🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.56 AU - 0.76 AU

Year: 346 Days

Day: 19.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.2

Radius: 11.5

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.78 AU - 1.02 AU

Year: 551 Days

Day: 13.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,399,869 km

• M1: 148,401 km (0.107 R)
• M2: 517,309 km (0.097 R)
• M3: 903,721 km (0.075 R)
• M4: 1,317,658 km (0.031 R)
• M5: 2,119,503 km (0.077 R)
• M6: 2,881,853 km (0.115 R)
• M7: 3,682,950 km (0.079 R)
• M8: 4,201,905 km (0.097 R)
• M9: 4,753,323 km (0.078 R)
• M10: 6,722,330 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.9

Radius: 14.1

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.88 AU - 1.14 AU

Year: 655 Days

Day: 9.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 50,399,869 km

• M1: 175,927 km (0.071 R)
• M2: 1,078,900 km (0.112 R)
• M3: 1,992,195 km (0.045 R)
• M4: 2,446,075 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.2

Radius: 9.1

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.08 AU - 1.66 AU

Year: 1035 Days

Day: 13.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,399,869 km

• M1: 114,442 km (0.07 R)
• M2: 435,031 km (0.086 R)
• M3: 720,314 km (0.041 R)
• M4: 1,010,833 km (0.102 R)
• M5: 1,786,647 km (0.068 R)
• M6: 2,590,586 km (0.072 R)
• M7: 3,197,654 km (0.088 R)
• M8: 3,771,063 km (0.112 R)
• M9: 4,803,438 km (0.082 R)
• M10: 5,515,524 km (0.1 R)
• M11: 5,949,956 km (0.115 R)
• M12: 6,318,266 km (0.112 R)
• M13: 8,050,011 km (0.103 R)
• M14: 8,447,343 km (0.108 R)
• M15: 8,941,166 km (0.111 R)
• M16: 9,629,465 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.5

Radius: 14.8

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.49 AU - 1.83 AU

Year: 1381 Days

Day: 14.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,399,869 km

• M1: 184,005 km (0.044 R)
• M2: 748,588 km (0.065 R)
• M3: 1,227,451 km (0.078 R)
• M4: 1,850,825 km (0.091 R)
• M5: 2,844,454 km (0.079 R)
• M6: 3,449,577 km (0.041 R)
• M7: 4,063,976 km (0.119 R)
• M8: 5,646,422 km (0.111 R)
• M9: 6,694,505 km (0.118 R)
• M10: 7,750,217 km (0.035 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.7

Radius: 10.3

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.93 AU - 2.01 AU

Year: 1785 Days

Day: 13.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,399,869 km

• M1: 128,205 km (0.115 R)
• M2: 678,875 km (0.034 R)
• M3: 1,310,627 km (0.059 R)
• M4: 1,641,238 km (0.116 R)
• M5: 2,091,677 km (0.12 R)
• M6: 2,476,593 km (0.093 R)
• M7: 2,828,896 km (0.099 R)
• M8: 3,405,895 km (0.071 R)
• M9: 3,876,530 km (0.098 R)
• M10: 4,719,663 km (0.051 R)
• M11: 5,367,272 km (0.084 R)
• M12: 5,918,241 km (0.102 R)
• M13: 6,719,338 km (0.045 R)
• M14: 7,774,003 km (0.068 R)
• M15: 8,877,886 km (0.041 R)
• M16: 9,710,697 km (0.106 R)
• M17: 10,209,456 km (0.062 R)
• M18: 10,725,270 km (0.081 R)
• M19: 11,157,009 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.8

Radius: 8

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.74 AU - 4.54 AU

Year: 4484 Days

Day: 11.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,399,869 km

• M1: 99,483 km (0.086 R)
• M2: 536,009 km (0.042 R)
• M3: 829,969 km (0.068 R)
• M4: 1,118,842 km (0.101 R)
• M5: 1,839,755 km (0.098 R)
• M6: 2,821,565 km (0.045 R)
• M7: 3,347,103 km (0.068 R)
• M8: 3,826,265 km (0.089 R)
• M9: 4,302,884 km (0.084 R)
• M10: 5,402,428 km (0.062 R)
• M11: 5,885,031 km (0.071 R)
• M12: 7,134,322 km (0.08 R)
• M13: 11,150,128 km (0.104 R)
• M14: 13,199,319 km (0.057 R)
• M15: 13,606,525 km (0.116 R)
• M16: 14,878,705 km (0.108 R)
• M17: 15,264,219 km (0.117 R)
• M18: 15,599,916 km (0.107 R)
• M19: 16,754,812 km (0.106 R)
• M20: 17,172,190 km (0.102 R)
• M21: 17,903,724 km (0.039 R)
• M22: 18,214,738 km (0.096 R)
• M23: 19,298,724 km (0.086 R)
• M24: 19,559,922 km (0.069 R)
• M25: 20,970,330 km (0.083 R)
• M26: 22,736,034 km (0.106 R)
• M27: 23,100,754 km (0.116 R)
• M28: 24,905,951 km (0.065 R)
• M29: 26,560,952 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.3

Radius: 8.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.5 AU - 5.42 AU

Year: 6082 Days

Day: 14.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,399,869 km

• M1: 105,167 km (0.092 R)
• M2: 401,969 km (0.076 R)
• M3: 688,150 km (0.115 R)
• M4: 1,043,146 km (0.106 R)
• M5: 1,850,376 km (0.12 R)
• M6: 3,209,024 km (0.119 R)
• M7: 3,724,538 km (0.098 R)
• M8: 4,198,464 km (0.08 R)
• M9: 4,712,183 km (0.104 R)
• M10: 7,757,248 km (0.118 R)
• M11: 8,167,595 km (0.105 R)
• M12: 8,810,267 km (0.054 R)
• M13: 9,552,422 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.9

Radius: 14.7

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 5.6 AU - 6.04 AU

Year: 9066 Days

Day: 9.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,399,869 km

• M1: 182,809 km (0.118 R)
• M2: 661,223 km (0.038 R)
• M3: 1,420,282 km (0.1 R)
• M4: 2,173,956 km (0.083 R)
• M5: 2,705,926 km (0.042 R)
• M6: 3,184,639 km (0.094 R)
• M7: 3,797,991 km (0.108 R)
• M8: 4,259,500 km (0.077 R)
• M9: 4,913,093 km (0.107 R)
• M10: 5,564,742 km (0.1 R)
• M11: 6,310,487 km (0.075 R)
• M12: 6,844,103 km (0.112 R)
• M13: 9,144,170 km (0.05 R)
• M14: 11,978,002 km (0.067 R)
• M15: 12,980,158 km (0.106 R)
• M16: 13,973,638 km (0.067 R)
• M17: 14,817,819 km (0.071 R)
• M18: 16,394,281 km (0.064 R)
• M19: 20,367,451 km (0.052 R)
• M20: 21,966,802 km (0.064 R)
• M21: 22,489,048 km (0.082 R)
• M22: 25,130,348 km (0.105 R)
• M23: 25,797,704 km (0.118 R)
• M24: 28,689,132 km (0.095 R)
• M25: 29,734,522 km (0.106 R)
• M26: 34,404,369 km (0.103 R)
• M27: 39,158,888 km (0.085 R)
• M28: 49,056,134 km (0.115 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 12,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit