🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.53 AU - 0.59 AU

Year: 275 Days

Day: 26.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 85.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.67 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.8

Radius: 12.1

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.2 AU - 3.34 AU

Year: 3024 Days

Day: 7.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,465,113 km

• M1: 150,944 km (0.113 R)
• M2: 653,443 km (0.065 R)
• M3: 1,072,467 km (0.041 R)
• M4: 1,631,365 km (0.083 R)
• M5: 2,484,372 km (0.048 R)
• M6: 3,108,793 km (0.107 R)
• M7: 3,654,078 km (0.104 R)
• M8: 4,045,276 km (0.103 R)
• M9: 5,262,554 km (0.106 R)
• M10: 8,164,304 km (0.119 R)
• M11: 8,692,983 km (0.084 R)
• M12: 11,642,903 km (0.069 R)
• M13: 13,830,174 km (0.104 R)
• M14: 17,117,736 km (0.088 R)
• M15: 19,310,243 km (0.116 R)
• M16: 20,186,737 km (0.095 R)
• M17: 21,286,431 km (0.094 R)
• M18: 21,684,062 km (0.104 R)
• M19: 23,114,517 km (0.087 R)
• M20: 23,605,198 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772

Radius: 13.8

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.82 AU - 3.92 AU

Year: 4994 Days

Day: 6.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,465,113 km

• M1: 171,589 km (0.11 R)
• M2: 677,379 km (0.111 R)
• M3: 1,314,367 km (0.12 R)
• M4: 1,912,310 km (0.109 R)
• M5: 2,501,875 km (0.07 R)
• M6: 3,171,774 km (0.107 R)
• M7: 3,959,257 km (0.07 R)
• M8: 4,537,303 km (0.109 R)
• M9: 6,359,705 km (0.069 R)
• M10: 7,190,272 km (0.116 R)
• M11: 8,947,149 km (0.05 R)
• M12: 11,021,174 km (0.038 R)
• M13: 16,160,460 km (0.073 R)
• M14: 17,326,874 km (0.083 R)
• M15: 17,962,964 km (0.116 R)
• M16: 19,621,556 km (0.115 R)
• M17: 20,173,422 km (0.108 R)
• M18: 20,948,938 km (0.096 R)
• M19: 21,744,200 km (0.115 R)
• M20: 23,089,085 km (0.086 R)
• M21: 24,727,182 km (0.117 R)
• M22: 25,452,582 km (0.116 R)
• M23: 26,109,167 km (0.045 R)
• M24: 27,456,296 km (0.111 R)
• M25: 29,743,647 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.1

Radius: 13.2

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.08 AU - 6.74 AU

Year: 8255 Days

Day: 7.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,465,113 km

• M1: 164,109 km (0.098 R)
• M2: 715,377 km (0.115 R)
• M3: 1,334,263 km (0.087 R)
• M4: 1,853,218 km (0.078 R)
• M5: 2,745,271 km (0.117 R)
• M6: 3,191,072 km (0.088 R)
• M7: 4,573,955 km (0.11 R)
• M8: 5,042,346 km (0.085 R)
• M9: 5,924,674 km (0.075 R)
• M10: 6,709,165 km (0.117 R)
• M11: 7,178,155 km (0.071 R)
• M12: 7,996,156 km (0.072 R)
• M13: 8,915,285 km (0.095 R)
• M14: 10,602,001 km (0.037 R)
• M15: 14,488,255 km (0.093 R)
• M16: 16,810,014 km (0.112 R)
• M17: 17,302,639 km (0.085 R)
• M18: 20,393,930 km (0.072 R)
• M19: 21,887,365 km (0.104 R)
• M20: 25,412,041 km (0.106 R)
• M21: 27,056,420 km (0.08 R)
• M22: 29,033,805 km (0.064 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 19,365 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit