🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.45 AU - 0.55 AU

Year: 136 Days

Day: 37.8 Hours

Environment

Temp: 181 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.71 AU - 0.85 AU

Year: 265 Days

Day: 22 Hours

Environment

Temp: 124 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.78 AU - 0.82 AU

Year: 275 Days

Day: 42.3 Hours

Environment

Temp: 50 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.74 AU - 0.96 AU

Year: 302 Days

Day: 20 Hours

Environment

Temp: 42 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.8 AU - 1.92 AU

Year: 977 Days

Day: 27.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,039,776 km

• M1: 30,219 km (0.12 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.78 AU - 3.66 AU

Year: 2225 Days

Day: 20.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727

Radius: 12

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.21 AU - 6.07 AU

Year: 5157 Days

Day: 10.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,039,776 km

• M1: 149,598 km (0.115 R)
• M2: 534,962 km (0.117 R)
• M3: 1,315,115 km (0.09 R)
• M4: 1,977,085 km (0.029 R)
• M5: 2,551,392 km (0.117 R)
• M6: 3,058,229 km (0.063 R)
• M7: 3,898,820 km (0.118 R)
• M8: 4,677,327 km (0.034 R)
• M9: 5,974,939 km (0.116 R)
• M10: 7,182,343 km (0.043 R)
• M11: 7,571,148 km (0.066 R)
• M12: 8,507,182 km (0.12 R)
• M13: 10,032,033 km (0.095 R)
• M14: 10,429,066 km (0.069 R)
• M15: 12,024,826 km (0.118 R)
• M16: 12,881,125 km (0.114 R)
• M17: 15,344,553 km (0.104 R)
• M18: 21,839,793 km (0.105 R)
• M19: 23,037,623 km (0.112 R)
• M20: 25,238,507 km (0.105 R)
• M21: 28,357,174 km (0.057 R)
• M22: 29,421,563 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.3

Radius: 11.9

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.6 AU - 8.76 AU

Year: 8194 Days

Day: 5.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,039,776 km

• M1: 194,028 km (0.118 R)
• M2: 1,145,321 km (0.087 R)
• M3: 1,538,764 km (0.096 R)
• M4: 2,087,788 km (0.094 R)
• M5: 2,499,780 km (0.102 R)
• M6: 3,177,608 km (0.107 R)
• M7: 5,798,713 km (0.104 R)
• M8: 6,270,395 km (0.104 R)
• M9: 6,731,156 km (0.039 R)
• M10: 8,675,031 km (0.112 R)
• M11: 9,567,233 km (0.068 R)
• M12: 10,083,495 km (0.078 R)
• M13: 10,568,790 km (0.092 R)
• M14: 14,783,561 km (0.081 R)
• M15: 16,785,629 km (0.096 R)
• M16: 18,889,274 km (0.042 R)
• M17: 19,778,035 km (0.097 R)
• M18: 22,447,908 km (0.049 R)
• M19: 26,339,398 km (0.044 R)
• M20: 38,634,996 km (0.079 R)
• M21: 40,672,819 km (0.108 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 18,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit