🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.39 AU - 0.63 AU

Year: 128 Days

Day: 40 Hours

Environment

Temp: 213 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.97 AU - 1.43 AU

Year: 462 Days

Day: 41.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.11 AU - 1.39 AU

Year: 491 Days

Day: 29.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.41 AU - 3.21 AU

Year: 1656 Days

Day: 44.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.42 AU - 3.54 AU

Year: 1808 Days

Day: 16.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.37 AU - 4.45 AU

Year: 3255 Days

Day: 40.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,608,639 km

• M1: 353,799 km (0.055 R)
• M2: 2,795,386 km (0.117 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.7

Radius: 14.1

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.51 AU - 5.65 AU

Year: 4633 Days

Day: 13.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,608,639 km

• M1: 175,329 km (0.083 R)
• M2: 664,514 km (0.1 R)
• M3: 1,169,107 km (0.087 R)
• M4: 1,772,735 km (0.106 R)
• M5: 3,072,441 km (0.049 R)
• M6: 3,824,918 km (0.106 R)
• M7: 5,046,385 km (0.09 R)
• M8: 6,701,985 km (0.112 R)
• M9: 10,313,128 km (0.111 R)
• M10: 12,245,483 km (0.096 R)
• M11: 16,464,442 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.5

Radius: 8.9

Gravity: 8.74 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.29 AU - 7.67 AU

Year: 6481 Days

Day: 10.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 36,608,639 km

• M1: 110,852 km (0.039 R)
• M2: 487,988 km (0.109 R)
• M3: 771,626 km (0.096 R)
• M4: 1,598,453 km (0.111 R)
• M5: 1,989,652 km (0.111 R)
• M6: 3,128,839 km (0.033 R)
• M7: 3,816,092 km (0.067 R)
• M8: 5,103,083 km (0.063 R)
• M9: 6,832,733 km (0.106 R)
• M10: 7,264,772 km (0.096 R)
• M11: 9,264,147 km (0.059 R)
• M12: 10,296,821 km (0.056 R)
• M13: 12,325,369 km (0.075 R)
• M14: 15,142,745 km (0.096 R)
• M15: 16,444,696 km (0.109 R)
• M16: 17,819,799 km (0.105 R)
• M17: 19,058,021 km (0.088 R)
• M18: 20,648,246 km (0.113 R)
• M19: 20,946,544 km (0.119 R)
• M20: 21,628,411 km (0.096 R)
• M21: 23,116,461 km (0.082 R)
• M22: 24,008,513 km (0.093 R)
• M23: 25,176,723 km (0.117 R)
• M24: 27,446,123 km (0.052 R)
• M25: 29,188,489 km (0.114 R)
• M26: 30,039,103 km (0.09 R)
• M27: 32,588,999 km (0.083 R)
• M28: 33,710,085 km (0.114 R)
• M29: 35,921,291 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.2

Radius: 13.4

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.82 AU - 10.3 AU

Year: 9585 Days

Day: 8.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,608,639 km

• M1: 166,652 km (0.115 R)
• M2: 592,856 km (0.059 R)
• M3: 1,037,162 km (0.097 R)
• M4: 1,536,669 km (0.074 R)
• M5: 2,498,883 km (0.117 R)
• M6: 3,084,259 km (0.069 R)
• M7: 3,736,955 km (0.109 R)
• M8: 4,559,893 km (0.077 R)
• M9: 5,057,754 km (0.078 R)
• M10: 6,915,461 km (0.102 R)
• M11: 7,765,775 km (0.089 R)
• M12: 9,021,051 km (0.117 R)
• M13: 9,719,673 km (0.066 R)
• M14: 12,347,509 km (0.12 R)
• M15: 15,850,194 km (0.111 R)
• M16: 16,481,646 km (0.087 R)
• M17: 21,154,635 km (0.099 R)
• M18: 21,998,217 km (0.045 R)
• M19: 23,426,727 km (0.11 R)
• M20: 28,543,573 km (0.099 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 10,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit