🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.89 AU - 1.09 AU

Year: 358 Days

Day: 16.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 43.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.72 AU - 2.54 AU

Year: 1130 Days

Day: 47.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.85 AU - 3.07 AU

Year: 1402 Days

Day: 15.6 Hours

Environment

Temp: -89 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,581,019 km

• M1: 747,092 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.3

Radius: 8.1

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.45 AU - 7.13 AU

Year: 5063 Days

Day: 8.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 102,581,019 km

• M1: 112,647 km (0.084 R)
• M2: 474,674 km (0.101 R)
• M3: 788,530 km (0.117 R)
• M4: 1,250,788 km (0.113 R)
• M5: 1,576,163 km (0.092 R)
• M6: 2,085,394 km (0.085 R)
• M7: 2,638,009 km (0.04 R)
• M8: 3,231,613 km (0.084 R)
• M9: 3,931,282 km (0.117 R)
• M10: 4,393,091 km (0.119 R)
• M11: 5,324,936 km (0.078 R)
• M12: 7,355,877 km (0.088 R)
• M13: 7,701,298 km (0.119 R)
• M14: 8,323,476 km (0.057 R)
• M15: 8,595,295 km (0.104 R)
• M16: 9,930,456 km (0.114 R)
• M17: 10,313,876 km (0.082 R)
• M18: 11,192,314 km (0.099 R)
• M19: 12,162,905 km (0.075 R)
• M20: 15,309,846 km (0.081 R)
• M21: 16,772,315 km (0.079 R)
• M22: 20,154,723 km (0.119 R)
• M23: 20,831,952 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.6

Radius: 12.7

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.54 AU - 9.12 AU

Year: 7212 Days

Day: 7.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 102,581,019 km

• M1: 158,873 km (0.073 R)
• M2: 572,810 km (0.105 R)
• M3: 1,046,288 km (0.065 R)
• M4: 1,583,793 km (0.083 R)
• M5: 2,252,495 km (0.092 R)
• M6: 2,720,437 km (0.119 R)
• M7: 3,782,283 km (0.092 R)
• M8: 4,613,598 km (0.083 R)
• M9: 5,469,149 km (0.1 R)
• M10: 6,152,661 km (0.068 R)
• M11: 9,024,342 km (0.075 R)
• M12: 10,604,843 km (0.049 R)
• M13: 11,668,933 km (0.093 R)
• M14: 12,471,825 km (0.057 R)
• M15: 13,254,072 km (0.116 R)
• M16: 14,670,764 km (0.107 R)
• M17: 17,116,988 km (0.045 R)
• M18: 17,664,816 km (0.079 R)
• M19: 18,437,040 km (0.034 R)
• M20: 19,231,704 km (0.094 R)
• M21: 20,428,188 km (0.065 R)
• M22: 24,144,348 km (0.101 R)
• M23: 25,536,207 km (0.094 R)
• M24: 26,432,897 km (0.067 R)
• M25: 27,723,328 km (0.093 R)
• M26: 28,958,857 km (0.058 R)
• M27: 32,571,795 km (0.097 R)
• M28: 34,486,348 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942

Radius: 13.1

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.32 AU - 9.3 AU

Year: 8706 Days

Day: 14.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 102,581,019 km

• M1: 163,810 km (0.079 R)
• M2: 832,512 km (0.071 R)
• M3: 1,523,804 km (0.038 R)
• M4: 3,881,317 km (0.12 R)
• M5: 4,288,971 km (0.115 R)
• M6: 5,001,655 km (0.105 R)
• M7: 5,620,841 km (0.114 R)
• M8: 6,037,770 km (0.103 R)
• M9: 6,702,284 km (0.112 R)
• M10: 7,333,437 km (0.066 R)
• M11: 8,090,552 km (0.091 R)
• M12: 9,039,152 km (0.085 R)
• M13: 9,516,220 km (0.069 R)
• M14: 10,111,021 km (0.049 R)
• M15: 11,103,304 km (0.1 R)
• M16: 11,931,777 km (0.084 R)
• M17: 12,801,090 km (0.101 R)
• M18: 15,937,110 km (0.116 R)
• M19: 18,317,661 km (0.064 R)
• M20: 19,317,423 km (0.09 R)
• M21: 21,342,081 km (0.093 R)
• M22: 22,797,220 km (0.097 R)
• M23: 23,415,358 km (0.114 R)
• M24: 26,287,936 km (0.09 R)
• M25: 29,077,637 km (0.05 R)
• M26: 35,473,993 km (0.064 R)
• M27: 41,299,933 km (0.043 R)
• M28: 41,955,022 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.2

Radius: 7.6

Gravity: 14.81 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 14.1 AU - 21.1 AU

Year: 26835 Days

Day: 16.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 102,581,019 km

• M1: 94,546 km (0.05 R)
• M2: 444,156 km (0.061 R)
• M3: 745,596 km (0.078 R)
• M4: 1,111,961 km (0.119 R)
• M5: 1,370,316 km (0.107 R)
• M6: 3,326,907 km (0.037 R)
• M7: 4,290,916 km (0.091 R)
• M8: 5,732,740 km (0.093 R)
• M9: 6,184,825 km (0.093 R)
• M10: 7,007,613 km (0.102 R)
• M11: 7,419,157 km (0.048 R)
• M12: 10,106,084 km (0.112 R)
• M13: 12,171,582 km (0.118 R)
• M14: 12,541,238 km (0.053 R)
• M15: 15,002,871 km (0.033 R)
• M16: 16,124,855 km (0.101 R)
• M17: 16,570,956 km (0.096 R)
• M18: 18,438,087 km (0.113 R)
• M19: 25,111,499 km (0.113 R)
• M20: 25,831,962 km (0.072 R)
• M21: 31,820,065 km (0.091 R)
• M22: 33,956,473 km (0.096 R)
• M23: 36,338,968 km (0.117 R)
• M24: 39,631,917 km (0.071 R)
• M25: 40,772,301 km (0.074 R)
• M26: 44,151,119 km (0.044 R)
• M27: 57,856,827 km (0.055 R)
• M28: 58,482,445 km (0.1 R)
• M29: 63,872,157 km (0.101 R)
• M30: 73,656,157 km (0.101 R)
• M31: 84,660,577 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 691.9

Radius: 7.4

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 18.93 AU - 19.95 AU

Year: 31151 Days

Day: 21.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 102,581,019 km

• M1: 92,152 km (0.034 R)
• M2: 349,760 km (0.047 R)
• M3: 679,773 km (0.107 R)
• M4: 1,054,815 km (0.043 R)
• M5: 1,893,311 km (0.085 R)
• M6: 3,419,059 km (0.094 R)
• M7: 3,945,195 km (0.094 R)
• M8: 7,523,726 km (0.045 R)
• M9: 8,762,994 km (0.106 R)
• M10: 9,062,789 km (0.091 R)
• M11: 13,213,082 km (0.117 R)
• M12: 13,607,422 km (0.075 R)
• M13: 16,500,795 km (0.1 R)
• M14: 17,236,816 km (0.109 R)
• M15: 17,612,905 km (0.04 R)
• M16: 19,272,694 km (0.096 R)
• M17: 23,355,070 km (0.098 R)
• M18: 26,582,794 km (0.1 R)
• M19: 30,779,164 km (0.038 R)
• M20: 32,460,195 km (0.066 R)
• M21: 41,623,064 km (0.088 R)
• M22: 43,156,891 km (0.113 R)
• M23: 45,260,088 km (0.117 R)
• M24: 45,976,063 km (0.064 R)
• M25: 50,815,255 km (0.065 R)
• M26: 53,159,005 km (0.044 R)
• M27: 56,188,661 km (0.079 R)
• M28: 60,620,947 km (0.111 R)
• M29: 72,831,723 km (0.094 R)
• M30: 78,862,462 km (0.099 R)
• M31: 81,734,592 km (0.083 R)
• M32: 85,762,215 km (0.109 R)
• M33: 98,037,917 km (0.114 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 13,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit