🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.87 AU - 1.05 AU

Year: 356 Days

Day: 20.7 Hours

Environment

Temp: 20 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.8 AU - 1.18 AU

Year: 373 Days

Day: 38.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 42.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,292,632 km

• M1: 94,247 km (0.058 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.88 AU - 1.26 AU

Year: 419 Days

Day: 37.3 Hours

Environment

Temp: -10 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.05 AU - 1.69 AU

Year: 607 Days

Day: 15.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,292,632 km

• M1: 730,786 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.41 AU - 2.27 AU

Year: 945 Days

Day: 36.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.62 AU - 3.18 AU

Year: 1870 Days

Day: 34.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.5

Radius: 14.3

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.67 AU - 7.05 AU

Year: 6075 Days

Day: 9.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,292,632 km

• M1: 178,321 km (0.074 R)
• M2: 758,611 km (0.065 R)
• M3: 1,405,023 km (0.082 R)
• M4: 2,531,944 km (0.108 R)
• M5: 3,134,524 km (0.099 R)
• M6: 3,628,496 km (0.111 R)
• M7: 5,302,646 km (0.114 R)
• M8: 6,239,129 km (0.078 R)
• M9: 6,777,980 km (0.089 R)
• M10: 7,511,907 km (0.062 R)
• M11: 9,176,782 km (0.091 R)
• M12: 16,301,830 km (0.096 R)
• M13: 17,096,643 km (0.11 R)
• M14: 18,276,521 km (0.071 R)
• M15: 19,010,149 km (0.099 R)
• M16: 19,827,103 km (0.081 R)
• M17: 21,195,924 km (0.095 R)
• M18: 24,855,985 km (0.066 R)

Asteroid Belt

Center: 9.36 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.8

Radius: 7.8

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 10.96 AU - 13.76 AU

Year: 16458 Days

Day: 25 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,292,632 km

• M1: 119,529 km (0.072 R)
• M2: 500,854 km (0.101 R)
• M3: 1,050,925 km (0.078 R)
• M4: 3,440,751 km (0.103 R)
• M5: 4,226,439 km (0.092 R)
• M6: 4,605,819 km (0.077 R)
• M7: 5,558,458 km (0.071 R)
• M8: 6,047,644 km (0.064 R)
• M9: 7,377,569 km (0.062 R)
• M10: 10,457,340 km (0.058 R)
• M11: 12,689,041 km (0.09 R)
• M12: 16,177,065 km (0.086 R)
• M13: 17,790,628 km (0.063 R)
• M14: 24,626,053 km (0.102 R)
• M15: 25,675,782 km (0.112 R)
• M16: 27,958,346 km (0.11 R)
• M17: 32,298,330 km (0.094 R)
• M18: 35,501,968 km (0.119 R)
• M19: 37,866,512 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508.9

Radius: 5.7

Gravity: 15.66 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 10.45 AU - 16.63 AU

Year: 18870 Days

Day: 24.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,292,632 km

• M1: 76,145 km (0.084 R)
• M2: 264,489 km (0.088 R)
• M3: 470,037 km (0.07 R)
• M4: 684,111 km (0.035 R)
• M5: 986,299 km (0.1 R)
• M6: 1,418,188 km (0.045 R)
• M7: 2,024,658 km (0.076 R)
• M8: 2,627,986 km (0.041 R)
• M9: 3,212,315 km (0.119 R)
• M10: 3,425,193 km (0.098 R)
• M11: 3,938,912 km (0.112 R)
• M12: 4,214,471 km (0.062 R)
• M13: 4,469,984 km (0.107 R)
• M14: 5,262,853 km (0.052 R)
• M15: 7,123,252 km (0.089 R)
• M16: 7,394,473 km (0.084 R)
• M17: 7,909,539 km (0.086 R)
• M18: 8,200,506 km (0.087 R)
• M19: 12,014,803 km (0.085 R)
• M20: 12,725,992 km (0.096 R)
• M21: 14,446,367 km (0.03 R)
• M22: 16,787,574 km (0.083 R)
• M23: 17,107,115 km (0.063 R)
• M24: 25,098,334 km (0.114 R)
• M25: 29,140,618 km (0.058 R)
• M26: 32,473,509 km (0.11 R)
• M27: 35,787,850 km (0.091 R)
• M28: 38,762,753 km (0.037 R)
• M29: 41,606,609 km (0.091 R)
• M30: 46,912,695 km (0.049 R)
• M31: 62,207,731 km (0.066 R)
• M32: 63,550,073 km (0.045 R)
• M33: 65,501,128 km (0.081 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 17,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit