🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.69 AU - 0.85 AU

Year: 251 Days

Day: 21.2 Hours

Environment

Temp: 100 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 34,381,722 km

• M1: 70,311 km (0.111 R)
• M2: 407,804 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.87 AU - 1.01 AU

Year: 338 Days

Day: 13.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 23.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.24 AU - 2.04 AU

Year: 779 Days

Day: 37 Hours

Environment

Temp: -43 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.45 AU - 3.03 AU

Year: 1682 Days

Day: 44.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.6 AU - 3.8 AU

Year: 2639 Days

Day: 19.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.61 AU - 4.99 AU

Year: 3307 Days

Day: 15.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.7

Radius: 9.1

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.62 AU - 5.64 AU

Year: 3695 Days

Day: 10.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,381,722 km

• M1: 113,246 km (0.112 R)
• M2: 465,100 km (0.106 R)
• M3: 1,539,063 km (0.103 R)
• M4: 1,998,927 km (0.105 R)
• M5: 2,596,121 km (0.105 R)
• M6: 3,578,381 km (0.097 R)
• M7: 3,969,879 km (0.119 R)
• M8: 4,254,115 km (0.108 R)
• M9: 4,646,360 km (0.118 R)
• M10: 5,087,973 km (0.115 R)
• M11: 5,584,189 km (0.111 R)
• M12: 8,673,236 km (0.097 R)
• M13: 9,041,546 km (0.12 R)
• M14: 11,171,520 km (0.058 R)
• M15: 11,519,784 km (0.081 R)
• M16: 12,146,749 km (0.066 R)
• M17: 12,655,082 km (0.068 R)
• M18: 14,113,961 km (0.099 R)
• M19: 14,676,000 km (0.035 R)
• M20: 16,284,775 km (0.116 R)
• M21: 17,017,207 km (0.119 R)
• M22: 17,653,895 km (0.09 R)
• M23: 22,357,402 km (0.053 R)

Asteroid Belt

Center: 4.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.1

Radius: 9.9

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.31 AU - 6.27 AU

Year: 4512 Days

Day: 9.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,381,722 km

• M1: 123,269 km (0.108 R)
• M2: 578,794 km (0.087 R)
• M3: 957,576 km (0.057 R)
• M4: 1,443,320 km (0.083 R)
• M5: 1,889,870 km (0.066 R)
• M6: 2,384,740 km (0.11 R)
• M7: 4,296,900 km (0.079 R)
• M8: 4,623,472 km (0.06 R)
• M9: 5,326,582 km (0.06 R)
• M10: 6,741,329 km (0.064 R)
• M11: 8,225,340 km (0.062 R)
• M12: 9,221,362 km (0.079 R)
• M13: 9,546,289 km (0.087 R)
• M14: 11,205,629 km (0.093 R)
• M15: 13,367,467 km (0.112 R)
• M16: 15,691,321 km (0.112 R)
• M17: 17,002,546 km (0.073 R)
• M18: 17,382,525 km (0.079 R)
• M19: 18,556,269 km (0.108 R)
• M20: 19,075,224 km (0.101 R)
• M21: 20,445,541 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582

Radius: 13.4

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.25 AU - 8.37 AU

Year: 6591 Days

Day: 12.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,381,722 km

• M1: 168,298 km (0.102 R)
• M2: 622,178 km (0.076 R)
• M3: 1,803,253 km (0.099 R)
• M4: 2,275,384 km (0.11 R)
• M5: 2,849,241 km (0.08 R)
• M6: 3,974,217 km (0.079 R)
• M7: 4,443,506 km (0.117 R)
• M8: 6,739,384 km (0.119 R)
• M9: 7,483,484 km (0.057 R)
• M10: 7,932,876 km (0.102 R)
• M11: 9,010,429 km (0.116 R)
• M12: 10,642,692 km (0.112 R)
• M13: 11,752,110 km (0.047 R)
• M14: 14,775,034 km (0.109 R)
• M15: 20,373,734 km (0.116 R)
• M16: 21,627,065 km (0.106 R)
• M17: 24,613,936 km (0.037 R)
• M18: 27,510,600 km (0.113 R)
• M19: 31,393,861 km (0.05 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 558 - 20,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit