🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.79 AU - 1.11 AU

Year: 340 Days

Day: 31.1 Hours

Environment

Temp: 29 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,245,892 km

• M1: 43,982 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.71 AU - 3.39 AU

Year: 1955 Days

Day: 29.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.6 AU - 3.52 AU

Year: 1965 Days

Day: 41.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,245,892 km

• M1: 34,258 km (0.077 R)
• M2: 717,172 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.9

Radius: 11.2

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.65 AU - 5.31 AU

Year: 4080 Days

Day: 14.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 89,245,892 km

• M1: 139,425 km (0.042 R)
• M2: 523,892 km (0.099 R)
• M3: 884,722 km (0.035 R)
• M4: 1,256,323 km (0.091 R)
• M5: 1,685,070 km (0.063 R)
• M6: 2,410,470 km (0.101 R)
• M7: 4,404,760 km (0.068 R)
• M8: 5,895,502 km (0.113 R)
• M9: 6,285,055 km (0.08 R)
• M10: 8,091,749 km (0.11 R)
• M11: 9,433,642 km (0.106 R)
• M12: 12,750,975 km (0.1 R)
• M13: 18,498,076 km (0.105 R)
• M14: 21,019,398 km (0.118 R)
• M15: 23,387,832 km (0.107 R)
• M16: 24,291,553 km (0.106 R)
• M17: 26,008,637 km (0.078 R)
• M18: 28,140,556 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274

Radius: 13.5

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.11 AU - 7.05 AU

Year: 5503 Days

Day: 10.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,245,892 km

• M1: 168,148 km (0.057 R)
• M2: 810,072 km (0.046 R)
• M3: 1,480,570 km (0.066 R)
• M4: 2,133,266 km (0.117 R)
• M5: 2,566,351 km (0.112 R)
• M6: 3,713,767 km (0.088 R)
• M7: 4,150,443 km (0.041 R)
• M8: 5,834,915 km (0.073 R)
• M9: 6,846,496 km (0.108 R)
• M10: 7,282,574 km (0.032 R)
• M11: 7,737,202 km (0.11 R)
• M12: 8,703,903 km (0.085 R)
• M13: 9,329,222 km (0.039 R)
• M14: 11,690,924 km (0.077 R)
• M15: 13,200,067 km (0.088 R)
• M16: 13,828,977 km (0.099 R)
• M17: 23,226,565 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.8

Radius: 9.8

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.46 AU - 9.8 AU

Year: 8510 Days

Day: 7.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 89,245,892 km

• M1: 129,402 km (0.115 R)
• M2: 547,528 km (0.105 R)
• M3: 901,028 km (0.067 R)
• M4: 1,974,094 km (0.056 R)
• M5: 2,291,540 km (0.096 R)
• M6: 3,009,610 km (0.1 R)
• M7: 3,433,271 km (0.091 R)
• M8: 3,896,426 km (0.082 R)
• M9: 5,223,060 km (0.11 R)
• M10: 5,540,507 km (0.054 R)
• M11: 6,214,296 km (0.093 R)
• M12: 7,888,445 km (0.046 R)
• M13: 9,796,417 km (0.087 R)
• M14: 10,579,262 km (0.052 R)
• M15: 12,103,515 km (0.09 R)
• M16: 13,004,543 km (0.048 R)
• M17: 13,769,138 km (0.077 R)
• M18: 14,315,768 km (0.097 R)
• M19: 14,750,799 km (0.111 R)
• M20: 15,130,777 km (0.118 R)
• M21: 15,778,536 km (0.062 R)
• M22: 17,690,846 km (0.104 R)
• M23: 19,600,612 km (0.077 R)
• M24: 21,481,805 km (0.104 R)
• M25: 29,411,241 km (0.075 R)
• M26: 31,347,336 km (0.033 R)
• M27: 32,187,478 km (0.03 R)
• M28: 33,042,430 km (0.079 R)
• M29: 33,367,057 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.3

Radius: 11.3

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.71 AU - 9.35 AU

Year: 9145 Days

Day: 8.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,245,892 km

• M1: 140,472 km (0.066 R)
• M2: 704,756 km (0.071 R)
• M3: 1,417,739 km (0.118 R)
• M4: 2,232,748 km (0.116 R)
• M5: 3,108,195 km (0.064 R)
• M6: 4,366,014 km (0.106 R)
• M7: 5,463,464 km (0.104 R)
• M8: 6,183,778 km (0.051 R)
• M9: 7,241,285 km (0.076 R)
• M10: 8,283,982 km (0.106 R)
• M11: 11,192,015 km (0.082 R)
• M12: 13,171,195 km (0.115 R)
• M13: 13,532,623 km (0.032 R)
• M14: 13,900,634 km (0.077 R)
• M15: 14,528,945 km (0.117 R)
• M16: 15,506,567 km (0.025 R)
• M17: 16,389,045 km (0.028 R)
• M18: 18,552,829 km (0.067 R)
• M19: 19,391,923 km (0.045 R)
• M20: 23,264,563 km (0.049 R)
• M21: 25,989,638 km (0.079 R)
• M22: 29,021,987 km (0.096 R)
• M23: 31,312,031 km (0.116 R)
• M24: 33,944,954 km (0.104 R)
• M25: 36,484,976 km (0.08 R)
• M26: 42,070,512 km (0.097 R)
• M27: 43,918,195 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.8

Radius: 3.6

Gravity: 21.67 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 11.35 AU - 14.05 AU

Year: 16614 Days

Day: 15.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,245,892 km

• M1: 47,123 km (0.035 R)
• M2: 371,152 km (0.074 R)
• M3: 1,405,622 km (0.108 R)
• M4: 1,634,506 km (0.063 R)
• M5: 1,757,925 km (0.053 R)
• M6: 1,920,986 km (0.104 R)
• M7: 2,471,506 km (0.106 R)
• M8: 2,804,810 km (0.08 R)
• M9: 3,984,838 km (0.085 R)
• M10: 4,209,385 km (0.073 R)
• M11: 5,737,976 km (0.08 R)
• M12: 8,212,325 km (0.096 R)
• M13: 9,531,928 km (0.097 R)
• M14: 10,877,860 km (0.096 R)
• M15: 11,483,731 km (0.076 R)
• M16: 15,944,590 km (0.098 R)
• M17: 16,581,578 km (0.119 R)
• M18: 20,185,091 km (0.114 R)
• M19: 28,066,356 km (0.084 R)
• M20: 29,517,305 km (0.1 R)
• M21: 38,148,803 km (0.113 R)
• M22: 44,472,754 km (0.057 R)
• M23: 45,731,471 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.6

Radius: 3.9

Gravity: 45.01 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 14.35 AU - 19.37 AU

Year: 25413 Days

Day: 21.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,245,892 km

• M1: 65,973 km (0.077 R)
• M2: 320,439 km (0.073 R)
• M3: 1,011,282 km (0.074 R)
• M4: 2,705,777 km (0.112 R)
• M5: 3,283,224 km (0.081 R)
• M6: 4,566,625 km (0.09 R)
• M7: 6,799,522 km (0.087 R)
• M8: 8,230,875 km (0.088 R)
• M9: 11,265,168 km (0.085 R)
• M10: 13,103,726 km (0.059 R)
• M11: 14,093,915 km (0.102 R)
• M12: 16,567,216 km (0.085 R)
• M13: 21,409,699 km (0.119 R)
• M14: 25,114,042 km (0.073 R)
• M15: 26,161,526 km (0.117 R)
• M16: 27,480,830 km (0.09 R)
• M17: 37,829,412 km (0.117 R)
• M18: 43,527,146 km (0.079 R)
• M19: 55,214,480 km (0.114 R)
• M20: 57,578,425 km (0.073 R)
• M21: 62,506,927 km (0.084 R)
• M22: 87,914,629 km (0.117 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 11,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit