🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.68 AU - 0.74 AU

Year: 229 Days

Day: 29.9 Hours

Environment

Temp: 127 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.78 AU - 0.8 AU

Year: 269 Days

Day: 41.3 Hours

Environment

Temp: 104 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.82 AU - 1.32 AU

Year: 424 Days

Day: 26.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 44.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,803,808 km

• M1: 48,470 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.19 AU - 1.25 AU

Year: 516 Days

Day: 36.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.21 AU - 1.25 AU

Year: 522 Days

Day: 46.1 Hours

Environment

Temp: -34 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.69 AU - 2.89 AU

Year: 1784 Days

Day: 36.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.68 AU - 3.88 AU

Year: 2274 Days

Day: 35.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 88 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,803,808 km

• M1: 250,876 km (0.073 R)

Asteroid Belt

Center: 3.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.5

Radius: 14.6

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.04 AU - 4.12 AU

Year: 3155 Days

Day: 7.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,803,808 km

• M1: 192,532 km (0.105 R)
• M2: 1,121,535 km (0.119 R)
• M3: 1,647,521 km (0.109 R)
• M4: 2,354,072 km (0.087 R)
• M5: 2,922,095 km (0.117 R)
• M6: 5,471,393 km (0.087 R)
• M7: 6,422,985 km (0.064 R)
• M8: 8,418,321 km (0.117 R)
• M9: 10,601,403 km (0.075 R)
• M10: 11,614,330 km (0.074 R)
• M11: 13,552,669 km (0.1 R)
• M12: 15,596,476 km (0.101 R)
• M13: 16,638,874 km (0.079 R)
• M14: 19,507,413 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.1

Radius: 14.5

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.32 AU - 6.86 AU

Year: 5754 Days

Day: 10.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,803,808 km

• M1: 180,864 km (0.098 R)
• M2: 695,032 km (0.069 R)
• M3: 1,547,291 km (0.106 R)
• M4: 2,044,704 km (0.064 R)
• M5: 3,144,098 km (0.111 R)
• M6: 4,391,296 km (0.112 R)
• M7: 4,985,050 km (0.118 R)
• M8: 6,519,326 km (0.096 R)
• M9: 7,497,995 km (0.113 R)
• M10: 10,288,743 km (0.066 R)
• M11: 11,386,642 km (0.093 R)
• M12: 12,176,818 km (0.085 R)
• M13: 13,608,918 km (0.117 R)
• M14: 14,180,681 km (0.095 R)
• M15: 15,095,772 km (0.09 R)
• M16: 15,821,920 km (0.117 R)
• M17: 17,525,839 km (0.087 R)
• M18: 19,873,628 km (0.046 R)
• M19: 23,076,369 km (0.104 R)
• M20: 24,723,741 km (0.119 R)
• M21: 26,770,240 km (0.114 R)
• M22: 27,586,595 km (0.089 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.1

Radius: 12

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.82 AU - 8.88 AU

Year: 7630 Days

Day: 12.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,803,808 km

• M1: 149,299 km (0.119 R)
• M2: 614,099 km (0.082 R)
• M3: 1,269,936 km (0.117 R)
• M4: 1,880,146 km (0.074 R)
• M5: 3,792,306 km (0.082 R)
• M6: 4,652,643 km (0.07 R)
• M7: 8,148,895 km (0.091 R)
• M8: 11,539,531 km (0.111 R)
• M9: 12,193,274 km (0.114 R)
• M10: 14,058,161 km (0.115 R)
• M11: 14,741,075 km (0.067 R)
• M12: 15,511,055 km (0.098 R)
• M13: 20,627,452 km (0.059 R)
• M14: 24,043,220 km (0.077 R)
• M15: 24,751,267 km (0.048 R)
• M16: 33,591,304 km (0.095 R)
• M17: 34,812,023 km (0.07 R)
• M18: 43,542,405 km (0.113 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: 497 - 16,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit