🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.64 AU - 0.76 AU

Year: 250 Days

Day: 12.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 43.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.63 AU - 1.01 AU

Year: 317 Days

Day: 18.3 Hours

Environment

Temp: -27 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.89 AU - 0.93 AU

Year: 371 Days

Day: 34.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 105.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,681,414 km

• M1: 801,246 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.94 AU - 1.3 AU

Year: 507 Days

Day: 37.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.15 AU - 1.77 AU

Year: 754 Days

Day: 23.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,681,414 km

• M1: 183,407 km (0.082 R)

Asteroid Belt

Center: 2.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.1

Radius: 10.6

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.81 AU - 3.49 AU

Year: 2390 Days

Day: 10 Hours

Environment

Temp: -139 °C

Axial Tilt: 156.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,681,414 km

• M1: 131,796 km (0.117 R)
• M2: 478,713 km (0.1 R)
• M3: 1,076,955 km (0.069 R)
• M4: 1,588,430 km (0.05 R)
• M5: 2,257,731 km (0.101 R)
• M6: 2,730,460 km (0.1 R)
• M7: 3,091,141 km (0.086 R)
• M8: 3,515,550 km (0.092 R)
• M9: 4,030,615 km (0.05 R)
• M10: 4,576,348 km (0.06 R)
• M11: 5,337,951 km (0.117 R)
• M12: 6,252,144 km (0.061 R)
• M13: 7,424,842 km (0.108 R)
• M14: 7,773,853 km (0.116 R)
• M15: 9,037,207 km (0.077 R)
• M16: 9,941,526 km (0.105 R)
• M17: 12,076,288 km (0.066 R)
• M18: 12,560,088 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.6

Radius: 14.7

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.95 AU - 4.01 AU

Year: 2775 Days

Day: 7.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,681,414 km

• M1: 183,108 km (0.108 R)
• M2: 723,904 km (0.089 R)
• M3: 1,190,350 km (0.08 R)
• M4: 4,641,124 km (0.105 R)
• M5: 5,208,100 km (0.052 R)
• M6: 5,821,302 km (0.104 R)
• M7: 7,737,202 km (0.046 R)
• M8: 8,805,630 km (0.104 R)
• M9: 9,607,026 km (0.099 R)
• M10: 10,230,101 km (0.079 R)
• M11: 10,802,313 km (0.11 R)
• M12: 12,263,285 km (0.056 R)
• M13: 14,649,072 km (0.107 R)
• M14: 16,231,219 km (0.083 R)
• M15: 16,905,607 km (0.076 R)
• M16: 18,310,480 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.4

Radius: 8.8

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.9 AU - 5.14 AU

Year: 4108 Days

Day: 12.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,681,414 km

• M1: 111,301 km (0.119 R)
• M2: 410,048 km (0.045 R)
• M3: 748,438 km (0.097 R)
• M4: 1,101,040 km (0.025 R)
• M5: 1,964,519 km (0.104 R)
• M6: 3,853,940 km (0.107 R)
• M7: 4,294,506 km (0.087 R)
• M8: 4,691,389 km (0.086 R)
• M9: 6,091,177 km (0.088 R)
• M10: 6,560,764 km (0.107 R)
• M11: 8,041,634 km (0.053 R)
• M12: 8,607,113 km (0.085 R)
• M13: 9,775,473 km (0.087 R)
• M14: 10,463,473 km (0.056 R)
• M15: 12,276,001 km (0.036 R)
• M16: 13,076,799 km (0.079 R)
• M17: 13,752,831 km (0.055 R)
• M18: 19,551,993 km (0.069 R)
• M19: 20,160,856 km (0.062 R)
• M20: 25,098,334 km (0.071 R)
• M21: 27,381,197 km (0.094 R)
• M22: 29,445,050 km (0.088 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.2

Radius: 14.7

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.18 AU - 10.16 AU

Year: 9983 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,681,414 km

• M1: 199,713 km (0.114 R)
• M2: 750,682 km (0.096 R)
• M3: 1,352,514 km (0.053 R)
• M4: 2,447,272 km (0.045 R)
• M5: 3,936,967 km (0.109 R)
• M6: 6,088,484 km (0.1 R)
• M7: 7,988,377 km (0.119 R)
• M8: 10,431,460 km (0.098 R)
• M9: 10,965,374 km (0.045 R)
• M10: 13,493,130 km (0.054 R)
• M11: 14,561,707 km (0.099 R)
• M12: 21,687,353 km (0.085 R)
• M13: 24,997,954 km (0.076 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 11,216 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit