🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.51 AU - 0.63 AU

Year: 156 Days

Day: 39.2 Hours

Environment

Temp: 247 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.64 AU - 0.74 AU

Year: 207 Days

Day: 15.8 Hours

Environment

Temp: 141 °C

Axial Tilt: 45.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.21 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.41 AU - 2.05 AU

Year: 823 Days

Day: 28.2 Hours

Environment

Temp: -39 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,821,690 km

• M1: 951,143 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.73 AU - 2.79 AU

Year: 1229 Days

Day: 44.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 165.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.01 AU - 3.91 AU

Year: 2328 Days

Day: 33.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.45 AU - 5.23 AU

Year: 3270 Days

Day: 34.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,821,690 km

• M1: 344,673 km (0.025 R)

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.2

Radius: 9.8

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.99 AU - 6.25 AU

Year: 4190 Days

Day: 6.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,821,690 km

• M1: 121,922 km (0.088 R)
• M2: 761,004 km (0.111 R)
• M3: 1,505,703 km (0.062 R)
• M4: 2,886,491 km (0.092 R)
• M5: 4,328,914 km (0.06 R)
• M6: 4,642,471 km (0.109 R)
• M7: 5,424,718 km (0.089 R)
• M8: 5,761,313 km (0.078 R)
• M9: 6,855,921 km (0.094 R)
• M10: 8,083,820 km (0.111 R)
• M11: 13,337,398 km (0.04 R)
• M12: 14,109,622 km (0.103 R)
• M13: 15,075,127 km (0.096 R)
• M14: 17,803,643 km (0.101 R)
• M15: 23,323,954 km (0.088 R)
• M16: 23,991,759 km (0.077 R)
• M17: 25,443,456 km (0.119 R)
• M18: 26,710,550 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39

Radius: 13.4

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.74 AU - 11.48 AU

Year: 11626 Days

Day: 7.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 76 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,821,690 km

• M1: 166,652 km (0.089 R)
• M2: 940,522 km (0.091 R)
• M3: 1,591,123 km (0.097 R)
• M4: 2,096,614 km (0.1 R)
• M5: 2,880,657 km (0.09 R)
• M6: 3,440,003 km (0.101 R)
• M7: 5,246,996 km (0.071 R)
• M8: 6,385,585 km (0.051 R)
• M9: 6,954,955 km (0.113 R)
• M10: 11,072,935 km (0.106 R)
• M11: 12,894,289 km (0.112 R)
• M12: 14,135,503 km (0.117 R)
• M13: 14,957,094 km (0.087 R)
• M14: 16,536,848 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.8

Radius: 14.4

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 8.63 AU - 13.97 AU

Year: 13738 Days

Day: 5.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,821,690 km

• M1: 179,966 km (0.117 R)
• M2: 923,468 km (0.028 R)
• M3: 1,390,512 km (0.119 R)
• M4: 2,056,821 km (0.045 R)
• M5: 2,907,734 km (0.092 R)
• M6: 4,533,414 km (0.083 R)
• M7: 5,064,636 km (0.119 R)
• M8: 5,674,696 km (0.103 R)
• M9: 6,536,829 km (0.103 R)
• M10: 7,575,187 km (0.059 R)
• M11: 9,494,079 km (0.087 R)
• M12: 10,144,980 km (0.117 R)
• M13: 12,341,376 km (0.102 R)
• M14: 13,652,750 km (0.096 R)
• M15: 14,342,397 km (0.094 R)
• M16: 14,982,825 km (0.118 R)
• M17: 15,716,902 km (0.097 R)
• M18: 17,336,299 km (0.105 R)
• M19: 18,895,109 km (0.099 R)
• M20: 23,637,810 km (0.036 R)
• M21: 26,389,064 km (0.111 R)
• M22: 30,847,829 km (0.099 R)
• M23: 31,319,661 km (0.108 R)
• M24: 35,398,147 km (0.113 R)
• M25: 39,678,890 km (0.095 R)
• M26: 50,223,147 km (0.079 R)
• M27: 57,548,356 km (0.067 R)
• M28: 61,000,477 km (0.076 R)
• M29: 62,118,721 km (0.103 R)
• M30: 62,871,796 km (0.064 R)
• M31: 63,631,006 km (0.093 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 15,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit