🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.6 AU - 0.7 AU

Year: 338 Days

Day: 45.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204

Radius: 9.8

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.91 AU - 1.25 AU

Year: 725 Days

Day: 8.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,932,620 km

• M1: 121,922 km (0.049 R)
• M2: 437,275 km (0.112 R)
• M3: 831,166 km (0.084 R)
• M4: 1,172,698 km (0.103 R)
• M5: 1,568,683 km (0.092 R)
• M6: 2,069,687 km (0.099 R)
• M7: 2,704,430 km (0.12 R)
• M8: 3,382,109 km (0.036 R)
• M9: 4,758,409 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.5

Radius: 15

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.34 AU - 2.54 AU

Year: 2461 Days

Day: 6.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,932,620 km

• M1: 186,549 km (0.082 R)
• M2: 800,049 km (0.076 R)
• M3: 1,452,147 km (0.117 R)
• M4: 2,676,456 km (0.091 R)
• M5: 3,588,255 km (0.067 R)
• M6: 5,231,288 km (0.075 R)
• M7: 6,079,957 km (0.076 R)
• M8: 7,246,521 km (0.086 R)
• M9: 8,622,223 km (0.101 R)
• M10: 9,218,969 km (0.09 R)
• M11: 11,176,906 km (0.059 R)
• M12: 13,311,967 km (0.117 R)
• M13: 16,700,508 km (0.07 R)
• M14: 17,264,641 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.6

Radius: 12.7

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.02 AU - 3.06 AU

Year: 2614 Days

Day: 12 Hours

Environment

Temp: -205 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,932,620 km

• M1: 157,975 km (0.109 R)
• M2: 676,182 km (0.085 R)
• M3: 1,209,050 km (0.105 R)
• M4: 2,448,917 km (0.116 R)
• M5: 5,425,316 km (0.032 R)
• M6: 5,899,242 km (0.116 R)
• M7: 9,072,662 km (0.103 R)
• M8: 15,198,844 km (0.034 R)
• M9: 16,297,790 km (0.034 R)
• M10: 17,935,139 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.9

Radius: 8.1

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.71 AU - 3.17 AU

Year: 3255 Days

Day: 8.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,932,620 km

• M1: 100,829 km (0.091 R)
• M2: 518,357 km (0.053 R)
• M3: 937,829 km (0.099 R)
• M4: 2,173,956 km (0.087 R)
• M5: 2,559,320 km (0.049 R)
• M6: 3,083,661 km (0.108 R)
• M7: 4,182,756 km (0.091 R)
• M8: 5,279,309 km (0.084 R)
• M9: 6,982,929 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.8

Radius: 13.8

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.65 AU - 6.81 AU

Year: 8856 Days

Day: 9.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,932,620 km

• M1: 171,738 km (0.119 R)
• M2: 2,794,638 km (0.071 R)
• M3: 4,164,655 km (0.111 R)
• M4: 5,156,639 km (0.069 R)
• M5: 6,568,992 km (0.101 R)
• M6: 7,165,140 km (0.103 R)
• M7: 9,258,911 km (0.093 R)
• M8: 14,272,834 km (0.116 R)
• M9: 18,912,462 km (0.056 R)
• M10: 19,689,324 km (0.101 R)
• M11: 21,306,776 km (0.117 R)
• M12: 21,839,644 km (0.039 R)
• M13: 29,225,739 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.9

Radius: 5.2

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.58 AU - 9.66 AU

Year: 14940 Days

Day: 23.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,932,620 km

• M1: 65,524 km (0.109 R)
• M2: 764,744 km (0.076 R)
• M3: 1,029,084 km (0.077 R)
• M4: 1,674,748 km (0.086 R)
• M5: 1,926,372 km (0.077 R)
• M6: 2,453,255 km (0.104 R)
• M7: 4,297,648 km (0.033 R)
• M8: 5,019,457 km (0.09 R)
• M9: 6,530,994 km (0.114 R)
• M10: 10,325,245 km (0.074 R)
• M11: 10,509,400 km (0.061 R)
• M12: 12,945,302 km (0.061 R)
• M13: 15,075,576 km (0.049 R)
• M14: 20,087,104 km (0.076 R)
• M15: 21,549,723 km (0.037 R)
• M16: 23,160,593 km (0.051 R)
• M17: 26,361,688 km (0.111 R)
• M18: 28,112,432 km (0.056 R)
• M19: 30,976,633 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.5

Radius: 4.2

Gravity: 37.61 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 7.59 AU - 12.05 AU

Year: 19869 Days

Day: 24.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 44,932,620 km

• M1: 54,454 km (0.078 R)
• M2: 220,657 km (0.085 R)
• M3: 382,671 km (0.069 R)
• M4: 871,707 km (0.1 R)
• M5: 1,061,995 km (0.055 R)
• M6: 1,542,952 km (0.104 R)
• M7: 1,732,044 km (0.098 R)
• M8: 5,028,134 km (0.091 R)
• M9: 5,444,615 km (0.115 R)
• M10: 7,107,844 km (0.069 R)
• M11: 9,192,191 km (0.106 R)
• M12: 12,996,165 km (0.079 R)
• M13: 13,277,110 km (0.064 R)
• M14: 13,633,901 km (0.101 R)
• M15: 14,742,571 km (0.097 R)
• M16: 14,971,306 km (0.027 R)
• M17: 16,070,102 km (0.097 R)
• M18: 16,393,683 km (0.052 R)
• M19: 17,990,341 km (0.117 R)
• M20: 18,603,842 km (0.084 R)
• M21: 21,100,929 km (0.11 R)
• M22: 21,391,598 km (0.119 R)
• M23: 23,917,408 km (0.092 R)
• M24: 27,316,721 km (0.035 R)
• M25: 27,546,503 km (0.103 R)
• M26: 30,899,889 km (0.062 R)
• M27: 36,009,554 km (0.102 R)
• M28: 40,303,013 km (0.039 R)
• M29: 42,264,839 km (0.043 R)
• M30: 45,085,058 km (0.116 R)
• M31: 49,888,496 km (0.105 R)
• M32: 53,572,045 km (0.101 R)
• M33: 55,940,927 km (0.089 R)
• M34: 57,244,972 km (0.076 R)
• M35: 58,569,212 km (0.101 R)
• M36: 62,863,568 km (0.048 R)
• M37: 65,908,783 km (0.12 R)
• M38: 67,363,024 km (0.088 R)
• M39: 69,263,964 km (0.066 R)
• M40: 70,120,112 km (0.119 R)
• M41: 73,393,763 km (0.081 R)
• M42: 73,837,919 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.8

Radius: 5.2

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.88 AU - 10.9 AU

Year: 23204 Days

Day: 22.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,932,620 km

• M1: 65,225 km (0.033 R)
• M2: 610,509 km (0.117 R)
• M3: 782,696 km (0.048 R)
• M4: 1,018,313 km (0.087 R)
• M5: 1,193,193 km (0.112 R)
• M6: 1,736,382 km (0.091 R)
• M7: 1,907,074 km (0.115 R)
• M8: 2,374,417 km (0.039 R)
• M9: 5,639,541 km (0.093 R)
• M10: 9,373,653 km (0.055 R)
• M11: 15,454,358 km (0.091 R)
• M12: 16,951,533 km (0.108 R)
• M13: 18,025,945 km (0.089 R)
• M14: 18,468,306 km (0.105 R)
• M15: 19,069,091 km (0.109 R)
• M16: 20,869,202 km (0.101 R)
• M17: 22,524,054 km (0.111 R)
• M18: 23,123,343 km (0.063 R)
• M19: 27,039,815 km (0.086 R)
• M20: 31,588,638 km (0.105 R)
• M21: 44,263,018 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 16,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit