🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.46 AU - 0.66 AU

Year: 186 Days

Day: 19.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.65 AU - 0.65 AU

Year: 232 Days

Day: 15.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,562,275 km

• M1: 195,524 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.95 AU - 1.31 AU

Year: 532 Days

Day: 46.1 Hours

Environment

Temp: -73 °C

Axial Tilt: 154 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.96 AU - 1.34 AU

Year: 546 Days

Day: 40.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.4 AU - 1.54 AU

Year: 789 Days

Day: 24.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.06 AU - 2.18 AU

Year: 1367 Days

Day: 19.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.1

Radius: 13.7

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.61 AU - 5.69 AU

Year: 4441 Days

Day: 13.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,562,275 km

• M1: 170,691 km (0.112 R)
• M2: 725,550 km (0.097 R)
• M3: 1,512,584 km (0.096 R)
• M4: 2,562,911 km (0.117 R)
• M5: 3,007,067 km (0.066 R)
• M6: 3,673,226 km (0.091 R)
• M7: 4,123,815 km (0.102 R)
• M8: 6,310,936 km (0.045 R)
• M9: 6,894,367 km (0.102 R)
• M10: 7,478,248 km (0.07 R)
• M11: 8,169,839 km (0.113 R)
• M12: 9,680,927 km (0.109 R)
• M13: 10,458,686 km (0.044 R)
• M14: 12,992,575 km (0.076 R)
• M15: 14,931,663 km (0.12 R)
• M16: 17,681,720 km (0.062 R)
• M17: 19,920,303 km (0.074 R)
• M18: 21,465,948 km (0.096 R)
• M19: 23,393,965 km (0.114 R)
• M20: 24,478,849 km (0.041 R)
• M21: 25,678,026 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.5

Radius: 9.4

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.07 AU - 8.09 AU

Year: 8344 Days

Day: 12.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,562,275 km

• M1: 117,434 km (0.106 R)
• M2: 585,825 km (0.065 R)
• M3: 925,412 km (0.101 R)
• M4: 1,278,164 km (0.091 R)
• M5: 2,212,253 km (0.11 R)
• M6: 3,767,473 km (0.108 R)
• M7: 6,332,029 km (0.076 R)
• M8: 7,188,626 km (0.1 R)
• M9: 7,503,979 km (0.065 R)
• M10: 8,859,485 km (0.11 R)
• M11: 11,452,615 km (0.101 R)
• M12: 12,494,115 km (0.05 R)
• M13: 13,419,079 km (0.056 R)
• M14: 15,146,784 km (0.049 R)
• M15: 17,865,127 km (0.08 R)
• M16: 20,183,894 km (0.1 R)
• M17: 32,212,760 km (0.072 R)
• M18: 32,964,190 km (0.081 R)
• M19: 34,949,952 km (0.044 R)
• M20: 35,972,154 km (0.054 R)
• M21: 36,664,493 km (0.06 R)
• M22: 39,891,020 km (0.096 R)
• M23: 41,384,007 km (0.078 R)
• M24: 42,144,263 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 19,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit