🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.5 AU - 0.78 AU

Year: 219 Days

Day: 33.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 34,743,508 km

• M1: 122,670 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.96 AU - 0.96 AU

Year: 402 Days

Day: 38 Hours

Environment

Temp: -42 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.16 AU - 1.54 AU

Year: 671 Days

Day: 36.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.52 AU - 1.64 AU

Year: 849 Days

Day: 41.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.16 AU - 2.18 AU

Year: 1367 Days

Day: 28.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.92 AU - 2.5 AU

Year: 1404 Days

Day: 42.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.44 AU - 3.02 AU

Year: 1928 Days

Day: 33.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.4

Radius: 13.6

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.5 AU - 5.08 AU

Year: 4482 Days

Day: 9.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,743,508 km

• M1: 169,195 km (0.032 R)
• M2: 967,001 km (0.108 R)
• M3: 2,589,539 km (0.045 R)
• M4: 3,099,369 km (0.117 R)
• M5: 3,820,730 km (0.083 R)
• M6: 4,556,602 km (0.055 R)
• M7: 5,279,458 km (0.096 R)
• M8: 6,551,938 km (0.1 R)
• M9: 7,541,229 km (0.101 R)
• M10: 8,054,649 km (0.109 R)
• M11: 10,471,103 km (0.053 R)
• M12: 12,564,426 km (0.069 R)
• M13: 13,287,582 km (0.087 R)
• M14: 14,659,395 km (0.04 R)
• M15: 17,862,734 km (0.098 R)
• M16: 18,839,907 km (0.092 R)
• M17: 19,852,236 km (0.079 R)
• M18: 20,900,618 km (0.092 R)
• M19: 21,985,651 km (0.069 R)
• M20: 24,194,164 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86

Radius: 5.7

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.98 AU - 12.7 AU

Year: 17416 Days

Day: 19.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,743,508 km

• M1: 71,059 km (0.068 R)
• M2: 335,997 km (0.115 R)
• M3: 952,041 km (0.098 R)
• M4: 2,191,609 km (0.102 R)
• M5: 2,478,089 km (0.029 R)
• M6: 3,004,374 km (0.093 R)
• M7: 3,556,989 km (0.075 R)
• M8: 8,294,454 km (0.106 R)
• M9: 10,359,653 km (0.081 R)
• M10: 14,007,447 km (0.099 R)
• M11: 15,351,434 km (0.092 R)
• M12: 23,378,557 km (0.081 R)
• M13: 27,780,474 km (0.082 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 15,052 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit