🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.77 AU - 0.77 AU

Year: 243 Days

Day: 12.2 Hours

Environment

Temp: 136 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.22 AU - 1.96 AU

Year: 722 Days

Day: 44.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.38 AU - 2.18 AU

Year: 855 Days

Day: 12.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.6

Radius: 14.9

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 9.45 AU - 14.45 AU

Year: 14867 Days

Day: 5 Hours

Environment

Temp: -179 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,071,068 km

• M1: 185,352 km (0.087 R)
• M2: 657,483 km (0.101 R)
• M3: 7,745,579 km (0.086 R)
• M4: 8,767,931 km (0.119 R)
• M5: 12,978,064 km (0.094 R)
• M6: 17,249,233 km (0.067 R)
• M7: 17,997,222 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.7

Radius: 3.9

Gravity: 41.79 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 10.85 AU - 17.49 AU

Year: 19197 Days

Day: 22.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,071,068 km

• M1: 48,769 km (0.067 R)
• M2: 338,540 km (0.1 R)
• M3: 670,198 km (0.064 R)
• M4: 1,046,138 km (0.103 R)
• M5: 1,469,051 km (0.117 R)
• M6: 1,666,969 km (0.103 R)
• M7: 1,939,237 km (0.094 R)
• M8: 2,457,893 km (0.116 R)
• M9: 2,786,111 km (0.105 R)
• M10: 3,304,617 km (0.094 R)
• M11: 3,500,441 km (0.117 R)
• M12: 3,793,652 km (0.094 R)
• M13: 4,071,306 km (0.099 R)
• M14: 4,530,123 km (0.117 R)
• M15: 4,842,633 km (0.119 R)
• M16: 5,095,603 km (0.093 R)
• M17: 5,786,446 km (0.088 R)
• M18: 6,280,268 km (0.089 R)
• M19: 6,624,792 km (0.082 R)
• M20: 6,757,186 km (0.111 R)
• M21: 8,695,975 km (0.03 R)
• M22: 9,565,437 km (0.114 R)
• M23: 11,539,082 km (0.079 R)
• M24: 12,519,846 km (0.065 R)
• M25: 13,768,390 km (0.067 R)
• M26: 18,702,127 km (0.116 R)
• M27: 21,851,462 km (0.112 R)
• M28: 28,238,692 km (0.087 R)
• M29: 31,231,099 km (0.102 R)
• M30: 32,105,349 km (0.113 R)
• M31: 38,401,624 km (0.115 R)
• M32: 39,839,858 km (0.11 R)
• M33: 54,253,313 km (0.095 R)
• M34: 55,333,859 km (0.073 R)
• M35: 55,515,321 km (0.085 R)
• M36: 56,612,322 km (0.113 R)
• M37: 64,699,882 km (0.088 R)
• M38: 68,598,403 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.3

Radius: 4.8

Gravity: 11.3 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 13.82 AU - 14.64 AU

Year: 19319 Days

Day: 23.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,071,068 km

• M1: 69,114 km (0.119 R)
• M2: 579,542 km (0.083 R)
• M3: 740,210 km (0.07 R)
• M4: 1,095,206 km (0.09 R)
• M5: 1,371,663 km (0.1 R)
• M6: 1,805,945 km (0.059 R)
• M7: 2,118,605 km (0.072 R)
• M8: 2,268,652 km (0.052 R)
• M9: 3,988,578 km (0.119 R)
• M10: 5,934,847 km (0.052 R)
• M11: 8,389,897 km (0.097 R)
• M12: 8,624,766 km (0.077 R)
• M13: 10,127,177 km (0.043 R)
• M14: 10,884,591 km (0.068 R)
• M15: 13,639,137 km (0.059 R)
• M16: 13,964,064 km (0.068 R)
• M17: 14,161,383 km (0.094 R)
• M18: 24,522,831 km (0.062 R)
• M19: 25,883,274 km (0.098 R)
• M20: 38,367,515 km (0.093 R)
• M21: 41,948,290 km (0.114 R)
• M22: 43,889,771 km (0.079 R)
• M23: 44,455,401 km (0.054 R)
• M24: 46,619,484 km (0.065 R)
• M25: 52,097,758 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.9

Radius: 3.1

Gravity: 40.05 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 13.73 AU - 18.31 AU

Year: 23076 Days

Day: 24 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,071,068 km

• M1: 43,383 km (0.087 R)
• M2: 170,242 km (0.094 R)
• M3: 389,852 km (0.115 R)
• M4: 624,571 km (0.049 R)
• M5: 957,576 km (0.103 R)
• M6: 1,078,750 km (0.108 R)
• M7: 1,397,394 km (0.079 R)
• M8: 3,621,016 km (0.119 R)
• M9: 5,337,802 km (0.109 R)
• M10: 6,245,711 km (0.101 R)
• M11: 7,024,218 km (0.045 R)
• M12: 7,625,452 km (0.079 R)
• M13: 8,110,598 km (0.097 R)
• M14: 9,633,504 km (0.113 R)
• M15: 9,745,104 km (0.112 R)
• M16: 10,142,436 km (0.116 R)
• M17: 10,848,389 km (0.112 R)
• M18: 12,161,708 km (0.105 R)
• M19: 15,707,627 km (0.109 R)
• M20: 16,174,522 km (0.105 R)
• M21: 16,811,360 km (0.101 R)
• M22: 20,156,967 km (0.081 R)
• M23: 21,648,906 km (0.069 R)
• M24: 23,013,388 km (0.109 R)
• M25: 30,823,145 km (0.098 R)
• M26: 32,924,247 km (0.1 R)
• M27: 33,050,658 km (0.119 R)
• M28: 35,250,793 km (0.112 R)
• M29: 36,319,072 km (0.082 R)
• M30: 43,337,306 km (0.072 R)
• M31: 46,602,729 km (0.041 R)
• M32: 47,403,825 km (0.067 R)
• M33: 47,726,657 km (0.069 R)
• M34: 51,206,603 km (0.08 R)
• M35: 52,403,237 km (0.117 R)
• M36: 53,968,778 km (0.053 R)
• M37: 66,413,676 km (0.117 R)
• M38: 67,631,552 km (0.119 R)
• M39: 68,657,644 km (0.064 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 19,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit