🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.49 AU - 0.69 AU

Year: 164 Days

Day: 40.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.84 AU - 1.22 AU

Year: 378 Days

Day: 16.6 Hours

Environment

Temp: 37 °C

Axial Tilt: 13.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,622,977 km

• M1: 50,265 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.04 AU - 1.16 AU

Year: 417 Days

Day: 19.5 Hours

Environment

Temp: 20 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 67,622,977 km

• M1: 44,879 km (0.084 R)
• M2: 1,071,420 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.65 AU - 2.33 AU

Year: 1015 Days

Day: 27.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.6 AU - 3.88 AU

Year: 2616 Days

Day: 17 Hours

Environment

Temp: -119 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,622,977 km

• M1: 384,317 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703

Radius: 10.5

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.13 AU - 10.17 AU

Year: 10010 Days

Day: 13.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,622,977 km

• M1: 130,749 km (0.086 R)
• M2: 493,823 km (0.076 R)
• M3: 959,222 km (0.059 R)
• M4: 1,786,947 km (0.043 R)
• M5: 2,381,748 km (0.112 R)
• M6: 3,834,493 km (0.033 R)
• M7: 4,240,651 km (0.082 R)
• M8: 4,981,908 km (0.069 R)
• M9: 6,606,541 km (0.065 R)
• M10: 7,941,253 km (0.104 R)
• M11: 8,290,265 km (0.048 R)
• M12: 8,833,006 km (0.075 R)
• M13: 10,709,712 km (0.047 R)
• M14: 11,136,365 km (0.032 R)
• M15: 11,797,587 km (0.112 R)
• M16: 13,381,230 km (0.078 R)
• M17: 14,512,789 km (0.109 R)
• M18: 15,168,327 km (0.097 R)
• M19: 16,328,159 km (0.091 R)
• M20: 17,472,732 km (0.052 R)
• M21: 18,593,669 km (0.103 R)
• M22: 20,242,686 km (0.116 R)
• M23: 20,813,402 km (0.1 R)
• M24: 24,010,009 km (0.05 R)
• M25: 24,374,131 km (0.084 R)
• M26: 24,834,443 km (0.035 R)
• M27: 25,206,942 km (0.093 R)
• M28: 26,539,859 km (0.03 R)
• M29: 28,423,147 km (0.118 R)
• M30: 29,971,634 km (0.096 R)
• M31: 36,610,189 km (0.11 R)
• M32: 40,078,317 km (0.096 R)
• M33: 45,682,103 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.1

Radius: 15

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 10.01 AU - 11.61 AU

Year: 12854 Days

Day: 12.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,622,977 km

• M1: 186,549 km (0.052 R)
• M2: 736,620 km (0.111 R)
• M3: 1,404,275 km (0.118 R)
• M4: 3,633,283 km (0.07 R)
• M5: 4,134,287 km (0.086 R)
• M6: 5,486,951 km (0.113 R)
• M7: 6,188,714 km (0.077 R)
• M8: 7,160,203 km (0.109 R)
• M9: 8,515,260 km (0.091 R)
• M10: 9,304,838 km (0.081 R)
• M11: 11,376,619 km (0.079 R)
• M12: 12,151,536 km (0.112 R)
• M13: 13,674,592 km (0.11 R)
• M14: 21,500,505 km (0.118 R)
• M15: 22,685,919 km (0.094 R)
• M16: 25,286,977 km (0.107 R)
• M17: 26,504,704 km (0.115 R)
• M18: 28,512,008 km (0.11 R)
• M19: 29,166,498 km (0.092 R)
• M20: 30,505,549 km (0.116 R)
• M21: 32,236,546 km (0.068 R)
• M22: 33,066,365 km (0.116 R)
• M23: 35,516,180 km (0.111 R)
• M24: 36,785,368 km (0.072 R)
• M25: 46,230,529 km (0.096 R)
• M26: 50,867,764 km (0.084 R)
• M27: 51,831,025 km (0.116 R)
• M28: 54,459,310 km (0.091 R)
• M29: 55,636,645 km (0.103 R)
• M30: 58,566,669 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.5

Radius: 3.1

Gravity: 58.64 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 12.31 AU - 13.23 AU

Year: 16504 Days

Day: 15.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,622,977 km

• M1: 40,840 km (0.063 R)
• M2: 320,139 km (0.072 R)
• M3: 635,791 km (0.107 R)
• M4: 926,908 km (0.057 R)
• M5: 1,356,404 km (0.11 R)
• M6: 1,474,437 km (0.075 R)
• M7: 2,270,746 km (0.089 R)
• M8: 2,612,577 km (0.117 R)
• M9: 3,061,670 km (0.09 R)
• M10: 3,317,782 km (0.098 R)
• M11: 3,785,574 km (0.074 R)
• M12: 5,414,695 km (0.11 R)
• M13: 6,139,945 km (0.062 R)
• M14: 6,546,552 km (0.097 R)
• M15: 6,671,915 km (0.029 R)
• M16: 15,489,513 km (0.063 R)
• M17: 16,702,752 km (0.033 R)
• M18: 16,858,782 km (0.047 R)
• M19: 17,815,162 km (0.114 R)
• M20: 20,098,025 km (0.078 R)
• M21: 23,630,480 km (0.074 R)
• M22: 31,892,321 km (0.11 R)
• M23: 44,977,348 km (0.106 R)
• M24: 51,440,425 km (0.111 R)
• M25: 55,844,137 km (0.084 R)
• M26: 56,367,730 km (0.068 R)
• M27: 57,247,964 km (0.06 R)
• M28: 61,414,713 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.8

Radius: 5.3

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 16.76 AU - 20.48 AU

Year: 29058 Days

Day: 22.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,622,977 km

• M1: 65,973 km (0.04 R)
• M2: 251,324 km (0.093 R)
• M3: 691,591 km (0.079 R)
• M4: 866,620 km (0.106 R)
• M5: 1,159,982 km (0.09 R)
• M6: 1,817,913 km (0.088 R)
• M7: 2,157,351 km (0.067 R)
• M8: 2,385,039 km (0.115 R)
• M9: 2,768,309 km (0.054 R)
• M10: 3,217,850 km (0.097 R)
• M11: 4,293,010 km (0.118 R)
• M12: 4,999,860 km (0.066 R)
• M13: 5,215,431 km (0.113 R)
• M14: 5,437,135 km (0.116 R)
• M15: 7,124,748 km (0.094 R)
• M16: 7,868,848 km (0.031 R)
• M17: 8,663,512 km (0.065 R)
• M18: 9,674,943 km (0.111 R)
• M19: 10,295,325 km (0.045 R)
• M20: 11,367,194 km (0.105 R)
• M21: 11,615,078 km (0.096 R)
• M22: 13,452,738 km (0.043 R)
• M23: 16,244,683 km (0.092 R)
• M24: 20,935,324 km (0.106 R)
• M25: 22,162,625 km (0.114 R)
• M26: 29,140,319 km (0.108 R)
• M27: 37,862,473 km (0.085 R)
• M28: 44,246,413 km (0.08 R)
• M29: 53,188,027 km (0.085 R)
• M30: 54,230,874 km (0.035 R)
• M31: 59,836,007 km (0.093 R)
• M32: 60,023,004 km (0.1 R)
• M33: 61,153,066 km (0.109 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 19,947 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit