🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.5 AU - 0.68 AU

Year: 162 Days

Day: 47.6 Hours

Environment

Temp: 180 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,621,316 km

• M1: 31,715 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.69 AU - 0.89 AU

Year: 251 Days

Day: 40.8 Hours

Environment

Temp: 142 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.75 AU - 1.07 AU

Year: 311 Days

Day: 15.6 Hours

Environment

Temp: 165 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.11 AU - 2.91 AU

Year: 1424 Days

Day: 36.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.66 AU - 4.9 AU

Year: 3171 Days

Day: 36.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.5

Radius: 12.2

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.21 AU - 6.95 AU

Year: 6045 Days

Day: 10.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,621,316 km

• M1: 152,889 km (0.119 R)
• M2: 569,070 km (0.117 R)
• M3: 949,647 km (0.094 R)
• M4: 1,987,408 km (0.101 R)
• M5: 2,844,604 km (0.102 R)
• M6: 3,468,576 km (0.111 R)
• M7: 4,032,111 km (0.095 R)
• M8: 4,520,848 km (0.046 R)
• M9: 6,814,482 km (0.04 R)
• M10: 7,778,940 km (0.094 R)
• M11: 8,748,184 km (0.045 R)
• M12: 9,841,595 km (0.108 R)
• M13: 10,303,553 km (0.054 R)
• M14: 11,573,190 km (0.087 R)
• M15: 12,193,274 km (0.106 R)
• M16: 14,187,264 km (0.072 R)
• M17: 14,777,726 km (0.044 R)
• M18: 15,200,789 km (0.08 R)
• M19: 15,819,077 km (0.115 R)
• M20: 17,172,340 km (0.119 R)
• M21: 21,157,028 km (0.118 R)
• M22: 25,287,725 km (0.1 R)
• M23: 26,687,063 km (0.082 R)
• M24: 28,508,118 km (0.101 R)
• M25: 29,639,677 km (0.072 R)
• M26: 30,120,035 km (0.091 R)
• M27: 34,998,272 km (0.042 R)
• M28: 36,624,700 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.9

Radius: 11.9

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 9.04 AU - 14.26 AU

Year: 14242 Days

Day: 14.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,621,316 km

• M1: 148,102 km (0.101 R)
• M2: 989,590 km (0.05 R)
• M3: 1,507,049 km (0.079 R)
• M4: 1,903,783 km (0.076 R)
• M5: 2,667,180 km (0.107 R)
• M6: 3,197,654 km (0.087 R)
• M7: 3,667,541 km (0.119 R)
• M8: 5,417,836 km (0.075 R)
• M9: 6,652,617 km (0.107 R)
• M10: 7,388,340 km (0.102 R)
• M11: 9,221,961 km (0.046 R)
• M12: 10,440,585 km (0.088 R)
• M13: 10,839,712 km (0.064 R)
• M14: 13,042,242 km (0.09 R)
• M15: 13,980,220 km (0.05 R)
• M16: 16,107,652 km (0.058 R)
• M17: 16,882,718 km (0.106 R)
• M18: 20,096,978 km (0.054 R)
• M19: 20,785,577 km (0.089 R)
• M20: 24,004,026 km (0.084 R)
• M21: 24,389,689 km (0.064 R)
• M22: 28,649,039 km (0.101 R)

Asteroid Belt

Center: 12.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.4

Radius: 7.2

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 13.08 AU - 13.56 AU

Year: 17411 Days

Day: 18.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,621,316 km

• M1: 110,403 km (0.116 R)
• M2: 1,551,480 km (0.065 R)
• M3: 1,948,213 km (0.078 R)
• M4: 2,221,678 km (0.03 R)
• M5: 3,668,888 km (0.107 R)
• M6: 3,965,391 km (0.088 R)
• M7: 4,881,678 km (0.084 R)
• M8: 5,617,849 km (0.104 R)
• M9: 8,780,946 km (0.101 R)
• M10: 15,563,564 km (0.071 R)
• M11: 15,949,676 km (0.112 R)
• M12: 16,342,221 km (0.099 R)
• M13: 16,983,697 km (0.092 R)
• M14: 19,898,462 km (0.057 R)
• M15: 25,080,981 km (0.097 R)
• M16: 29,540,792 km (0.062 R)
• M17: 31,340,904 km (0.099 R)
• M18: 31,833,081 km (0.064 R)
• M19: 34,111,755 km (0.1 R)
• M20: 50,272,963 km (0.1 R)
• M21: 54,764,489 km (0.118 R)
• M22: 57,107,342 km (0.1 R)
• M23: 57,841,568 km (0.095 R)
• M24: 68,171,301 km (0.11 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 19,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit