🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.03 AU - 1.43 AU

Year: 503 Days

Day: 15.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.08 AU - 1.78 AU

Year: 631 Days

Day: 35.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.09 AU - 2.25 AU

Year: 1179 Days

Day: 32.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.22 AU - 2.46 AU

Year: 1321 Days

Day: 24.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.2

Radius: 14.4

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.4 AU - 5.5 AU

Year: 4063 Days

Day: 5.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,173,136 km

• M1: 179,218 km (0.082 R)
• M2: 927,357 km (0.042 R)
• M3: 1,441,974 km (0.106 R)
• M4: 1,982,022 km (0.079 R)
• M5: 2,580,264 km (0.1 R)
• M6: 3,656,172 km (0.091 R)
• M7: 5,136,144 km (0.12 R)
• M8: 6,249,750 km (0.09 R)
• M9: 7,296,038 km (0.104 R)
• M10: 7,911,184 km (0.081 R)
• M11: 8,560,888 km (0.095 R)
• M12: 9,246,046 km (0.051 R)
• M13: 9,697,532 km (0.111 R)
• M14: 11,267,412 km (0.114 R)
• M15: 15,060,915 km (0.062 R)
• M16: 17,330,165 km (0.118 R)
• M17: 19,449,818 km (0.116 R)
• M18: 22,268,840 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.6

Radius: 13.6

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.33 AU - 6.13 AU

Year: 4413 Days

Day: 11.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 125.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 40,173,136 km

• M1: 174,581 km (0.096 R)
• M2: 725,250 km (0.089 R)
• M3: 1,906,475 km (0.07 R)
• M4: 2,721,634 km (0.073 R)
• M5: 3,654,526 km (0.065 R)
• M6: 4,403,713 km (0.097 R)
• M7: 4,840,688 km (0.096 R)
• M8: 5,717,780 km (0.083 R)
• M9: 7,278,834 km (0.039 R)
• M10: 8,321,232 km (0.116 R)
• M11: 8,878,484 km (0.115 R)
• M12: 9,500,362 km (0.066 R)
• M13: 10,402,737 km (0.106 R)
• M14: 11,094,477 km (0.074 R)
• M15: 11,955,413 km (0.061 R)
• M16: 13,505,546 km (0.119 R)
• M17: 14,016,572 km (0.12 R)
• M18: 14,646,679 km (0.117 R)
• M19: 15,131,525 km (0.097 R)
• M20: 16,709,334 km (0.103 R)
• M21: 18,024,000 km (0.094 R)
• M22: 18,518,720 km (0.102 R)
• M23: 19,150,023 km (0.116 R)
• M24: 20,189,878 km (0.1 R)
• M25: 21,473,129 km (0.051 R)
• M26: 22,452,995 km (0.078 R)
• M27: 22,953,998 km (0.054 R)
• M28: 24,052,794 km (0.072 R)
• M29: 25,340,084 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570

Radius: 9.7

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.3 AU - 8.78 AU

Year: 8411 Days

Day: 12.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,173,136 km

• M1: 120,576 km (0.044 R)
• M2: 431,590 km (0.055 R)
• M3: 1,212,940 km (0.069 R)
• M4: 1,837,810 km (0.095 R)
• M5: 3,260,785 km (0.043 R)
• M6: 3,943,400 km (0.069 R)
• M7: 5,278,860 km (0.119 R)
• M8: 5,752,337 km (0.12 R)
• M9: 6,083,547 km (0.076 R)
• M10: 7,306,360 km (0.099 R)
• M11: 9,211,788 km (0.037 R)
• M12: 13,221,161 km (0.066 R)
• M13: 15,132,573 km (0.116 R)
• M14: 18,051,975 km (0.108 R)
• M15: 18,548,790 km (0.069 R)
• M16: 19,495,445 km (0.069 R)
• M17: 20,859,030 km (0.102 R)
• M18: 21,485,097 km (0.114 R)
• M19: 23,354,771 km (0.12 R)
• M20: 25,066,769 km (0.101 R)
• M21: 25,507,484 km (0.089 R)
• M22: 26,586,384 km (0.089 R)
• M23: 32,233,404 km (0.08 R)
• M24: 32,545,466 km (0.112 R)
• M25: 34,677,983 km (0.105 R)
• M26: 35,335,466 km (0.114 R)
• M27: 39,456,438 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 15,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit