🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.5 AU - 0.8 AU

Year: 344 Days

Day: 13 Hours

Environment

Temp: -127 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.3

Radius: 11.3

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.87 AU - 1.15 AU

Year: 666 Days

Day: 10.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 66.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,479,002 km

• M1: 140,472 km (0.106 R)
• M2: 504,743 km (0.104 R)
• M3: 1,425,967 km (0.079 R)
• M4: 1,853,817 km (0.095 R)
• M5: 2,743,475 km (0.116 R)
• M6: 3,101,014 km (0.06 R)
• M7: 3,502,535 km (0.055 R)
• M8: 3,856,932 km (0.098 R)
• M9: 4,322,630 km (0.101 R)
• M10: 4,684,807 km (0.034 R)
• M11: 5,698,183 km (0.109 R)
• M12: 6,323,203 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.6

Radius: 8.6

Gravity: 12.22 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.99 AU - 1.51 AU

Year: 917 Days

Day: 6 Hours

Environment

Temp: -163 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,479,002 km

• M1: 107,112 km (0.076 R)
• M2: 656,136 km (0.076 R)
• M3: 948,301 km (0.12 R)
• M4: 1,255,425 km (0.094 R)
• M5: 1,594,713 km (0.096 R)
• M6: 1,867,430 km (0.101 R)
• M7: 2,404,038 km (0.12 R)
• M8: 2,906,836 km (0.062 R)
• M9: 3,862,318 km (0.097 R)
• M10: 4,274,310 km (0.08 R)
• M11: 5,089,918 km (0.101 R)
• M12: 5,814,121 km (0.097 R)
• M13: 6,446,023 km (0.081 R)
• M14: 7,441,447 km (0.096 R)
• M15: 8,212,923 km (0.049 R)
• M16: 8,895,688 km (0.059 R)
• M17: 9,179,176 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.3

Radius: 10.2

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.02 AU - 2.98 AU

Year: 2593 Days

Day: 5.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,479,002 km

• M1: 127,158 km (0.094 R)
• M2: 535,112 km (0.085 R)
• M3: 1,007,392 km (0.053 R)
• M4: 1,378,245 km (0.117 R)
• M5: 2,321,909 km (0.111 R)
• M6: 2,713,556 km (0.083 R)
• M7: 3,234,904 km (0.078 R)
• M8: 3,575,389 km (0.118 R)
• M9: 4,080,282 km (0.047 R)
• M10: 6,732,802 km (0.07 R)
• M11: 7,081,814 km (0.093 R)
• M12: 7,753,508 km (0.072 R)
• M13: 8,635,238 km (0.111 R)
• M14: 11,030,749 km (0.051 R)
• M15: 11,975,459 km (0.114 R)
• M16: 14,261,464 km (0.106 R)
• M17: 15,532,448 km (0.079 R)
• M18: 15,989,469 km (0.107 R)
• M19: 17,578,199 km (0.119 R)
• M20: 17,963,413 km (0.078 R)
• M21: 19,269,552 km (0.097 R)
• M22: 19,679,301 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.9

Radius: 11

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.97 AU - 3.67 AU

Year: 3968 Days

Day: 7.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,479,002 km

• M1: 136,882 km (0.086 R)
• M2: 487,539 km (0.113 R)
• M3: 842,685 km (0.061 R)
• M4: 1,206,208 km (0.095 R)
• M5: 1,596,209 km (0.091 R)
• M6: 2,908,332 km (0.083 R)
• M7: 3,347,103 km (0.076 R)
• M8: 3,829,855 km (0.026 R)
• M9: 4,244,690 km (0.109 R)
• M10: 5,645,524 km (0.096 R)
• M11: 6,097,310 km (0.092 R)
• M12: 6,542,663 km (0.114 R)
• M13: 7,700,850 km (0.11 R)
• M14: 8,151,139 km (0.12 R)
• M15: 8,953,133 km (0.085 R)
• M16: 9,687,509 km (0.068 R)
• M17: 15,285,013 km (0.099 R)
• M18: 18,574,371 km (0.116 R)
• M19: 20,155,770 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 14.3

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.02 AU - 4.82 AU

Year: 5091 Days

Day: 8.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,479,002 km

• M1: 178,171 km (0.06 R)
• M2: 709,393 km (0.075 R)
• M3: 1,250,339 km (0.096 R)
• M4: 2,203,876 km (0.086 R)
• M5: 2,961,140 km (0.045 R)
• M6: 4,838,594 km (0.06 R)
• M7: 8,445,398 km (0.068 R)
• M8: 10,083,644 km (0.099 R)
• M9: 10,704,476 km (0.101 R)
• M10: 14,199,680 km (0.114 R)
• M11: 15,208,868 km (0.1 R)
• M12: 16,026,420 km (0.092 R)
• M13: 16,506,629 km (0.065 R)
• M14: 18,920,540 km (0.119 R)
• M15: 24,046,511 km (0.107 R)
• M16: 28,080,867 km (0.059 R)
• M17: 29,850,161 km (0.085 R)
• M18: 30,303,891 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.8

Radius: 5.9

Gravity: 25.22 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.06 AU - 8.82 AU

Year: 13313 Days

Day: 25 Hours

Environment

Temp: -221 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,479,002 km

• M1: 73,303 km (0.1 R)
• M2: 350,957 km (0.086 R)
• M3: 734,376 km (0.09 R)
• M4: 1,257,819 km (0.088 R)
• M5: 2,355,568 km (0.116 R)
• M6: 2,865,248 km (0.092 R)
• M7: 3,339,324 km (0.057 R)
• M8: 3,835,241 km (0.082 R)
• M9: 4,442,608 km (0.103 R)
• M10: 7,477,350 km (0.118 R)
• M11: 10,831,933 km (0.076 R)
• M12: 11,125,294 km (0.11 R)
• M13: 16,339,827 km (0.092 R)
• M14: 16,570,807 km (0.055 R)
• M15: 16,960,509 km (0.11 R)
• M16: 18,664,130 km (0.047 R)
• M17: 20,124,354 km (0.072 R)
• M18: 21,199,963 km (0.101 R)
• M19: 23,857,569 km (0.047 R)
• M20: 25,266,183 km (0.075 R)
• M21: 28,580,823 km (0.032 R)
• M22: 32,902,705 km (0.076 R)
• M23: 37,507,029 km (0.075 R)
• M24: 37,774,809 km (0.116 R)
• M25: 46,104,269 km (0.077 R)
• M26: 47,029,980 km (0.106 R)
• M27: 48,125,635 km (0.064 R)
• M28: 51,020,803 km (0.116 R)
• M29: 53,182,641 km (0.11 R)
• M30: 55,404,768 km (0.098 R)
• M31: 60,216,135 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.4

Radius: 7.5

Gravity: 14.55 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.59 AU - 9.69 AU

Year: 16660 Days

Day: 23.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,479,002 km

• M1: 93,499 km (0.097 R)
• M2: 334,202 km (0.062 R)
• M3: 939,325 km (0.097 R)
• M4: 1,249,292 km (0.11 R)
• M5: 2,240,527 km (0.111 R)
• M6: 3,314,042 km (0.028 R)
• M7: 4,426,302 km (0.058 R)
• M8: 5,122,081 km (0.098 R)
• M9: 6,426,425 km (0.111 R)
• M10: 9,674,494 km (0.06 R)
• M11: 12,363,067 km (0.113 R)
• M12: 13,313,463 km (0.096 R)
• M13: 14,903,987 km (0.081 R)
• M14: 15,282,470 km (0.071 R)
• M15: 17,773,573 km (0.07 R)
• M16: 18,113,609 km (0.1 R)
• M17: 22,047,734 km (0.115 R)
• M18: 22,539,163 km (0.1 R)
• M19: 41,206,434 km (0.088 R)
• M20: 48,244,865 km (0.119 R)
• M21: 54,779,150 km (0.044 R)
• M22: 55,318,749 km (0.084 R)
• M23: 58,070,303 km (0.046 R)
• M24: 59,385,119 km (0.082 R)
• M25: 63,250,728 km (0.079 R)
• M26: 69,779,478 km (0.077 R)
• M27: 71,264,985 km (0.077 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 10,714 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit