🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.5 AU - 0.66 AU

Year: 161 Days

Day: 15.7 Hours

Environment

Temp: 168 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.56 AU - 0.64 AU

Year: 169 Days

Day: 29.4 Hours

Environment

Temp: 207 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.94 AU - 1.1 AU

Year: 374 Days

Day: 41 Hours

Environment

Temp: 24 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.59 AU - 2.21 AU

Year: 952 Days

Day: 21 Hours

Environment

Temp: -56 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.38 AU - 3.18 AU

Year: 1685 Days

Day: 16.8 Hours

Environment

Temp: -100 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.49 AU - 4.69 AU

Year: 3574 Days

Day: 42.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.5

Radius: 11.3

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.66 AU - 5.82 AU

Year: 4359 Days

Day: 12.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 29,827,089 km

• M1: 151,094 km (0.099 R)
• M2: 244,144 km (0.101 R)
• M3: 326,572 km (0.032 R)
• M4: 655,388 km (0.117 R)
• M5: 799,750 km (0.109 R)
• M6: 889,210 km (0.099 R)
• M7: 968,945 km (0.101 R)
• M8: 1,150,557 km (0.102 R)
• M9: 1,223,561 km (0.049 R)
• M10: 1,421,180 km (0.11 R)
• M11: 1,987,258 km (0.109 R)
• M12: 2,166,476 km (0.106 R)
• M13: 2,313,830 km (0.107 R)
• M14: 2,407,628 km (0.052 R)
• M15: 2,677,203 km (0.038 R)
• M16: 2,936,457 km (0.109 R)
• M17: 4,282,389 km (0.036 R)
• M18: 4,374,990 km (0.111 R)
• M19: 4,609,858 km (0.112 R)
• M20: 5,819,507 km (0.08 R)
• M21: 5,896,550 km (0.08 R)
• M22: 6,000,071 km (0.103 R)
• M23: 6,104,042 km (0.054 R)
• M24: 6,606,392 km (0.088 R)
• M25: 6,821,813 km (0.101 R)
• M26: 7,177,107 km (0.074 R)
• M27: 7,905,649 km (0.111 R)
• M28: 8,365,663 km (0.067 R)
• M29: 8,452,878 km (0.079 R)
• M30: 8,628,356 km (0.102 R)
• M31: 8,745,940 km (0.068 R)
• M32: 8,893,743 km (0.069 R)
• M33: 9,797,763 km (0.082 R)
• M34: 10,447,915 km (0.069 R)
• M35: 10,542,012 km (0.1 R)
• M36: 10,794,085 km (0.09 R)
• M37: 11,562,569 km (0.114 R)
• M38: 11,659,808 km (0.075 R)
• M39: 11,887,944 km (0.083 R)
• M40: 11,986,230 km (0.063 R)
• M41: 12,282,434 km (0.099 R)
• M42: 12,414,828 km (0.069 R)
• M43: 12,581,181 km (0.079 R)
• M44: 12,714,622 km (0.078 R)
• M45: 12,983,150 km (0.069 R)
• M46: 13,491,634 km (0.069 R)
• M47: 13,765,547 km (0.119 R)
• M48: 13,972,142 km (0.11 R)
• M49: 14,249,197 km (0.093 R)
• M50: 14,738,532 km (0.103 R)
• M51: 15,126,738 km (0.103 R)
• M52: 15,697,604 km (0.058 R)
• M53: 15,769,560 km (0.055 R)
• M54: 16,457,711 km (0.081 R)
• M55: 16,823,777 km (0.032 R)
• M56: 17,044,733 km (0.103 R)
• M57: 17,155,585 km (0.027 R)
• M58: 17,452,387 km (0.115 R)
• M59: 17,601,386 km (0.117 R)
• M60: 18,656,350 km (0.069 R)
• M61: 18,808,791 km (0.102 R)
• M62: 18,885,086 km (0.112 R)
• M63: 19,268,505 km (0.05 R)
• M64: 19,731,810 km (0.084 R)
• M65: 19,809,451 km (0.097 R)
• M66: 19,925,988 km (0.049 R)
• M67: 20,590,950 km (0.064 R)
• M68: 21,263,093 km (0.111 R)
• M69: 21,382,472 km (0.104 R)
• M70: 21,701,864 km (0.119 R)
• M71: 21,822,141 km (0.081 R)
• M72: 22,750,994 km (0.049 R)
• M73: 23,486,866 km (0.087 R)
• M74: 23,899,157 km (0.093 R)
• M75: 24,355,281 km (0.081 R)
• M76: 25,571,961 km (0.063 R)
• M77: 26,251,584 km (0.093 R)
• M78: 26,379,640 km (0.07 R)
• M79: 28,676,865 km (0.071 R)
• M80: 28,808,810 km (0.092 R)
• M81: 29,205,843 km (0.065 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 18,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit