🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.45 AU - 0.59 AU

Year: 136 Days

Day: 18.6 Hours

Environment

Temp: 166 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.61 AU - 0.69 AU

Year: 190 Days

Day: 20.2 Hours

Environment

Temp: 135 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.8 AU - 0.84 AU

Year: 270 Days

Day: 45.9 Hours

Environment

Temp: 107 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.94 AU - 1 AU

Year: 347 Days

Day: 37.8 Hours

Environment

Temp: 50 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,626,078 km

• M1: 255,663 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.53 AU - 1.85 AU

Year: 798 Days

Day: 16.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.2

Radius: 14.3

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.73 AU - 8.77 AU

Year: 7095 Days

Day: 8.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,626,078 km

• M1: 177,872 km (0.036 R)
• M2: 695,780 km (0.102 R)
• M3: 1,183,319 km (0.079 R)
• M4: 1,793,230 km (0.09 R)
• M5: 3,267,367 km (0.116 R)
• M6: 4,535,957 km (0.045 R)
• M7: 5,080,044 km (0.065 R)
• M8: 7,277,787 km (0.082 R)
• M9: 8,453,476 km (0.085 R)
• M10: 9,497,071 km (0.092 R)
• M11: 10,012,585 km (0.096 R)
• M12: 10,702,980 km (0.1 R)
• M13: 11,221,187 km (0.12 R)
• M14: 12,700,261 km (0.067 R)
• M15: 14,021,360 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.5

Radius: 12.6

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.69 AU - 9.33 AU

Year: 8239 Days

Day: 8.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 81.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 31,626,078 km

• M1: 159,471 km (0.11 R)
• M2: 610,210 km (0.047 R)
• M3: 1,074,861 km (0.042 R)
• M4: 1,610,271 km (0.042 R)
• M5: 2,063,254 km (0.101 R)
• M6: 2,505,615 km (0.109 R)
• M7: 2,926,284 km (0.119 R)
• M8: 3,561,477 km (0.071 R)
• M9: 5,691,002 km (0.102 R)
• M10: 6,173,904 km (0.027 R)
• M11: 8,518,252 km (0.105 R)
• M12: 10,061,953 km (0.096 R)
• M13: 10,513,738 km (0.095 R)
• M14: 12,062,226 km (0.101 R)
• M15: 16,350,299 km (0.114 R)
• M16: 17,330,165 km (0.104 R)
• M17: 20,745,485 km (0.107 R)
• M18: 21,314,405 km (0.101 R)
• M19: 22,568,484 km (0.094 R)
• M20: 23,606,694 km (0.104 R)
• M21: 25,040,140 km (0.057 R)
• M22: 26,436,038 km (0.106 R)
• M23: 27,008,699 km (0.083 R)
• M24: 29,586,420 km (0.119 R)
• M25: 32,759,690 km (0.094 R)
• M26: 35,456,640 km (0.03 R)
• M27: 37,454,220 km (0.107 R)
• M28: 37,935,028 km (0.119 R)
• M29: 39,278,267 km (0.092 R)
• M30: 42,578,995 km (0.097 R)
• M31: 43,498,423 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.1

Radius: 9.6

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.25 AU - 10.25 AU

Year: 8612 Days

Day: 14.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,626,078 km

• M1: 119,828 km (0.081 R)
• M2: 739,462 km (0.119 R)
• M3: 1,327,382 km (0.085 R)
• M4: 3,052,545 km (0.12 R)
• M5: 3,448,081 km (0.092 R)
• M6: 5,997,528 km (0.055 R)
• M7: 8,201,105 km (0.098 R)
• M8: 8,925,009 km (0.068 R)
• M9: 16,327,860 km (0.052 R)
• M10: 18,886,282 km (0.103 R)
• M11: 20,681,906 km (0.076 R)
• M12: 24,093,635 km (0.101 R)
• M13: 27,116,708 km (0.099 R)
• M14: 35,209,205 km (0.099 R)
• M15: 35,762,717 km (0.087 R)
• M16: 36,209,566 km (0.1 R)
• M17: 37,343,219 km (0.086 R)
• M18: 39,681,284 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75

Radius: 7.4

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.26 AU - 13.88 AU

Year: 16197 Days

Day: 18.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,626,078 km

• M1: 108,758 km (0.101 R)
• M2: 837,449 km (0.025 R)
• M3: 1,663,528 km (0.11 R)
• M4: 1,962,574 km (0.102 R)
• M5: 2,529,850 km (0.053 R)
• M6: 2,814,983 km (0.063 R)
• M7: 5,482,912 km (0.109 R)
• M8: 9,034,814 km (0.051 R)
• M9: 9,661,479 km (0.038 R)
• M10: 10,361,448 km (0.062 R)
• M11: 17,415,287 km (0.107 R)
• M12: 24,647,147 km (0.109 R)
• M13: 26,283,747 km (0.047 R)
• M14: 27,213,947 km (0.109 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 16,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit