🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.17 AU - 1.55 AU

Year: 552 Days

Day: 20.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.54 AU - 1.54 AU

Year: 666 Days

Day: 37.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 57,524,776 km

• M1: 26,928 km (0.057 R)
• M2: 65,374 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.72 AU - 4.36 AU

Year: 2320 Days

Day: 19.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.6

Radius: 11.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.36 AU - 7.12 AU

Year: 4789 Days

Day: 14.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 130.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,524,776 km

• M1: 146,756 km (0.091 R)
• M2: 609,013 km (0.034 R)
• M3: 1,436,140 km (0.08 R)
• M4: 2,061,459 km (0.111 R)
• M5: 3,185,088 km (0.079 R)
• M6: 3,905,851 km (0.057 R)
• M7: 4,592,655 km (0.109 R)
• M8: 5,282,002 km (0.109 R)
• M9: 7,214,507 km (0.113 R)
• M10: 8,938,622 km (0.07 R)

Asteroid Belt

Center: 6.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.2

Radius: 9.1

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.2 AU - 6.88 AU

Year: 5825 Days

Day: 8.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 57,524,776 km

• M1: 113,994 km (0.096 R)
• M2: 808,576 km (0.104 R)
• M3: 1,439,281 km (0.112 R)
• M4: 2,494,993 km (0.062 R)
• M5: 3,622,812 km (0.047 R)
• M6: 5,253,428 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.4

Radius: 7.9

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.46 AU - 16.26 AU

Year: 17006 Days

Day: 21.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,524,776 km

• M1: 98,286 km (0.055 R)
• M2: 479,760 km (0.106 R)
• M3: 843,582 km (0.107 R)
• M4: 1,228,498 km (0.071 R)
• M5: 1,962,425 km (0.084 R)
• M6: 2,296,178 km (0.077 R)
• M7: 3,126,595 km (0.083 R)
• M8: 7,276,590 km (0.089 R)
• M9: 12,502,343 km (0.111 R)
• M10: 15,222,930 km (0.079 R)
• M11: 18,155,048 km (0.103 R)
• M12: 18,799,815 km (0.098 R)
• M13: 19,795,538 km (0.079 R)
• M14: 20,825,968 km (0.117 R)
• M15: 27,036,823 km (0.114 R)
• M16: 32,579,275 km (0.072 R)
• M17: 35,991,303 km (0.118 R)
• M18: 36,497,393 km (0.11 R)
• M19: 46,140,770 km (0.111 R)
• M20: 47,038,657 km (0.108 R)
• M21: 57,180,944 km (0.094 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 10,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit