🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.49 AU - 0.63 AU

Year: 275 Days

Day: 39.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.5

Radius: 10.1

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.8 AU - 2.12 AU

Year: 1800 Days

Day: 11.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,819,212 km

• M1: 125,662 km (0.045 R)
• M2: 473,776 km (0.105 R)
• M3: 874,250 km (0.085 R)
• M4: 1,802,206 km (0.073 R)
• M5: 2,142,391 km (0.092 R)
• M6: 3,043,419 km (0.092 R)
• M7: 3,996,657 km (0.058 R)
• M8: 4,464,449 km (0.08 R)
• M9: 5,010,481 km (0.059 R)
• M10: 5,443,119 km (0.101 R)
• M11: 6,114,813 km (0.119 R)
• M12: 7,265,370 km (0.065 R)
• M13: 7,935,120 km (0.115 R)
• M14: 8,860,682 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.4

Radius: 11.9

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.59 AU - 2.75 AU

Year: 2862 Days

Day: 10.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,819,212 km

• M1: 147,952 km (0.065 R)
• M2: 553,662 km (0.06 R)
• M3: 1,212,491 km (0.112 R)
• M4: 2,608,538 km (0.062 R)
• M5: 3,068,851 km (0.102 R)
• M6: 3,800,684 km (0.106 R)
• M7: 4,219,408 km (0.063 R)
• M8: 4,881,528 km (0.105 R)
• M9: 5,744,708 km (0.07 R)
• M10: 7,740,942 km (0.119 R)
• M11: 8,176,421 km (0.062 R)
• M12: 10,563,704 km (0.113 R)
• M13: 13,767,193 km (0.073 R)
• M14: 14,208,507 km (0.072 R)
• M15: 18,087,879 km (0.053 R)
• M16: 18,499,123 km (0.093 R)
• M17: 21,951,393 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.4

Radius: 9.6

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.05 AU - 3.39 AU

Year: 3790 Days

Day: 6.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 56.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,819,212 km

• M1: 119,379 km (0.07 R)
• M2: 430,842 km (0.047 R)
• M3: 879,336 km (0.112 R)
• M4: 1,550,582 km (0.073 R)
• M5: 2,791,496 km (0.077 R)
• M6: 3,122,257 km (0.038 R)
• M7: 3,518,243 km (0.087 R)
• M8: 4,458,166 km (0.059 R)
• M9: 5,610,967 km (0.106 R)
• M10: 6,198,737 km (0.107 R)
• M11: 6,734,896 km (0.029 R)
• M12: 7,301,722 km (0.075 R)
• M13: 8,821,338 km (0.084 R)
• M14: 9,346,277 km (0.058 R)
• M15: 10,666,328 km (0.11 R)
• M16: 11,657,264 km (0.033 R)
• M17: 12,567,717 km (0.062 R)
• M18: 15,156,359 km (0.034 R)
• M19: 16,184,844 km (0.101 R)
• M20: 22,793,180 km (0.076 R)
• M21: 23,925,487 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.4

Radius: 13.9

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.58 AU - 3.64 AU

Year: 4500 Days

Day: 10.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,819,212 km

• M1: 193,729 km (0.11 R)
• M2: 840,142 km (0.107 R)
• M3: 1,340,098 km (0.072 R)
• M4: 2,431,863 km (0.062 R)
• M5: 2,998,091 km (0.064 R)
• M6: 3,744,435 km (0.116 R)
• M7: 5,105,775 km (0.085 R)
• M8: 5,912,706 km (0.07 R)
• M9: 6,496,886 km (0.046 R)
• M10: 7,536,142 km (0.085 R)
• M11: 8,451,681 km (0.067 R)
• M12: 9,440,074 km (0.106 R)
• M13: 10,128,524 km (0.101 R)
• M14: 11,164,190 km (0.11 R)
• M15: 12,783,437 km (0.092 R)
• M16: 14,744,815 km (0.115 R)
• M17: 15,228,315 km (0.086 R)
• M18: 15,872,783 km (0.101 R)
• M19: 17,590,765 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254

Radius: 10.8

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.66 AU - 5.32 AU

Year: 6241 Days

Day: 5.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,819,212 km

• M1: 134,339 km (0.097 R)
• M2: 515,813 km (0.116 R)
• M3: 1,735,335 km (0.026 R)
• M4: 2,537,629 km (0.107 R)
• M5: 3,631,488 km (0.115 R)
• M6: 4,319,040 km (0.112 R)
• M7: 4,914,888 km (0.117 R)
• M8: 6,038,668 km (0.093 R)
• M9: 6,419,245 km (0.086 R)
• M10: 8,069,608 km (0.115 R)
• M11: 8,714,674 km (0.06 R)
• M12: 10,148,420 km (0.085 R)
• M13: 11,959,901 km (0.114 R)
• M14: 15,067,198 km (0.095 R)
• M15: 15,879,664 km (0.083 R)
• M16: 17,065,676 km (0.082 R)
• M17: 18,799,366 km (0.105 R)
• M18: 22,059,552 km (0.096 R)
• M19: 23,678,650 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.6

Radius: 12.5

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.59 AU - 5.57 AU

Year: 7511 Days

Day: 11.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,819,212 km

• M1: 155,432 km (0.061 R)
• M2: 946,057 km (0.107 R)
• M3: 1,368,222 km (0.116 R)
• M4: 2,365,890 km (0.107 R)
• M5: 3,920,960 km (0.09 R)
• M6: 7,198,650 km (0.108 R)
• M7: 8,879,382 km (0.116 R)
• M8: 9,493,930 km (0.075 R)
• M9: 12,187,290 km (0.092 R)
• M10: 18,115,554 km (0.117 R)
• M11: 29,502,495 km (0.115 R)
• M12: 30,279,806 km (0.117 R)
• M13: 32,180,896 km (0.118 R)
• M14: 33,948,095 km (0.09 R)
• M15: 34,373,103 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.1

Radius: 5.6

Gravity: 13.71 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8.93 AU - 8.99 AU

Year: 17594 Days

Day: 21.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,819,212 km

• M1: 71,209 km (0.074 R)
• M2: 267,331 km (0.111 R)
• M3: 1,072,018 km (0.117 R)
• M4: 1,272,031 km (0.117 R)
• M5: 1,715,289 km (0.043 R)
• M6: 2,083,150 km (0.086 R)
• M7: 2,975,053 km (0.105 R)
• M8: 3,322,419 km (0.115 R)
• M9: 6,038,518 km (0.079 R)
• M10: 7,538,386 km (0.077 R)
• M11: 11,970,373 km (0.062 R)
• M12: 23,697,500 km (0.112 R)
• M13: 26,714,589 km (0.071 R)
• M14: 29,865,420 km (0.061 R)
• M15: 31,823,057 km (0.112 R)
• M16: 34,854,808 km (0.094 R)
• M17: 44,504,020 km (0.095 R)
• M18: 49,855,286 km (0.042 R)
• M19: 53,595,831 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 13,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit