.089 R)
• M13: 14,489,451 km (0.108 R)
• M14: 17,179,670 km (0.114 R)
• M15: 20,826,118 km (0.089 R)
• M16: 24,541,979 km (0.104 R)
• M17: 26,230,790 km (0.103 R)
• M18: 28,791,905 km (0.1 R)
• M19: 32,501,035 km (0.095 R)
• M20: 33,380,670 km (0.072 R)
• M21: 36,651,478 km (0.098 R)
• M22: 44,586,748 km (0.118 R)
• M23: 46,142,715 km (0.098 R)
• M24: 47,413,250 km (0.111 R)
• M25: 51,027,385 km (0.104 R)
• M26: 52,044,052 km (0.118 R)
• M27: 54,644,512 km (0.1 R)
• M28: 59,541,449 km (0.093 R)
• M29: 59,915,443 km (0.036 R)
• M30: 61,808,754 km (0.066 R)
• M31: 63,351,856 km (0.088 R)
• M32: 67,931,047 km (0.089 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 11,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit