🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.46 AU - 0.6 AU

Year: 164 Days

Day: 12.4 Hours

Environment

Temp: 122 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.68 AU - 0.86 AU

Year: 287 Days

Day: 18 Hours

Environment

Temp: -17 °C

Axial Tilt: 1.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 64,879,816 km

• M1: 245,640 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.01 AU - 2.21 AU

Year: 1301 Days

Day: 34.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,879,816 km

• M1: 38,447 km (0.106 R)
• M2: 235,766 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870

Radius: 13.5

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.01 AU - 3.01 AU

Year: 2217 Days

Day: 7.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,879,816 km

• M1: 167,849 km (0.115 R)
• M2: 590,612 km (0.075 R)
• M3: 1,084,435 km (0.117 R)
• M4: 2,398,951 km (0.066 R)
• M5: 2,989,863 km (0.096 R)
• M6: 3,549,359 km (0.091 R)
• M7: 5,108,917 km (0.106 R)
• M8: 5,964,617 km (0.107 R)
• M9: 6,828,844 km (0.115 R)
• M10: 9,215,977 km (0.108 R)
• M11: 9,927,315 km (0.032 R)
• M12: 12,494,265 km (0.066 R)
• M13: 14,606,886 km (0.067 R)
• M14: 17,370,258 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.3

Radius: 15

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.92 AU - 3.48 AU

Year: 2431 Days

Day: 5.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,879,816 km

• M1: 186,549 km (0.085 R)
• M2: 846,126 km (0.086 R)
• M3: 1,429,856 km (0.055 R)
• M4: 2,042,460 km (0.079 R)
• M5: 2,598,365 km (0.043 R)
• M6: 3,133,627 km (0.111 R)
• M7: 5,052,967 km (0.089 R)
• M8: 5,552,325 km (0.094 R)
• M9: 7,118,914 km (0.101 R)
• M10: 8,415,628 km (0.067 R)
• M11: 9,247,243 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.7

Radius: 12.6

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.19 AU - 7.95 AU

Year: 7150 Days

Day: 5.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,879,816 km

• M1: 157,377 km (0.074 R)
• M2: 597,793 km (0.098 R)
• M3: 1,078,301 km (0.056 R)
• M4: 1,564,943 km (0.079 R)
• M5: 3,036,986 km (0.087 R)
• M6: 4,006,829 km (0.101 R)
• M7: 6,587,393 km (0.089 R)
• M8: 7,529,560 km (0.095 R)
• M9: 8,283,982 km (0.072 R)
• M10: 8,882,224 km (0.063 R)
• M11: 11,814,941 km (0.081 R)
• M12: 13,044,785 km (0.066 R)
• M13: 14,301,856 km (0.116 R)
• M14: 15,105,495 km (0.116 R)
• M15: 15,999,791 km (0.103 R)
• M16: 16,929,093 km (0.113 R)
• M17: 20,359,373 km (0.096 R)
• M18: 21,376,638 km (0.071 R)
• M19: 22,275,123 km (0.116 R)
• M20: 24,469,873 km (0.086 R)
• M21: 29,467,938 km (0.109 R)
• M22: 32,108,191 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.4

Radius: 13.4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.03 AU - 7.27 AU

Year: 8118 Days

Day: 6.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,879,816 km

• M1: 166,652 km (0.047 R)
• M2: 683,812 km (0.109 R)
• M3: 1,155,195 km (0.116 R)
• M4: 1,746,106 km (0.105 R)
• M5: 2,980,738 km (0.104 R)
• M6: 4,112,745 km (0.054 R)
• M7: 5,160,229 km (0.114 R)
• M8: 6,524,711 km (0.108 R)
• M9: 8,377,331 km (0.096 R)
• M10: 9,143,871 km (0.119 R)
• M11: 10,355,464 km (0.067 R)
• M12: 12,171,582 km (0.078 R)
• M13: 12,744,093 km (0.083 R)
• M14: 13,819,851 km (0.094 R)
• M15: 14,443,226 km (0.064 R)
• M16: 19,733,006 km (0.098 R)
• M17: 23,285,058 km (0.117 R)
• M18: 24,258,043 km (0.078 R)
• M19: 25,814,758 km (0.086 R)
• M20: 31,414,655 km (0.069 R)
• M21: 31,843,253 km (0.079 R)
• M22: 32,602,612 km (0.093 R)
• M23: 33,820,189 km (0.106 R)
• M24: 34,724,658 km (0.072 R)
• M25: 38,260,403 km (0.078 R)
• M26: 38,872,109 km (0.103 R)
• M27: 40,115,267 km (0.102 R)
• M28: 40,746,720 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985

Radius: 5.5

Gravity: 32.56 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 10.86 AU - 15.8 AU

Year: 20664 Days

Day: 18.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 64,879,816 km

• M1: 68,516 km (0.114 R)
• M2: 314,305 km (0.106 R)
• M3: 1,041,052 km (0.076 R)
• M4: 1,390,063 km (0.062 R)
• M5: 2,185,326 km (0.075 R)
• M6: 2,436,501 km (0.082 R)
• M7: 3,220,244 km (0.078 R)
• M8: 3,395,273 km (0.114 R)
• M9: 3,828,808 km (0.107 R)
• M10: 4,058,889 km (0.094 R)
• M11: 4,403,713 km (0.111 R)
• M12: 5,191,345 km (0.099 R)
• M13: 5,556,215 km (0.043 R)
• M14: 6,025,054 km (0.069 R)
• M15: 6,566,299 km (0.117 R)
• M16: 7,287,660 km (0.117 R)
• M17: 8,717,068 km (0.079 R)
• M18: 10,835,374 km (0.069 R)
• M19: 17,537,209 km (0.04 R)
• M20: 19,202,682 km (0.073 R)
• M21: 19,780,578 km (0.062 R)
• M22: 20,172,226 km (0.074 R)
• M23: 21,378,134 km (0.113 R)
• M24: 23,275,933 km (0.111 R)
• M25: 25,283,237 km (0.064 R)
• M26: 26,446,809 km (0.08 R)
• M27: 29,638,330 km (0.071 R)
• M28: 29,893,993 km (0.103 R)
• M29: 32,126,741 km (0.095 R)
• M30: 34,187,003 km (0.064 R)
• M31: 41,051,900 km (0.063 R)
• M32: 43,474,637 km (0.033 R)
• M33: 55,078,794 km (0.088 R)
• M34: 56,832,231 km (0.093 R)
• M35: 57,623,305 km (0.091 R)
• M36: 67,697,076 km (0.11 R)
• M37: 67,918,630 km (0.073 R)
• M38: 79,620,026 km (0.098 R)
• M39: 84,140,874 km (0.041 R)
• M40: 84,396,985 km (0.052 R)
• M41: 87,248,021 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.9

Radius: 3.2

Gravity: 34.56 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 13.85 AU - 13.87 AU

Year: 21909 Days

Day: 15.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,879,816 km

• M1: 40,840 km (0.106 R)
• M2: 206,595 km (0.066 R)
• M3: 582,235 km (0.099 R)
• M4: 749,186 km (0.074 R)
• M5: 1,621,192 km (0.091 R)
• M6: 2,412,565 km (0.115 R)
• M7: 2,891,876 km (0.032 R)
• M8: 4,127,555 km (0.076 R)
• M9: 9,693,044 km (0.106 R)
• M10: 9,857,901 km (0.069 R)
• M11: 10,193,150 km (0.092 R)
• M12: 13,698,079 km (0.115 R)
• M13: 14,757,232 km (0.108 R)
• M14: 15,869,941 km (0.061 R)
• M15: 20,789,466 km (0.084 R)
• M16: 23,641,251 km (0.111 R)
• M17: 28,055,884 km (0.114 R)
• M18: 42,737,120 km (0.113 R)
• M19: 48,259,824 km (0.102 R)
• M20: 51,025,440 km (0.113 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 13,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit