🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.64 AU - 0.8 AU

Year: 219 Days

Day: 34.4 Hours

Environment

Temp: 176 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.35 AU - 1.45 AU

Year: 593 Days

Day: 16.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 23,332,117 km

• M1: 684,709 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.99 AU - 2.31 AU

Year: 1129 Days

Day: 32.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2 AU - 2.74 AU

Year: 1307 Days

Day: 12.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 150.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,332,117 km

• M1: 108,758 km (0.098 R)
• M2: 794,664 km (0.051 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.46 AU - 4.82 AU

Year: 3017 Days

Day: 44.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,332,117 km

• M1: 2,364,544 km (0.06 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.49 AU - 4.85 AU

Year: 3050 Days

Day: 42.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 145.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,332,117 km

• M1: 60,138 km (0.114 R)

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.7

Radius: 14.1

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.26 AU - 6.72 AU

Year: 5922 Days

Day: 6.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 23,332,117 km

• M1: 179,517 km (0.05 R)
• M2: 712,834 km (0.084 R)
• M3: 1,632,262 km (0.078 R)
• M4: 2,102,299 km (0.066 R)
• M5: 3,123,005 km (0.107 R)
• M6: 3,695,815 km (0.072 R)
• M7: 4,315,749 km (0.105 R)
• M8: 5,004,498 km (0.043 R)
• M9: 5,765,652 km (0.11 R)
• M10: 6,305,401 km (0.091 R)
• M11: 7,130,583 km (0.033 R)
• M12: 7,889,193 km (0.09 R)
• M13: 9,184,412 km (0.116 R)
• M14: 9,843,390 km (0.045 R)
• M15: 11,040,173 km (0.101 R)
• M16: 11,518,886 km (0.085 R)
• M17: 13,672,797 km (0.079 R)
• M18: 14,378,599 km (0.104 R)
• M19: 15,055,679 km (0.11 R)
• M20: 15,590,791 km (0.098 R)
• M21: 17,331,213 km (0.078 R)
• M22: 19,011,645 km (0.041 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441

Radius: 11.7

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.11 AU - 9.65 AU

Year: 8688 Days

Day: 6.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,332,117 km

• M1: 145,559 km (0.09 R)
• M2: 670,946 km (0.081 R)
• M3: 1,129,015 km (0.113 R)
• M4: 1,519,316 km (0.1 R)
• M5: 2,713,855 km (0.072 R)
• M6: 3,752,064 km (0.115 R)
• M7: 5,393,602 km (0.113 R)
• M8: 7,245,025 km (0.112 R)
• M9: 8,920,371 km (0.081 R)
• M10: 9,757,521 km (0.106 R)
• M11: 11,235,099 km (0.061 R)
• M12: 14,215,687 km (0.039 R)
• M13: 15,234,598 km (0.089 R)
• M14: 15,605,751 km (0.12 R)
• M15: 17,891,756 km (0.097 R)
• M16: 19,294,086 km (0.098 R)
• M17: 20,095,931 km (0.119 R)
• M18: 21,455,626 km (0.076 R)
• M19: 25,727,991 km (0.077 R)
• M20: 28,715,311 km (0.113 R)
• M21: 32,945,191 km (0.052 R)
• M22: 33,775,459 km (0.111 R)
• M23: 34,407,361 km (0.118 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82

Radius: 9.2

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.73 AU - 10.45 AU

Year: 9816 Days

Day: 13.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,332,117 km

• M1: 115,190 km (0.063 R)
• M2: 556,354 km (0.071 R)
• M3: 1,578,108 km (0.096 R)
• M4: 2,146,580 km (0.061 R)
• M5: 2,494,245 km (0.117 R)
• M6: 2,999,288 km (0.102 R)
• M7: 4,482,401 km (0.097 R)
• M8: 5,205,108 km (0.118 R)
• M9: 5,782,855 km (0.047 R)
• M10: 7,511,907 km (0.071 R)
• M11: 8,494,765 km (0.116 R)
• M12: 8,962,109 km (0.099 R)
• M13: 10,838,366 km (0.101 R)
• M14: 11,648,737 km (0.105 R)
• M15: 13,390,057 km (0.051 R)
• M16: 15,936,661 km (0.111 R)
• M17: 16,427,043 km (0.028 R)
• M18: 19,708,023 km (0.097 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 19,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit