🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.47 AU - 0.69 AU

Year: 194 Days

Day: 28.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.5 AU - 1.76 AU

Year: 915 Days

Day: 47.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 107.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,228,165 km

• M1: 46,974 km (0.096 R)
• M2: 707,448 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.67 AU - 2.41 AU

Year: 1281 Days

Day: 36.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.73 AU - 2.49 AU

Year: 1348 Days

Day: 45.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,228,165 km

• M1: 100,380 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.2

Radius: 12

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.58 AU - 3.82 AU

Year: 2517 Days

Day: 13.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,228,165 km

• M1: 150,944 km (0.119 R)
• M2: 621,430 km (0.112 R)
• M3: 1,077,105 km (0.076 R)
• M4: 1,523,056 km (0.094 R)
• M5: 2,142,541 km (0.055 R)
• M6: 3,197,206 km (0.12 R)
• M7: 4,720,561 km (0.044 R)
• M8: 5,766,549 km (0.11 R)
• M9: 6,357,760 km (0.108 R)
• M10: 7,218,396 km (0.044 R)
• M11: 11,256,941 km (0.115 R)
• M12: 12,348,107 km (0.082 R)
• M13: 13,200,965 km (0.112 R)
• M14: 14,321,603 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.3

Radius: 8.9

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.93 AU - 5.41 AU

Year: 5169 Days

Day: 9.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,228,165 km

• M1: 110,702 km (0.07 R)
• M2: 536,308 km (0.05 R)
• M3: 1,125,874 km (0.094 R)
• M4: 1,434,045 km (0.08 R)
• M5: 1,744,910 km (0.032 R)
• M6: 2,488,561 km (0.074 R)
• M7: 3,323,466 km (0.047 R)
• M8: 3,647,346 km (0.056 R)
• M9: 4,040,040 km (0.085 R)
• M10: 4,460,709 km (0.08 R)
• M11: 6,088,334 km (0.086 R)
• M12: 7,553,944 km (0.108 R)
• M13: 8,546,975 km (0.111 R)
• M14: 9,368,118 km (0.111 R)
• M15: 10,106,683 km (0.061 R)
• M16: 11,214,604 km (0.116 R)
• M17: 12,299,638 km (0.092 R)
• M18: 13,078,444 km (0.119 R)
• M19: 13,945,065 km (0.056 R)
• M20: 15,081,709 km (0.106 R)
• M21: 15,612,782 km (0.07 R)
• M22: 17,797,509 km (0.052 R)
• M23: 19,339,564 km (0.094 R)
• M24: 20,463,493 km (0.089 R)
• M25: 21,408,353 km (0.09 R)
• M26: 23,306,600 km (0.071 R)
• M27: 27,872,776 km (0.101 R)
• M28: 31,449,811 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.4

Radius: 11.2

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.16 AU - 10.64 AU

Year: 11675 Days

Day: 10.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,228,165 km

• M1: 140,323 km (0.116 R)
• M2: 1,289,085 km (0.041 R)
• M3: 2,255,786 km (0.115 R)
• M4: 3,344,410 km (0.08 R)
• M5: 4,438,868 km (0.103 R)
• M6: 5,658,091 km (0.045 R)
• M7: 6,381,546 km (0.096 R)
• M8: 9,713,839 km (0.069 R)
• M9: 11,482,684 km (0.089 R)
• M10: 12,080,626 km (0.086 R)
• M11: 13,696,433 km (0.118 R)
• M12: 29,741,553 km (0.101 R)
• M13: 34,985,856 km (0.093 R)
• M14: 40,069,191 km (0.109 R)
• M15: 42,207,842 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.5

Radius: 7.3

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 15.02 AU - 17.49 AU

Year: 28804 Days

Day: 21.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,228,165 km

• M1: 96,491 km (0.104 R)
• M2: 397,482 km (0.111 R)
• M3: 778,059 km (0.118 R)
• M4: 1,691,354 km (0.119 R)
• M5: 2,219,135 km (0.046 R)
• M6: 14,607,035 km (0.085 R)
• M7: 20,548,464 km (0.104 R)
• M8: 23,583,057 km (0.059 R)
• M9: 23,995,199 km (0.11 R)
• M10: 26,680,780 km (0.078 R)
• M11: 28,968,431 km (0.06 R)
• M12: 30,523,800 km (0.07 R)
• M13: 32,513,302 km (0.12 R)
• M14: 35,387,825 km (0.079 R)
• M15: 44,080,209 km (0.111 R)
• M16: 47,921,883 km (0.077 R)
• M17: 48,251,746 km (0.112 R)
• M18: 55,352,409 km (0.059 R)
• M19: 63,714,032 km (0.097 R)
• M20: 66,951,929 km (0.083 R)
• M21: 70,085,555 km (0.074 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: 166 - 17,445 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit