🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.58 AU - 0.8 AU

Year: 210 Days

Day: 28.9 Hours

Environment

Temp: 173 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.29 AU - 2.03 AU

Year: 785 Days

Day: 45.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.6

Radius: 14.9

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.17 AU - 6.91 AU

Year: 4787 Days

Day: 14 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 107,397,302 km

• M1: 185,501 km (0.063 R)
• M2: 673,639 km (0.082 R)
• M3: 1,309,580 km (0.047 R)
• M4: 1,997,431 km (0.105 R)
• M5: 2,850,139 km (0.036 R)
• M6: 3,431,326 km (0.069 R)
• M7: 4,488,983 km (0.094 R)
• M8: 5,869,772 km (0.096 R)
• M9: 6,347,288 km (0.064 R)
• M10: 6,948,372 km (0.066 R)
• M11: 7,761,736 km (0.118 R)
• M12: 9,258,163 km (0.108 R)
• M13: 10,458,088 km (0.09 R)
• M14: 11,712,915 km (0.049 R)
• M15: 12,718,213 km (0.032 R)
• M16: 14,094,513 km (0.107 R)
• M17: 18,948,515 km (0.079 R)
• M18: 24,510,115 km (0.109 R)
• M19: 26,799,112 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.9

Radius: 10.5

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.11 AU - 7.45 AU

Year: 5777 Days

Day: 11.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 107,397,302 km

• M1: 130,898 km (0.048 R)
• M2: 592,557 km (0.076 R)
• M3: 1,496,278 km (0.054 R)
• M4: 2,429,170 km (0.056 R)
• M5: 3,013,649 km (0.07 R)
• M6: 3,382,109 km (0.071 R)
• M7: 4,541,343 km (0.081 R)
• M8: 5,112,507 km (0.053 R)
• M9: 5,916,446 km (0.118 R)
• M10: 7,046,359 km (0.105 R)
• M11: 8,041,634 km (0.11 R)
• M12: 10,173,702 km (0.102 R)
• M13: 11,200,692 km (0.049 R)
• M14: 13,081,586 km (0.099 R)
• M15: 14,754,240 km (0.071 R)
• M16: 16,129,942 km (0.106 R)
• M17: 16,944,502 km (0.099 R)
• M18: 17,524,194 km (0.064 R)
• M19: 18,183,771 km (0.039 R)
• M20: 19,905,343 km (0.091 R)
• M21: 20,406,197 km (0.062 R)
• M22: 21,883,775 km (0.105 R)
• M23: 23,829,594 km (0.092 R)
• M24: 27,795,284 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.9

Radius: 11.4

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.25 AU - 7.27 AU

Year: 6452 Days

Day: 14.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 107,397,302 km

• M1: 141,819 km (0.097 R)
• M2: 504,893 km (0.054 R)
• M3: 916,137 km (0.039 R)
• M4: 1,789,639 km (0.087 R)
• M5: 2,447,571 km (0.099 R)
• M6: 3,047,309 km (0.101 R)
• M7: 4,064,873 km (0.106 R)
• M8: 4,432,435 km (0.111 R)
• M9: 4,996,270 km (0.072 R)
• M10: 5,767,896 km (0.098 R)
• M11: 7,744,383 km (0.108 R)
• M12: 8,312,406 km (0.108 R)
• M13: 11,168,379 km (0.088 R)
• M14: 12,376,980 km (0.097 R)
• M15: 13,904,673 km (0.117 R)
• M16: 14,501,270 km (0.1 R)
• M17: 19,830,993 km (0.107 R)
• M18: 20,587,210 km (0.095 R)
• M19: 26,068,925 km (0.06 R)
• M20: 28,567,509 km (0.089 R)
• M21: 31,832,931 km (0.057 R)
• M22: 32,660,506 km (0.098 R)
• M23: 34,901,183 km (0.09 R)
• M24: 39,331,075 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.7

Radius: 11.3

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.58 AU - 9.98 AU

Year: 10378 Days

Day: 12.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,397,302 km

• M1: 141,520 km (0.045 R)
• M2: 797,207 km (0.097 R)
• M3: 1,876,107 km (0.096 R)
• M4: 2,373,669 km (0.057 R)
• M5: 3,058,080 km (0.047 R)
• M6: 5,918,092 km (0.102 R)
• M7: 10,826,996 km (0.055 R)
• M8: 11,264,121 km (0.101 R)
• M9: 12,277,796 km (0.116 R)
• M10: 12,860,779 km (0.068 R)
• M11: 13,296,259 km (0.063 R)
• M12: 15,808,007 km (0.097 R)
• M13: 21,219,112 km (0.117 R)
• M14: 24,879,771 km (0.091 R)
• M15: 25,386,310 km (0.085 R)
• M16: 27,036,075 km (0.084 R)
• M17: 28,296,587 km (0.099 R)
• M18: 29,220,802 km (0.081 R)
• M19: 30,548,184 km (0.083 R)
• M20: 33,322,776 km (0.101 R)
• M21: 35,298,665 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.4

Radius: 11

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 7.68 AU - 10.96 AU

Year: 10445 Days

Day: 9.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 107,397,302 km

• M1: 136,732 km (0.077 R)
• M2: 486,642 km (0.07 R)
• M3: 911,799 km (0.114 R)
• M4: 1,908,420 km (0.029 R)
• M5: 2,848,343 km (0.114 R)
• M6: 3,699,256 km (0.085 R)
• M7: 4,531,170 km (0.076 R)
• M8: 5,793,776 km (0.045 R)
• M9: 7,911,184 km (0.079 R)
• M10: 8,719,461 km (0.065 R)
• M11: 11,089,840 km (0.117 R)
• M12: 15,440,295 km (0.032 R)
• M13: 16,845,468 km (0.088 R)
• M14: 17,356,943 km (0.111 R)
• M15: 17,728,694 km (0.099 R)
• M16: 22,001,957 km (0.096 R)
• M17: 24,145,246 km (0.101 R)
• M18: 26,916,546 km (0.086 R)
• M19: 28,225,079 km (0.063 R)
• M20: 28,843,068 km (0.1 R)
• M21: 29,681,265 km (0.056 R)
• M22: 31,296,323 km (0.036 R)
• M23: 37,226,084 km (0.073 R)
• M24: 37,844,970 km (0.097 R)
• M25: 39,742,619 km (0.099 R)
• M26: 45,957,214 km (0.069 R)
• M27: 48,408,824 km (0.098 R)
• M28: 48,850,287 km (0.098 R)
• M29: 50,040,787 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.3

Radius: 4

Gravity: 51.21 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 16.13 AU - 22.09 AU

Year: 30666 Days

Day: 23.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 107,397,302 km

• M1: 49,816 km (0.115 R)
• M2: 419,323 km (0.101 R)
• M3: 615,296 km (0.079 R)
• M4: 751,729 km (0.114 R)
• M5: 1,240,166 km (0.101 R)
• M6: 1,496,876 km (0.035 R)
• M7: 1,914,853 km (0.056 R)
• M8: 2,306,650 km (0.087 R)
• M9: 2,534,786 km (0.044 R)
• M10: 3,186,285 km (0.1 R)
• M11: 4,496,314 km (0.098 R)
• M12: 4,893,047 km (0.04 R)
• M13: 6,368,681 km (0.073 R)
• M14: 7,722,242 km (0.088 R)
• M15: 12,756,510 km (0.104 R)
• M16: 13,307,778 km (0.074 R)
• M17: 17,236,367 km (0.053 R)
• M18: 21,103,024 km (0.081 R)
• M19: 42,153,987 km (0.046 R)
• M20: 63,448,047 km (0.071 R)
• M21: 64,359,248 km (0.076 R)
• M22: 69,045,850 km (0.118 R)
• M23: 76,237,768 km (0.092 R)
• M24: 79,617,632 km (0.107 R)
• M25: 86,117,211 km (0.107 R)
• M26: 92,669,299 km (0.079 R)
• M27: 93,841,697 km (0.113 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 16,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit