🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.67 AU - 0.75 AU

Year: 220 Days

Day: 29.9 Hours

Environment

Temp: 203 °C

Axial Tilt: 150.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,573,075 km

• M1: 392,395 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.66 AU - 0.86 AU

Year: 243 Days

Day: 25.2 Hours

Environment

Temp: 114 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.85 AU - 0.91 AU

Year: 303 Days

Day: 43.1 Hours

Environment

Temp: 72 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.89 AU - 2.25 AU

Year: 1093 Days

Day: 23.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,573,075 km

• M1: 1,538,764 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.61 AU - 4.25 AU

Year: 2332 Days

Day: 35.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.9

Radius: 12.7

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.28 AU - 5.32 AU

Year: 4479 Days

Day: 13.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,573,075 km

• M1: 157,975 km (0.049 R)
• M2: 867,069 km (0.065 R)
• M3: 1,365,380 km (0.096 R)
• M4: 2,055,475 km (0.111 R)
• M5: 2,865,996 km (0.1 R)
• M6: 3,517,644 km (0.109 R)
• M7: 4,492,574 km (0.09 R)
• M8: 5,194,786 km (0.074 R)
• M9: 5,612,912 km (0.093 R)
• M10: 6,138,749 km (0.12 R)
• M11: 8,365,962 km (0.094 R)
• M12: 9,700,524 km (0.063 R)
• M13: 10,749,505 km (0.112 R)
• M14: 11,606,700 km (0.078 R)
• M15: 12,835,647 km (0.064 R)
• M16: 13,899,587 km (0.105 R)
• M17: 16,313,349 km (0.083 R)
• M18: 17,272,271 km (0.087 R)
• M19: 18,149,214 km (0.071 R)
• M20: 18,933,107 km (0.07 R)
• M21: 19,426,630 km (0.106 R)
• M22: 20,055,539 km (0.072 R)
• M23: 20,958,961 km (0.102 R)
• M24: 21,354,198 km (0.077 R)
• M25: 22,777,473 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.2

Radius: 5.9

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 11.57 AU - 17.31 AU

Year: 20143 Days

Day: 19.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 50,573,075 km

• M1: 73,303 km (0.102 R)
• M2: 302,936 km (0.088 R)
• M3: 491,728 km (0.059 R)
• M4: 1,084,435 km (0.072 R)
• M5: 1,724,415 km (0.069 R)
• M6: 2,164,532 km (0.063 R)
• M7: 2,902,947 km (0.095 R)
• M8: 3,191,371 km (0.113 R)
• M9: 4,764,692 km (0.108 R)
• M10: 5,132,254 km (0.067 R)
• M11: 5,886,377 km (0.116 R)
• M12: 6,349,233 km (0.105 R)
• M13: 10,736,639 km (0.078 R)
• M14: 12,579,685 km (0.093 R)
• M15: 16,053,796 km (0.119 R)
• M16: 16,878,978 km (0.087 R)
• M17: 17,263,145 km (0.111 R)
• M18: 21,702,313 km (0.097 R)
• M19: 26,329,674 km (0.108 R)
• M20: 29,532,714 km (0.105 R)
• M21: 29,755,016 km (0.104 R)
• M22: 31,112,617 km (0.082 R)
• M23: 31,458,338 km (0.086 R)
• M24: 35,057,812 km (0.096 R)
• M25: 37,085,462 km (0.084 R)
• M26: 39,593,171 km (0.12 R)
• M27: 40,271,448 km (0.108 R)
• M28: 42,352,653 km (0.097 R)
• M29: 42,919,480 km (0.059 R)
• M30: 43,923,580 km (0.055 R)
• M31: 45,829,906 km (0.072 R)
• M32: 49,336,480 km (0.045 R)
• M33: 49,649,589 km (0.105 R)
• M34: 52,364,790 km (0.103 R)
• M35: 52,690,464 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.5

Radius: 4.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 15.98 AU - 23.52 AU

Year: 32220 Days

Day: 23 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,573,075 km

• M1: 59,839 km (0.053 R)
• M2: 242,947 km (0.051 R)
• M3: 394,041 km (0.095 R)
• M4: 603,627 km (0.107 R)
• M5: 876,494 km (0.096 R)
• M6: 1,577,958 km (0.058 R)
• M7: 2,395,660 km (0.097 R)
• M8: 3,642,858 km (0.053 R)
• M9: 5,785,847 km (0.059 R)
• M10: 7,880,816 km (0.077 R)
• M11: 11,751,362 km (0.088 R)
• M12: 12,509,823 km (0.073 R)
• M13: 12,810,215 km (0.075 R)
• M14: 16,652,936 km (0.104 R)
• M15: 24,400,909 km (0.078 R)
• M16: 24,869,599 km (0.092 R)
• M17: 30,753,433 km (0.101 R)
• M18: 38,124,868 km (0.111 R)
• M19: 40,168,225 km (0.04 R)
• M20: 44,055,825 km (0.12 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 13,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit