🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.94 AU - 0.96 AU

Year: 351 Days

Day: 19 Hours

Environment

Temp: 14 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 53,789,848 km

• M1: 315,352 km (0.093 R)
• M2: 692,788 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.38 AU - 1.72 AU

Year: 731 Days

Day: 12.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.23 AU - 1.99 AU

Year: 774 Days

Day: 19.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 100.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.99 AU - 2.27 AU

Year: 1177 Days

Day: 15.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.04 AU - 2.94 AU

Year: 1488 Days

Day: 14.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.45 AU - 3.39 AU

Year: 1890 Days

Day: 18.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.5

Radius: 8.4

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.75 AU - 5.23 AU

Year: 4222 Days

Day: 11.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,789,848 km

• M1: 104,569 km (0.055 R)
• M2: 514,018 km (0.098 R)
• M3: 1,103,583 km (0.119 R)
• M4: 1,618,200 km (0.109 R)
• M5: 1,893,311 km (0.117 R)
• M6: 5,551,128 km (0.072 R)
• M7: 6,042,707 km (0.088 R)
• M8: 6,533,388 km (0.068 R)
• M9: 6,834,229 km (0.115 R)
• M10: 7,826,063 km (0.044 R)
• M11: 9,058,001 km (0.066 R)
• M12: 10,132,862 km (0.114 R)
• M13: 11,205,030 km (0.101 R)
• M14: 11,636,919 km (0.096 R)
• M15: 12,905,509 km (0.077 R)
• M16: 13,380,034 km (0.077 R)
• M17: 14,925,828 km (0.102 R)
• M18: 15,768,513 km (0.113 R)
• M19: 16,092,542 km (0.096 R)
• M20: 16,642,614 km (0.064 R)
• M21: 22,989,453 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.3

Radius: 12.4

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.36 AU - 5.7 AU

Year: 4925 Days

Day: 6.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,789,848 km

• M1: 161,715 km (0.074 R)
• M2: 723,156 km (0.06 R)
• M3: 1,115,402 km (0.116 R)
• M4: 1,859,950 km (0.094 R)
• M5: 2,614,522 km (0.101 R)
• M6: 3,120,761 km (0.113 R)
• M7: 4,430,042 km (0.114 R)
• M8: 5,986,009 km (0.12 R)
• M9: 7,627,995 km (0.112 R)
• M10: 8,100,276 km (0.088 R)
• M11: 9,761,261 km (0.097 R)
• M12: 14,067,286 km (0.106 R)
• M13: 15,400,203 km (0.111 R)
• M14: 15,862,760 km (0.04 R)
• M15: 16,513,959 km (0.111 R)
• M16: 18,901,541 km (0.118 R)
• M17: 19,365,145 km (0.066 R)
• M18: 21,582,485 km (0.118 R)
• M19: 23,352,826 km (0.115 R)
• M20: 23,964,083 km (0.092 R)
• M21: 24,429,332 km (0.077 R)
• M22: 24,979,852 km (0.101 R)
• M23: 25,942,814 km (0.047 R)
• M24: 28,893,034 km (0.117 R)
• M25: 29,420,216 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.2

Radius: 14.3

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.81 AU - 9.65 AU

Year: 10621 Days

Day: 6.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,789,848 km

• M1: 177,872 km (0.083 R)
• M2: 847,322 km (0.04 R)
• M3: 1,292,825 km (0.118 R)
• M4: 2,175,452 km (0.099 R)
• M5: 3,872,790 km (0.103 R)
• M6: 4,998,364 km (0.074 R)
• M7: 5,498,919 km (0.055 R)
• M8: 6,919,650 km (0.112 R)
• M9: 7,803,474 km (0.086 R)
• M10: 8,761,349 km (0.085 R)
• M11: 10,054,174 km (0.072 R)
• M12: 10,801,415 km (0.116 R)
• M13: 14,035,123 km (0.069 R)
• M14: 16,519,943 km (0.097 R)
• M15: 17,485,298 km (0.044 R)
• M16: 18,020,560 km (0.119 R)
• M17: 29,629,803 km (0.091 R)
• M18: 30,391,406 km (0.111 R)
• M19: 32,409,930 km (0.116 R)
• M20: 35,847,988 km (0.076 R)
• M21: 38,227,941 km (0.098 R)
• M22: 39,653,160 km (0.09 R)
• M23: 46,434,281 km (0.101 R)
• M24: 49,259,587 km (0.061 R)
• M25: 50,021,638 km (0.064 R)
• M26: 53,468,822 km (0.077 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 19,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit