🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.48 AU - 0.54 AU

Year: 235 Days

Day: 12.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.1

Radius: 8.7

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.97 AU - 1.39 AU

Year: 828 Days

Day: 8.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,465,655 km

• M1: 108,159 km (0.094 R)
• M2: 446,550 km (0.036 R)
• M3: 732,730 km (0.08 R)
• M4: 1,041,201 km (0.108 R)
• M5: 1,941,631 km (0.104 R)
• M6: 2,350,183 km (0.06 R)
• M7: 2,735,547 km (0.084 R)
• M8: 3,250,911 km (0.097 R)
• M9: 3,744,883 km (0.097 R)
• M10: 4,226,888 km (0.1 R)
• M11: 4,667,753 km (0.088 R)
• M12: 5,962,822 km (0.093 R)
• M13: 6,559,119 km (0.106 R)
• M14: 6,914,414 km (0.112 R)
• M15: 7,640,711 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.4

Radius: 11.1

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.25 AU - 1.45 AU

Year: 1013 Days

Day: 5.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,465,655 km

• M1: 140,323 km (0.026 R)
• M2: 497,263 km (0.104 R)
• M3: 942,467 km (0.098 R)
• M4: 1,316,611 km (0.111 R)
• M5: 1,691,503 km (0.033 R)
• M6: 2,065,498 km (0.108 R)
• M7: 2,530,747 km (0.057 R)
• M8: 2,971,313 km (0.095 R)
• M9: 3,612,938 km (0.103 R)
• M10: 4,057,393 km (0.082 R)
• M11: 5,310,874 km (0.036 R)
• M12: 6,643,193 km (0.111 R)
• M13: 7,044,713 km (0.12 R)
• M14: 7,437,557 km (0.106 R)
• M15: 8,186,743 km (0.081 R)
• M16: 8,844,226 km (0.099 R)
• M17: 9,775,174 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.9

Radius: 8.2

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.11 AU - 2.63 AU

Year: 2356 Days

Day: 6.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,465,655 km

• M1: 103,073 km (0.052 R)
• M2: 411,693 km (0.097 R)
• M3: 673,190 km (0.06 R)
• M4: 1,223,860 km (0.117 R)
• M5: 1,490,593 km (0.058 R)
• M6: 1,829,582 km (0.107 R)
• M7: 2,296,327 km (0.049 R)
• M8: 3,199,749 km (0.106 R)
• M9: 3,678,163 km (0.088 R)
• M10: 4,106,162 km (0.075 R)
• M11: 4,650,549 km (0.072 R)
• M12: 5,310,874 km (0.085 R)
• M13: 5,858,402 km (0.119 R)
• M14: 6,817,474 km (0.109 R)
• M15: 7,178,155 km (0.09 R)
• M16: 7,522,230 km (0.107 R)
• M17: 7,787,616 km (0.105 R)
• M18: 8,814,606 km (0.091 R)
• M19: 10,834,027 km (0.108 R)
• M20: 11,792,950 km (0.082 R)
• M21: 12,232,169 km (0.083 R)
• M22: 12,599,731 km (0.118 R)
• M23: 15,335,427 km (0.093 R)
• M24: 15,619,663 km (0.11 R)
• M25: 16,101,069 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.7

Radius: 12.7

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.52 AU - 4.02 AU

Year: 3818 Days

Day: 8.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 102.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,465,655 km

• M1: 162,613 km (0.116 R)
• M2: 750,832 km (0.062 R)
• M3: 1,350,719 km (0.033 R)
• M4: 2,047,546 km (0.073 R)
• M5: 2,567,099 km (0.105 R)
• M6: 2,991,359 km (0.089 R)
• M7: 3,623,859 km (0.093 R)
• M8: 4,297,797 km (0.081 R)
• M9: 5,002,702 km (0.089 R)
• M10: 5,560,104 km (0.116 R)
• M11: 6,129,324 km (0.098 R)
• M12: 7,418,409 km (0.037 R)
• M13: 8,507,631 km (0.098 R)
• M14: 9,148,658 km (0.058 R)
• M15: 12,040,534 km (0.087 R)
• M16: 13,694,039 km (0.094 R)
• M17: 14,260,118 km (0.104 R)
• M18: 15,883,704 km (0.057 R)
• M19: 17,032,615 km (0.12 R)
• M20: 17,447,600 km (0.032 R)
• M21: 18,733,094 km (0.063 R)
• M22: 24,212,415 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 9.8

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.75 AU - 3.95 AU

Year: 4878 Days

Day: 9.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,465,655 km

• M1: 121,922 km (0.051 R)
• M2: 453,282 km (0.091 R)
• M3: 863,180 km (0.1 R)
• M4: 1,318,256 km (0.089 R)
• M5: 1,860,698 km (0.12 R)
• M6: 2,364,694 km (0.101 R)
• M7: 3,014,547 km (0.076 R)
• M8: 3,392,281 km (0.08 R)
• M9: 4,565,577 km (0.073 R)
• M10: 5,258,964 km (0.112 R)
• M11: 6,175,849 km (0.069 R)
• M12: 6,956,002 km (0.114 R)
• M13: 7,873,934 km (0.069 R)
• M14: 10,565,050 km (0.048 R)
• M15: 11,346,849 km (0.118 R)
• M16: 12,465,392 km (0.076 R)
• M17: 15,610,239 km (0.109 R)
• M18: 17,053,858 km (0.066 R)
• M19: 21,408,054 km (0.073 R)
• M20: 24,112,783 km (0.083 R)
• M21: 27,291,439 km (0.119 R)
• M22: 28,323,066 km (0.085 R)
• M23: 28,760,490 km (0.051 R)
• M24: 30,009,333 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.5

Radius: 11.2

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.24 AU - 5.45 AU

Year: 6875 Days

Day: 5.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,465,655 km

• M1: 139,276 km (0.12 R)
• M2: 532,718 km (0.098 R)
• M3: 1,345,633 km (0.101 R)
• M4: 2,180,090 km (0.113 R)
• M5: 2,607,192 km (0.117 R)
• M6: 3,514,353 km (0.081 R)
• M7: 3,951,927 km (0.086 R)
• M8: 5,026,488 km (0.05 R)
• M9: 5,844,639 km (0.082 R)
• M10: 6,640,500 km (0.071 R)
• M11: 8,362,671 km (0.117 R)
• M12: 8,968,392 km (0.118 R)
• M13: 9,373,055 km (0.093 R)
• M14: 10,561,610 km (0.081 R)
• M15: 11,321,417 km (0.106 R)
• M16: 11,741,338 km (0.089 R)
• M17: 12,950,089 km (0.054 R)
• M18: 16,532,809 km (0.063 R)
• M19: 17,073,904 km (0.084 R)
• M20: 17,626,968 km (0.092 R)
• M21: 18,914,706 km (0.066 R)
• M22: 20,264,228 km (0.082 R)
• M23: 20,727,982 km (0.055 R)
• M24: 21,999,564 km (0.117 R)
• M25: 29,738,411 km (0.097 R)
• M26: 41,055,640 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.5

Radius: 4.1

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 9.11 AU - 11.41 AU

Year: 21220 Days

Day: 15.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,465,655 km

• M1: 56,398 km (0.108 R)
• M2: 231,428 km (0.037 R)
• M3: 2,004,013 km (0.098 R)
• M4: 3,456,160 km (0.034 R)
• M5: 4,923,416 km (0.062 R)
• M6: 6,331,431 km (0.094 R)
• M7: 6,963,033 km (0.06 R)
• M8: 13,985,307 km (0.105 R)
• M9: 14,712,801 km (0.055 R)
• M10: 15,534,692 km (0.072 R)
• M11: 17,952,343 km (0.057 R)
• M12: 29,804,833 km (0.085 R)
• M13: 31,006,552 km (0.1 R)
• M14: 45,846,811 km (0.111 R)
• M15: 48,482,725 km (0.117 R)
• M16: 48,632,024 km (0.097 R)
• M17: 50,142,214 km (0.05 R)
• M18: 51,063,139 km (0.095 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 10,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit