🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.81 AU - 1.29 AU

Year: 384 Days

Day: 40 Hours

Environment

Temp: 21 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.28 AU - 1.5 AU

Year: 584 Days

Day: 47.1 Hours

Environment

Temp: -4 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.31 AU - 3.57 AU

Year: 1797 Days

Day: 29.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.12 AU - 3.4 AU

Year: 2098 Days

Day: 44.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.21 AU - 3.79 AU

Year: 2334 Days

Day: 28.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,106,528 km

• M1: 39,344 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.2

Radius: 11.3

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.15 AU - 6.61 AU

Year: 4448 Days

Day: 12.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,106,528 km

• M1: 154,834 km (0.114 R)
• M2: 630,854 km (0.113 R)
• M3: 1,420,432 km (0.101 R)
• M4: 2,034,082 km (0.085 R)
• M5: 2,736,295 km (0.098 R)
• M6: 3,916,323 km (0.081 R)
• M7: 8,004,683 km (0.074 R)
• M8: 9,477,923 km (0.081 R)
• M9: 10,997,987 km (0.111 R)
• M10: 12,127,750 km (0.059 R)
• M11: 13,768,689 km (0.079 R)
• M12: 17,775,518 km (0.117 R)
• M13: 18,244,208 km (0.092 R)
• M14: 20,712,573 km (0.074 R)
• M15: 22,567,587 km (0.053 R)
• M16: 23,048,095 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.9

Radius: 10.9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.12 AU - 6.68 AU

Year: 4473 Days

Day: 13.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,106,528 km

• M1: 135,685 km (0.118 R)
• M2: 585,227 km (0.067 R)
• M3: 1,344,586 km (0.086 R)
• M4: 2,548,699 km (0.091 R)
• M5: 3,732,467 km (0.088 R)
• M6: 4,245,438 km (0.093 R)
• M7: 5,069,573 km (0.074 R)
• M8: 7,203,287 km (0.115 R)
• M9: 8,093,245 km (0.086 R)
• M10: 11,089,541 km (0.06 R)
• M11: 12,315,794 km (0.067 R)
• M12: 12,730,031 km (0.087 R)
• M13: 14,299,013 km (0.085 R)
• M14: 17,297,403 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.9

Radius: 14.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8.15 AU - 8.47 AU

Year: 8539 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,106,528 km

• M1: 194,776 km (0.113 R)
• M2: 725,101 km (0.105 R)
• M3: 1,586,934 km (0.072 R)
• M4: 2,759,034 km (0.105 R)
• M5: 3,919,015 km (0.115 R)
• M6: 4,944,210 km (0.103 R)
• M7: 7,374,277 km (0.082 R)
• M8: 13,088,467 km (0.105 R)
• M9: 14,051,578 km (0.067 R)
• M10: 16,699,012 km (0.12 R)
• M11: 18,522,311 km (0.066 R)
• M12: 19,518,333 km (0.082 R)
• M13: 21,308,721 km (0.032 R)
• M14: 22,561,752 km (0.09 R)
• M15: 28,161,350 km (0.12 R)
• M16: 29,478,410 km (0.113 R)
• M17: 35,375,259 km (0.04 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.4

Radius: 10.1

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.74 AU - 10.06 AU

Year: 10273 Days

Day: 10.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,106,528 km

• M1: 126,859 km (0.114 R)
• M2: 657,483 km (0.116 R)
• M3: 1,418,786 km (0.12 R)
• M4: 1,958,984 km (0.054 R)
• M5: 2,709,217 km (0.062 R)
• M6: 3,498,795 km (0.108 R)
• M7: 4,976,523 km (0.119 R)
• M8: 5,403,475 km (0.114 R)
• M9: 6,089,681 km (0.101 R)
• M10: 7,957,111 km (0.1 R)
• M11: 8,414,431 km (0.102 R)
• M12: 8,933,237 km (0.108 R)
• M13: 9,704,713 km (0.099 R)
• M14: 11,641,706 km (0.101 R)
• M15: 12,617,533 km (0.091 R)
• M16: 13,646,767 km (0.088 R)
• M17: 16,397,722 km (0.08 R)
• M18: 18,834,821 km (0.078 R)
• M19: 23,812,989 km (0.065 R)
• M20: 25,115,837 km (0.075 R)
• M21: 27,298,171 km (0.091 R)
• M22: 32,350,091 km (0.089 R)
• M23: 35,707,366 km (0.092 R)
• M24: 40,373,324 km (0.074 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 13,188 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit