🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.49 AU - 0.57 AU

Year: 136 Days

Day: 13.7 Hours

Environment

Temp: 250 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.7 AU - 0.76 AU

Year: 219 Days

Day: 32.4 Hours

Environment

Temp: 210 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.27 AU - 1.29 AU

Year: 509 Days

Day: 30.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.14 AU - 1.62 AU

Year: 570 Days

Day: 36.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.52 AU - 3.32 AU

Year: 1754 Days

Day: 37.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.33 AU - 4.93 AU

Year: 3501 Days

Day: 35.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.27 AU - 5.17 AU

Year: 3604 Days

Day: 23.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 145 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.2

Radius: 13.4

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.57 AU - 10.07 AU

Year: 9206 Days

Day: 6.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,856,983 km

• M1: 166,652 km (0.076 R)
• M2: 671,246 km (0.096 R)
• M3: 1,247,048 km (0.035 R)
• M4: 2,065,947 km (0.074 R)
• M5: 3,197,505 km (0.081 R)
• M6: 3,991,870 km (0.115 R)
• M7: 8,327,365 km (0.075 R)
• M8: 10,724,223 km (0.062 R)
• M9: 12,672,136 km (0.103 R)
• M10: 17,047,874 km (0.03 R)
• M11: 20,866,958 km (0.111 R)
• M12: 25,131,694 km (0.111 R)
• M13: 30,768,542 km (0.099 R)
• M14: 32,031,746 km (0.116 R)
• M15: 33,659,072 km (0.083 R)
• M16: 36,260,429 km (0.069 R)
• M17: 44,332,581 km (0.058 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.1

Radius: 10.3

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.79 AU - 10.81 AU

Year: 9968 Days

Day: 12.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,856,983 km

• M1: 128,205 km (0.067 R)
• M2: 459,714 km (0.066 R)
• M3: 1,269,039 km (0.072 R)
• M4: 1,685,669 km (0.074 R)
• M5: 2,343,600 km (0.116 R)
• M6: 2,800,173 km (0.051 R)
• M7: 3,250,313 km (0.092 R)
• M8: 4,142,066 km (0.118 R)
• M9: 4,784,589 km (0.101 R)
• M10: 5,616,802 km (0.115 R)
• M11: 6,370,177 km (0.064 R)
• M12: 6,896,911 km (0.028 R)
• M13: 7,760,838 km (0.084 R)
• M14: 9,255,770 km (0.091 R)
• M15: 9,657,739 km (0.12 R)
• M16: 10,448,962 km (0.026 R)
• M17: 11,741,787 km (0.087 R)
• M18: 12,266,427 km (0.116 R)
• M19: 14,344,641 km (0.092 R)
• M20: 17,579,994 km (0.104 R)
• M21: 20,137,070 km (0.072 R)
• M22: 22,449,554 km (0.116 R)
• M23: 22,851,374 km (0.057 R)
• M24: 23,669,674 km (0.046 R)
• M25: 29,760,552 km (0.038 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 825.8

Radius: 6.4

Gravity: 20.16 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 15.06 AU - 15.58 AU

Year: 21075 Days

Day: 24 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,856,983 km

• M1: 79,586 km (0.118 R)
• M2: 356,791 km (0.026 R)
• M3: 636,240 km (0.12 R)
• M4: 1,404,425 km (0.049 R)
• M5: 2,039,468 km (0.044 R)
• M6: 2,527,456 km (0.116 R)
• M7: 3,117,769 km (0.11 R)
• M8: 4,220,754 km (0.103 R)
• M9: 5,727,803 km (0.118 R)
• M10: 8,502,993 km (0.055 R)
• M11: 10,179,238 km (0.104 R)
• M12: 10,677,997 km (0.036 R)
• M13: 13,641,381 km (0.101 R)
• M14: 14,170,658 km (0.077 R)
• M15: 16,173,175 km (0.085 R)
• M16: 16,425,547 km (0.102 R)
• M17: 19,095,420 km (0.088 R)
• M18: 20,435,069 km (0.08 R)
• M19: 21,027,925 km (0.105 R)
• M20: 21,938,528 km (0.105 R)
• M21: 29,685,902 km (0.105 R)
• M22: 30,574,065 km (0.071 R)
• M23: 31,479,880 km (0.085 R)
• M24: 33,753,618 km (0.114 R)
• M25: 34,166,059 km (0.03 R)
• M26: 36,710,869 km (0.118 R)
• M27: 38,326,675 km (0.117 R)
• M28: 43,946,020 km (0.074 R)
• M29: 58,544,828 km (0.102 R)
• M30: 59,140,077 km (0.077 R)
• M31: 60,141,037 km (0.118 R)
• M32: 63,420,222 km (0.092 R)
• M33: 69,441,985 km (0.091 R)
• M34: 74,897,520 km (0.097 R)
• M35: 76,777,666 km (0.047 R)
• M36: 77,014,929 km (0.098 R)
• M37: 80,631,906 km (0.038 R)
• M38: 82,855,678 km (0.058 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 11,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit