🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.64 AU - 0.94 AU

Year: 255 Days

Day: 47 Hours

Environment

Temp: 158 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.7 AU - 3.12 AU

Year: 1804 Days

Day: 12.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.57 AU - 3.55 AU

Year: 1945 Days

Day: 20.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,335,453 km

• M1: 1,997,880 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.21 AU - 5.13 AU

Year: 3095 Days

Day: 19.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327

Radius: 13.5

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.91 AU - 11.23 AU

Year: 10760 Days

Day: 5.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 39,335,453 km

• M1: 171,439 km (0.027 R)
• M2: 392,096 km (0.033 R)
• M3: 505,042 km (0.075 R)
• M4: 619,036 km (0.088 R)
• M5: 816,954 km (0.049 R)
• M6: 1,070,822 km (0.1 R)
• M7: 1,190,350 km (0.107 R)
• M8: 1,636,002 km (0.066 R)
• M9: 1,982,621 km (0.073 R)
• M10: 2,443,382 km (0.078 R)
• M11: 2,557,974 km (0.039 R)
• M12: 3,830,005 km (0.053 R)
• M13: 3,937,117 km (0.098 R)
• M14: 4,099,879 km (0.111 R)
• M15: 4,237,210 km (0.049 R)
• M16: 4,488,235 km (0.108 R)
• M17: 4,601,481 km (0.092 R)
• M18: 4,859,687 km (0.072 R)
• M19: 4,975,924 km (0.105 R)
• M20: 5,390,460 km (0.109 R)
• M21: 5,939,933 km (0.088 R)
• M22: 6,127,230 km (0.037 R)
• M23: 6,411,615 km (0.095 R)
• M24: 7,191,618 km (0.078 R)
• M25: 7,694,417 km (0.051 R)
• M26: 7,864,510 km (0.118 R)
• M27: 7,967,283 km (0.11 R)
• M28: 8,734,122 km (0.069 R)
• M29: 9,018,807 km (0.077 R)
• M30: 9,524,448 km (0.1 R)
• M31: 9,634,103 km (0.06 R)
• M32: 9,817,659 km (0.038 R)
• M33: 10,076,613 km (0.036 R)
• M34: 10,867,089 km (0.094 R)
• M35: 11,482,684 km (0.102 R)
• M36: 12,149,292 km (0.118 R)
• M37: 12,467,487 km (0.097 R)
• M38: 12,869,007 km (0.074 R)
• M39: 13,438,227 km (0.102 R)
• M40: 14,223,915 km (0.082 R)
• M41: 14,727,910 km (0.034 R)
• M42: 15,237,740 km (0.082 R)
• M43: 15,323,310 km (0.054 R)
• M44: 16,231,219 km (0.065 R)
• M45: 16,713,673 km (0.076 R)
• M46: 17,828,027 km (0.071 R)
• M47: 17,918,085 km (0.12 R)
• M48: 18,189,605 km (0.114 R)
• M49: 18,874,165 km (0.073 R)
• M50: 19,846,850 km (0.073 R)
• M51: 20,315,690 km (0.114 R)
• M52: 21,792,520 km (0.064 R)
• M53: 22,763,560 km (0.077 R)
• M54: 23,897,811 km (0.115 R)
• M55: 24,396,720 km (0.06 R)
• M56: 25,050,313 km (0.108 R)
• M57: 26,375,002 km (0.077 R)
• M58: 27,513,592 km (0.096 R)
• M59: 27,617,861 km (0.103 R)
• M60: 28,088,945 km (0.106 R)
• M61: 28,773,954 km (0.106 R)
• M62: 29,145,106 km (0.06 R)
• M63: 30,537,563 km (0.094 R)
• M64: 30,807,886 km (0.056 R)
• M65: 31,078,958 km (0.117 R)
• M66: 31,296,323 km (0.077 R)
• M67: 31,678,097 km (0.119 R)
• M68: 32,998,448 km (0.064 R)
• M69: 33,109,300 km (0.103 R)
• M70: 35,125,879 km (0.114 R)
• M71: 35,238,975 km (0.093 R)
• M72: 35,693,005 km (0.085 R)
• M73: 36,377,714 km (0.072 R)
• M74: 36,492,157 km (0.045 R)
• M75: 36,721,640 km (0.071 R)
• M76: 36,893,976 km (0.081 R)
• M77: 37,066,612 km (0.094 R)
• M78: 37,817,893 km (0.093 R)
• M79: 38,749,439 km (0.061 R)
• M80: 38,983,410 km (0.096 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 12,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit