🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.54 AU - 0.74 AU

Year: 188 Days

Day: 38.1 Hours

Environment

Temp: 192 °C

Axial Tilt: 66.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.67 AU - 0.71 AU

Year: 210 Days

Day: 26.1 Hours

Environment

Temp: 145 °C

Axial Tilt: 154.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.73 AU - 0.91 AU

Year: 273 Days

Day: 28.3 Hours

Environment

Temp: 150 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.9 AU - 1.06 AU

Year: 356 Days

Day: 21.3 Hours

Environment

Temp: 28 °C

Axial Tilt: 5.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.8 AU - 1.24 AU

Year: 378 Days

Day: 33 Hours

Environment

Temp: 30 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 118,120,572 km

• M1: 288,125 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.35 AU - 1.65 AU

Year: 674 Days

Day: 15.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 151 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2 AU - 2.46 AU

Year: 1222 Days

Day: 40.1 Hours

Environment

Temp: -73 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.3

Radius: 13.3

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.91 AU - 6.89 AU

Year: 5944 Days

Day: 14.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 118,120,572 km

• M1: 165,455 km (0.072 R)
• M2: 739,612 km (0.068 R)
• M3: 1,180,626 km (0.063 R)
• M4: 1,804,001 km (0.044 R)
• M5: 2,272,840 km (0.084 R)
• M6: 3,032,498 km (0.106 R)
• M7: 3,765,528 km (0.119 R)
• M8: 4,241,997 km (0.076 R)
• M9: 5,007,490 km (0.078 R)
• M10: 5,835,215 km (0.115 R)
• M11: 7,132,078 km (0.099 R)
• M12: 7,661,057 km (0.086 R)
• M13: 8,834,951 km (0.036 R)
• M14: 9,406,864 km (0.097 R)
• M15: 11,360,462 km (0.091 R)
• M16: 12,836,993 km (0.119 R)
• M17: 13,772,279 km (0.094 R)
• M18: 15,778,536 km (0.111 R)
• M19: 17,972,838 km (0.079 R)
• M20: 20,627,302 km (0.078 R)
• M21: 25,692,238 km (0.092 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14

Radius: 11.6

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.92 AU - 8.22 AU

Year: 8416 Days

Day: 7 Hours

Environment

Temp: -168 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 118,120,572 km

• M1: 146,456 km (0.106 R)
• M2: 589,715 km (0.068 R)
• M3: 1,202,617 km (0.1 R)
• M4: 2,148,824 km (0.03 R)
• M5: 3,629,843 km (0.071 R)
• M6: 4,000,696 km (0.073 R)
• M7: 4,819,445 km (0.107 R)
• M8: 8,141,415 km (0.065 R)
• M9: 8,554,904 km (0.095 R)
• M10: 8,982,604 km (0.075 R)
• M11: 9,942,574 km (0.094 R)
• M12: 11,646,942 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.3

Radius: 6.7

Gravity: 21.5 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 18.59 AU - 21.21 AU

Year: 32588 Days

Day: 16.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 118,120,572 km

• M1: 84,074 km (0.057 R)
• M2: 325,076 km (0.109 R)
• M3: 1,463,965 km (0.071 R)
• M4: 1,756,129 km (0.084 R)
• M5: 2,182,035 km (0.069 R)
• M6: 2,730,460 km (0.114 R)
• M7: 3,144,547 km (0.047 R)
• M8: 3,432,374 km (0.113 R)
• M9: 4,024,183 km (0.082 R)
• M10: 4,600,883 km (0.116 R)
• M11: 7,809,009 km (0.097 R)
• M12: 9,144,469 km (0.102 R)
• M13: 9,665,967 km (0.097 R)
• M14: 14,055,468 km (0.104 R)
• M15: 14,926,726 km (0.072 R)
• M16: 17,458,221 km (0.084 R)
• M17: 18,361,942 km (0.114 R)
• M18: 21,943,016 km (0.089 R)
• M19: 22,994,838 km (0.085 R)
• M20: 23,593,529 km (0.088 R)
• M21: 28,214,906 km (0.036 R)
• M22: 29,880,230 km (0.1 R)
• M23: 32,052,541 km (0.097 R)
• M24: 36,546,909 km (0.069 R)
• M25: 37,856,788 km (0.112 R)
• M26: 42,508,983 km (0.078 R)
• M27: 43,957,240 km (0.025 R)
• M28: 46,570,266 km (0.109 R)
• M29: 52,721,282 km (0.079 R)
• M30: 53,552,447 km (0.111 R)
• M31: 54,392,290 km (0.1 R)
• M32: 57,182,290 km (0.069 R)
• M33: 57,400,703 km (0.046 R)
• M34: 62,349,700 km (0.075 R)
• M35: 66,122,408 km (0.076 R)
• M36: 70,796,744 km (0.104 R)
• M37: 74,378,715 km (0.052 R)
• M38: 80,248,487 km (0.093 R)
• M39: 89,032,724 km (0.056 R)
• M40: 114,962,224 km (0.08 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 17,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit