🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.71 AU - 0.77 AU

Year: 236 Days

Day: 24.4 Hours

Environment

Temp: 101 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.1 AU - 1.36 AU

Year: 506 Days

Day: 34.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.63 AU - 1.75 AU

Year: 815 Days

Day: 34.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,923,200 km

• M1: 42,635 km (0.1 R)
• M2: 731,234 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.72 AU - 2.54 AU

Year: 1153 Days

Day: 40.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.2 AU - 4.74 AU

Year: 2934 Days

Day: 14.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,923,200 km

• M1: 32,463 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.9

Radius: 9.2

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.11 AU - 5.25 AU

Year: 3755 Days

Day: 10.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,923,200 km

• M1: 114,442 km (0.108 R)
• M2: 474,824 km (0.105 R)
• M3: 841,189 km (0.12 R)
• M4: 1,145,920 km (0.083 R)
• M5: 1,559,109 km (0.083 R)
• M6: 1,962,126 km (0.085 R)
• M7: 2,388,180 km (0.051 R)
• M8: 2,892,475 km (0.075 R)
• M9: 4,203,102 km (0.084 R)
• M10: 5,513,130 km (0.108 R)
• M11: 7,805,419 km (0.063 R)
• M12: 12,265,529 km (0.098 R)
• M13: 12,879,180 km (0.025 R)
• M14: 13,414,441 km (0.092 R)
• M15: 16,259,493 km (0.074 R)
• M16: 16,598,482 km (0.064 R)
• M17: 17,232,478 km (0.107 R)
• M18: 17,585,080 km (0.116 R)
• M19: 17,882,481 km (0.077 R)
• M20: 18,243,909 km (0.119 R)
• M21: 21,380,079 km (0.1 R)
• M22: 23,974,256 km (0.075 R)
• M23: 24,487,526 km (0.12 R)
• M24: 25,158,323 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.6

Radius: 8

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.48 AU - 6.82 AU

Year: 5656 Days

Day: 14 Hours

Environment

Temp: -162 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,923,200 km

• M1: 131,197 km (0.078 R)
• M2: 728,691 km (0.093 R)
• M3: 1,639,443 km (0.111 R)
• M4: 2,810,346 km (0.089 R)
• M5: 3,486,977 km (0.052 R)
• M6: 4,686,602 km (0.11 R)
• M7: 5,214,383 km (0.09 R)
• M8: 5,492,785 km (0.034 R)
• M9: 13,847,228 km (0.111 R)
• M10: 16,844,421 km (0.098 R)
• M11: 18,784,257 km (0.035 R)
• M12: 19,976,552 km (0.12 R)
• M13: 20,384,954 km (0.114 R)
• M14: 23,552,240 km (0.072 R)
• M15: 28,982,643 km (0.058 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.6

Radius: 9.5

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.56 AU - 11.3 AU

Year: 12492 Days

Day: 12.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,923,200 km

• M1: 118,482 km (0.059 R)
• M2: 722,109 km (0.117 R)
• M3: 1,363,285 km (0.111 R)
• M4: 2,604,649 km (0.033 R)
• M5: 5,173,094 km (0.09 R)
• M6: 6,391,419 km (0.109 R)
• M7: 8,831,361 km (0.114 R)
• M8: 13,205,602 km (0.112 R)
• M9: 14,326,838 km (0.074 R)
• M10: 17,491,731 km (0.08 R)
• M11: 19,698,300 km (0.117 R)
• M12: 20,707,487 km (0.082 R)
• M13: 21,618,687 km (0.112 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.8

Radius: 14

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.79 AU - 12.93 AU

Year: 13272 Days

Day: 7.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,923,200 km

• M1: 174,132 km (0.058 R)
• M2: 796,459 km (0.109 R)
• M3: 1,663,229 km (0.067 R)
• M4: 2,337,168 km (0.064 R)
• M5: 3,279,634 km (0.074 R)
• M6: 3,995,610 km (0.073 R)
• M7: 5,409,010 km (0.111 R)
• M8: 6,522,467 km (0.097 R)
• M9: 7,494,554 km (0.102 R)
• M10: 10,733,198 km (0.066 R)
• M11: 15,464,979 km (0.112 R)
• M12: 15,935,764 km (0.105 R)
• M13: 18,360,296 km (0.119 R)
• M14: 22,788,393 km (0.068 R)
• M15: 24,109,642 km (0.066 R)
• M16: 25,018,449 km (0.039 R)
• M17: 29,393,588 km (0.082 R)
• M18: 32,032,345 km (0.107 R)
• M19: 37,294,001 km (0.068 R)
• M20: 45,534,749 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 19,691 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit