🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.29 AU - 1.35 AU

Year: 533 Days

Day: 34.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.01 AU - 1.68 AU

Year: 545 Days

Day: 41.4 Hours

Environment

Temp: 23 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,807,146 km

• M1: 843,433 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.06 AU - 3.26 AU

Year: 1525 Days

Day: 35.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,807,146 km

• M1: 44,281 km (0.092 R)
• M2: 1,140,385 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.23 AU - 3.17 AU

Year: 1559 Days

Day: 25.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.64 AU - 3.7 AU

Year: 2471 Days

Day: 42.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.99 AU - 5.73 AU

Year: 3766 Days

Day: 47 Hours

Environment

Temp: -120 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.95 AU - 5.91 AU

Year: 4447 Days

Day: 47 Hours

Environment

Temp: -136 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.9

Radius: 11.1

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.6 AU - 7.16 AU

Year: 5011 Days

Day: 13.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 87,807,146 km

• M1: 138,079 km (0.089 R)
• M2: 528,679 km (0.089 R)
• M3: 894,745 km (0.111 R)
• M4: 2,735,247 km (0.085 R)
• M5: 3,230,566 km (0.118 R)
• M6: 4,105,414 km (0.059 R)
• M7: 4,714,726 km (0.051 R)
• M8: 5,814,420 km (0.116 R)
• M9: 9,890,364 km (0.084 R)
• M10: 12,161,858 km (0.091 R)
• M11: 15,608,443 km (0.111 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.1

Radius: 9.2

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.63 AU - 9.25 AU

Year: 8618 Days

Day: 11.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,807,146 km

• M1: 125,812 km (0.059 R)
• M2: 438,471 km (0.118 R)
• M3: 1,310,328 km (0.116 R)
• M4: 1,628,074 km (0.048 R)
• M5: 2,245,913 km (0.081 R)
• M6: 2,571,438 km (0.118 R)
• M7: 4,503,644 km (0.116 R)
• M8: 4,965,303 km (0.117 R)
• M9: 5,949,657 km (0.112 R)
• M10: 8,556,849 km (0.077 R)
• M11: 9,357,646 km (0.067 R)
• M12: 10,353,968 km (0.09 R)
• M13: 11,951,673 km (0.032 R)
• M14: 19,170,219 km (0.069 R)
• M15: 20,929,341 km (0.059 R)
• M16: 30,950,603 km (0.112 R)
• M17: 39,279,913 km (0.08 R)
• M18: 40,614,924 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.9

Radius: 6.9

Gravity: 13.31 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 15.72 AU - 19.32 AU

Year: 25774 Days

Day: 16.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,807,146 km

• M1: 85,869 km (0.049 R)
• M2: 921,672 km (0.085 R)
• M3: 1,238,820 km (0.103 R)
• M4: 2,053,081 km (0.12 R)
• M5: 6,265,308 km (0.116 R)
• M6: 6,492,548 km (0.101 R)
• M7: 7,306,360 km (0.105 R)
• M8: 9,970,100 km (0.086 R)
• M9: 14,442,926 km (0.063 R)
• M10: 15,823,565 km (0.108 R)
• M11: 32,827,607 km (0.093 R)
• M12: 40,446,328 km (0.086 R)
• M13: 45,167,786 km (0.098 R)
• M14: 45,676,269 km (0.089 R)
• M15: 47,224,457 km (0.118 R)
• M16: 60,684,376 km (0.103 R)
• M17: 62,135,326 km (0.113 R)
• M18: 64,461,872 km (0.119 R)
• M19: 65,106,340 km (0.093 R)
• M20: 67,065,623 km (0.107 R)
• M21: 69,513,194 km (0.054 R)
• M22: 70,417,663 km (0.077 R)
• M23: 73,178,491 km (0.081 R)
• M24: 80,146,760 km (0.069 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 17,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit