🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.5 AU - 0.6 AU

Year: 150 Days

Day: 18.3 Hours

Environment

Temp: 170 °C

Axial Tilt: 64.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.03 AU - 1.15 AU

Year: 418 Days

Day: 26 Hours

Environment

Temp: 3 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,278,576 km

• M1: 188,344 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.05 AU - 1.23 AU

Year: 447 Days

Day: 35.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,278,576 km

• M1: 93,798 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.14 AU - 1.22 AU

Year: 471 Days

Day: 36.3 Hours

Environment

Temp: 16 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.72 AU - 1.82 AU

Year: 864 Days

Day: 26.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.08 AU - 3.16 AU

Year: 1557 Days

Day: 12.4 Hours

Environment

Temp: -86 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,278,576 km

• M1: 110,702 km (0.12 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.93 AU - 4.58 AU

Year: 2666 Days

Day: 23.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.1

Radius: 14.3

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.93 AU - 5.93 AU

Year: 4018 Days

Day: 11.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,278,576 km

• M1: 177,872 km (0.113 R)
• M2: 769,980 km (0.11 R)
• M3: 1,363,285 km (0.106 R)
• M4: 1,841,251 km (0.051 R)
• M5: 2,523,417 km (0.085 R)
• M6: 2,976,250 km (0.051 R)
• M7: 4,156,876 km (0.086 R)
• M8: 4,770,826 km (0.114 R)
• M9: 8,093,993 km (0.116 R)
• M10: 8,655,134 km (0.115 R)
• M11: 10,092,471 km (0.071 R)
• M12: 11,292,694 km (0.058 R)
• M13: 13,729,045 km (0.098 R)
• M14: 15,149,178 km (0.085 R)
• M15: 16,387,100 km (0.098 R)
• M16: 18,279,962 km (0.11 R)
• M17: 19,371,877 km (0.071 R)
• M18: 22,840,005 km (0.071 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.1

Radius: 8.5

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.5 AU - 6.14 AU

Year: 4504 Days

Day: 12.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,278,576 km

• M1: 105,766 km (0.108 R)
• M2: 463,005 km (0.119 R)
• M3: 1,321,248 km (0.067 R)
• M4: 1,880,894 km (0.101 R)
• M5: 2,528,952 km (0.077 R)
• M6: 3,050,151 km (0.105 R)
• M7: 3,524,825 km (0.102 R)
• M8: 4,240,651 km (0.086 R)
• M9: 4,575,750 km (0.113 R)
• M10: 4,880,481 km (0.094 R)
• M11: 5,223,658 km (0.117 R)
• M12: 6,881,352 km (0.081 R)
• M13: 7,345,405 km (0.108 R)
• M14: 7,633,531 km (0.106 R)
• M15: 9,300,948 km (0.079 R)
• M16: 10,259,422 km (0.076 R)
• M17: 17,605,725 km (0.071 R)
• M18: 18,650,815 km (0.078 R)
• M19: 19,430,968 km (0.1 R)
• M20: 21,314,106 km (0.091 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.7

Radius: 8.2

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.67 AU - 10.89 AU

Year: 9550 Days

Day: 11.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,278,576 km

• M1: 102,026 km (0.1 R)
• M2: 400,623 km (0.076 R)
• M3: 795,711 km (0.113 R)
• M4: 1,061,846 km (0.119 R)
• M5: 1,691,802 km (0.074 R)
• M6: 2,142,092 km (0.092 R)
• M7: 3,098,621 km (0.111 R)
• M8: 4,634,392 km (0.065 R)
• M9: 5,384,775 km (0.066 R)
• M10: 6,583,503 km (0.062 R)
• M11: 7,085,853 km (0.097 R)
• M12: 12,238,602 km (0.111 R)
• M13: 14,290,935 km (0.037 R)
• M14: 17,130,153 km (0.101 R)
• M15: 18,605,786 km (0.117 R)
• M16: 21,555,856 km (0.06 R)
• M17: 22,489,796 km (0.056 R)
• M18: 30,004,396 km (0.11 R)
• M19: 31,598,361 km (0.1 R)
• M20: 34,838,801 km (0.082 R)
• M21: 37,319,134 km (0.082 R)
• M22: 39,662,435 km (0.093 R)
• M23: 41,840,879 km (0.098 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: 221 - 15,594 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit