🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.46 AU - 0.76 AU

Year: 308 Days

Day: 35.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.7

Radius: 14.8

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.91 AU - 1.01 AU

Year: 607 Days

Day: 5.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,400,603 km

• M1: 184,005 km (0.1 R)
• M2: 671,395 km (0.118 R)
• M3: 1,751,193 km (0.092 R)
• M4: 2,292,139 km (0.074 R)
• M5: 2,998,390 km (0.038 R)
• M6: 3,463,490 km (0.112 R)
• M7: 4,399,225 km (0.102 R)
• M8: 4,881,678 km (0.039 R)
• M9: 5,481,416 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713

Radius: 12.5

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.19 AU - 1.25 AU

Year: 870 Days

Day: 13.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,400,603 km

• M1: 156,629 km (0.113 R)
• M2: 561,142 km (0.101 R)
• M3: 965,654 km (0.068 R)
• M4: 1,489,995 km (0.092 R)
• M5: 1,986,211 km (0.111 R)
• M6: 2,535,235 km (0.118 R)
• M7: 3,015,594 km (0.086 R)
• M8: 3,457,207 km (0.061 R)
• M9: 4,816,752 km (0.07 R)
• M10: 5,216,179 km (0.113 R)
• M11: 6,376,759 km (0.086 R)
• M12: 8,276,502 km (0.098 R)
• M13: 8,878,783 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.5

Radius: 13.8

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.52 AU - 4.9 AU

Year: 6600 Days

Day: 9.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,400,603 km

• M1: 171,589 km (0.115 R)
• M2: 611,107 km (0.095 R)
• M3: 1,072,467 km (0.093 R)
• M4: 1,549,086 km (0.057 R)
• M5: 2,033,035 km (0.044 R)
• M6: 3,171,325 km (0.082 R)
• M7: 4,233,620 km (0.102 R)
• M8: 4,725,647 km (0.07 R)
• M9: 6,014,433 km (0.064 R)
• M10: 6,707,071 km (0.042 R)
• M11: 7,489,019 km (0.081 R)
• M12: 8,571,509 km (0.102 R)
• M13: 10,068,236 km (0.1 R)
• M14: 11,142,797 km (0.102 R)
• M15: 12,500,099 km (0.055 R)
• M16: 13,852,763 km (0.118 R)
• M17: 14,768,302 km (0.11 R)
• M18: 15,360,859 km (0.083 R)
• M19: 17,891,008 km (0.104 R)
• M20: 19,465,675 km (0.066 R)
• M21: 21,205,498 km (0.117 R)
• M22: 22,190,151 km (0.077 R)
• M23: 24,414,223 km (0.097 R)
• M24: 24,909,541 km (0.1 R)
• M25: 26,091,365 km (0.103 R)
• M26: 26,609,272 km (0.097 R)
• M27: 27,844,203 km (0.095 R)
• M28: 28,658,015 km (0.114 R)
• M29: 29,116,982 km (0.068 R)
• M30: 31,098,405 km (0.11 R)
• M31: 32,468,423 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.7

Radius: 5.5

Gravity: 21.81 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.49 AU - 6.97 AU

Year: 10040 Days

Day: 20.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,400,603 km

• M1: 77,641 km (0.112 R)
• M2: 269,875 km (0.103 R)
• M3: 552,615 km (0.108 R)
• M4: 950,395 km (0.111 R)
• M5: 1,578,108 km (0.086 R)
• M6: 2,242,921 km (0.031 R)
• M7: 3,862,916 km (0.059 R)
• M8: 5,147,663 km (0.071 R)
• M9: 10,051,780 km (0.052 R)
• M10: 10,667,974 km (0.051 R)
• M11: 11,200,542 km (0.074 R)
• M12: 11,694,814 km (0.085 R)
• M13: 12,261,041 km (0.061 R)
• M14: 13,508,987 km (0.06 R)
• M15: 14,905,034 km (0.073 R)
• M16: 16,464,293 km (0.048 R)
• M17: 20,546,520 km (0.116 R)
• M18: 20,791,262 km (0.067 R)
• M19: 22,129,564 km (0.039 R)
• M20: 23,524,415 km (0.118 R)
• M21: 30,424,467 km (0.061 R)
• M22: 31,062,801 km (0.096 R)
• M23: 33,367,207 km (0.089 R)
• M24: 36,613,780 km (0.077 R)
• M25: 38,684,214 km (0.107 R)
• M26: 45,915,626 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.7

Radius: 7.6

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 9.15 AU - 12.63 AU

Year: 23204 Days

Day: 20.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,400,603 km

• M1: 94,845 km (0.076 R)
• M2: 585,526 km (0.095 R)
• M3: 999,613 km (0.097 R)
• M4: 1,293,872 km (0.118 R)
• M5: 1,793,678 km (0.093 R)
• M6: 2,136,108 km (0.119 R)
• M7: 2,697,848 km (0.073 R)
• M8: 3,001,532 km (0.029 R)
• M9: 4,264,287 km (0.05 R)
• M10: 4,945,257 km (0.026 R)
• M11: 5,330,023 km (0.081 R)
• M12: 6,080,405 km (0.083 R)
• M13: 10,125,083 km (0.119 R)
• M14: 10,688,469 km (0.057 R)
• M15: 10,977,941 km (0.051 R)
• M16: 11,451,867 km (0.096 R)
• M17: 11,694,066 km (0.087 R)
• M18: 15,897,616 km (0.118 R)
• M19: 18,170,606 km (0.085 R)
• M20: 19,858,968 km (0.092 R)
• M21: 20,651,687 km (0.067 R)
• M22: 21,010,871 km (0.11 R)
• M23: 22,300,405 km (0.072 R)
• M24: 23,544,461 km (0.062 R)
• M25: 26,065,783 km (0.09 R)
• M26: 27,661,843 km (0.106 R)
• M27: 32,235,050 km (0.109 R)
• M28: 45,667,293 km (0.069 R)
• M29: 50,860,284 km (0.113 R)
• M30: 60,184,420 km (0.086 R)
• M31: 60,917,151 km (0.042 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 11,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit