🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.63 AU - 0.81 AU

Year: 267 Days

Day: 45.9 Hours

Environment

Temp: 0 °C

Axial Tilt: 7.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.78 AU - 0.92 AU

Year: 342 Days

Day: 28.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.92 AU - 0.94 AU

Year: 392 Days

Day: 15.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,146,571 km

• M1: 46,675 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.27 AU - 2.39 AU

Year: 1553 Days

Day: 20.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.06 AU - 2.78 AU

Year: 1643 Days

Day: 29.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,146,571 km

• M1: 444,455 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.9

Radius: 9.6

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.39 AU - 4.11 AU

Year: 3170 Days

Day: 15 Hours

Environment

Temp: -155 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,146,571 km

• M1: 127,457 km (0.083 R)
• M2: 773,122 km (0.106 R)
• M3: 1,233,285 km (0.084 R)
• M4: 1,646,325 km (0.082 R)
• M5: 3,090,243 km (0.105 R)
• M6: 4,263,539 km (0.092 R)
• M7: 5,305,488 km (0.109 R)
• M8: 6,040,912 km (0.073 R)
• M9: 8,059,286 km (0.105 R)
• M10: 11,313,937 km (0.096 R)
• M11: 13,747,296 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.5

Radius: 14.6

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.87 AU - 5.65 AU

Year: 4534 Days

Day: 11.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,146,571 km

• M1: 200,312 km (0.109 R)
• M2: 883,675 km (0.066 R)
• M3: 1,388,418 km (0.053 R)
• M4: 2,359,009 km (0.057 R)
• M5: 2,824,109 km (0.12 R)
• M6: 3,431,775 km (0.088 R)
• M7: 3,966,588 km (0.095 R)
• M8: 5,205,856 km (0.049 R)
• M9: 8,516,158 km (0.113 R)
• M10: 13,546,536 km (0.054 R)
• M11: 14,782,065 km (0.085 R)
• M12: 15,627,442 km (0.042 R)
• M13: 16,504,834 km (0.095 R)
• M14: 24,591,945 km (0.065 R)
• M15: 28,353,883 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.9

Radius: 8.1

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.41 AU - 6.65 AU

Year: 5677 Days

Day: 10.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,146,571 km

• M1: 100,829 km (0.11 R)
• M2: 1,022,202 km (0.053 R)
• M3: 1,932,206 km (0.118 R)
• M4: 3,285,618 km (0.037 R)
• M5: 6,334,423 km (0.098 R)
• M6: 8,199,459 km (0.071 R)
• M7: 10,077,062 km (0.039 R)
• M8: 10,887,583 km (0.088 R)
• M9: 13,017,857 km (0.106 R)
• M10: 13,405,316 km (0.054 R)
• M11: 14,158,242 km (0.115 R)
• M12: 14,430,659 km (0.106 R)
• M13: 16,586,365 km (0.082 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.1

Radius: 10.3

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 8.28 AU - 10.32 AU

Year: 12381 Days

Day: 13.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 147.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,146,571 km

• M1: 128,505 km (0.034 R)
• M2: 480,209 km (0.066 R)
• M3: 815,907 km (0.12 R)
• M4: 1,168,659 km (0.118 R)
• M5: 1,543,551 km (0.086 R)
• M6: 2,031,539 km (0.093 R)
• M7: 3,555,193 km (0.098 R)
• M8: 3,903,457 km (0.11 R)
• M9: 4,525,485 km (0.05 R)
• M10: 5,181,023 km (0.088 R)
• M11: 6,389,175 km (0.115 R)
• M12: 7,175,611 km (0.081 R)
• M13: 9,588,625 km (0.114 R)
• M14: 10,568,192 km (0.058 R)
• M15: 11,994,907 km (0.085 R)
• M16: 12,328,660 km (0.115 R)
• M17: 13,968,851 km (0.119 R)
• M18: 15,552,344 km (0.115 R)
• M19: 16,083,417 km (0.109 R)
• M20: 19,375,019 km (0.099 R)
• M21: 20,302,376 km (0.119 R)
• M22: 24,221,391 km (0.081 R)
• M23: 24,576,537 km (0.086 R)
• M24: 25,662,916 km (0.111 R)
• M25: 26,592,517 km (0.117 R)
• M26: 28,126,344 km (0.104 R)
• M27: 29,516,109 km (0.084 R)
• M28: 32,972,119 km (0.054 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 16,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit