🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.39 AU - 0.63 AU

Year: 136 Days

Day: 20.3 Hours

Environment

Temp: 219 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.43 AU - 1.63 AU

Year: 705 Days

Day: 47.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.56 AU - 1.66 AU

Year: 762 Days

Day: 23.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.3

Radius: 10.9

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.54 AU - 4.76 AU

Year: 3738 Days

Day: 11 Hours

Environment

Temp: -129 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,533,198 km

• M1: 150,196 km (0.037 R)
• M2: 638,633 km (0.118 R)
• M3: 1,000,361 km (0.109 R)
• M4: 1,349,373 km (0.083 R)
• M5: 1,725,462 km (0.105 R)
• M6: 3,079,173 km (0.095 R)
• M7: 6,965,426 km (0.112 R)
• M8: 7,414,669 km (0.094 R)
• M9: 7,787,766 km (0.117 R)
• M10: 8,239,103 km (0.118 R)
• M11: 10,451,356 km (0.097 R)
• M12: 11,903,802 km (0.102 R)
• M13: 12,547,222 km (0.113 R)
• M14: 13,078,444 km (0.11 R)
• M15: 13,440,770 km (0.085 R)
• M16: 14,091,222 km (0.095 R)
• M17: 15,758,341 km (0.087 R)
• M18: 19,130,576 km (0.118 R)
• M19: 19,894,273 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.5

Radius: 14.4

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 5.9 AU - 6.36 AU

Year: 5658 Days

Day: 10.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,533,198 km

• M1: 179,069 km (0.054 R)
• M2: 661,073 km (0.101 R)
• M3: 1,367,025 km (0.05 R)
• M4: 2,262,668 km (0.101 R)
• M5: 2,797,929 km (0.092 R)
• M6: 4,321,434 km (0.077 R)
• M7: 5,265,995 km (0.12 R)
• M8: 7,564,865 km (0.115 R)
• M9: 8,657,977 km (0.034 R)
• M10: 9,725,208 km (0.071 R)
• M11: 10,970,760 km (0.025 R)
• M12: 12,572,504 km (0.032 R)
• M13: 14,548,393 km (0.112 R)
• M14: 15,347,545 km (0.102 R)
• M15: 15,817,282 km (0.068 R)
• M16: 17,158,726 km (0.11 R)
• M17: 17,728,993 km (0.095 R)
• M18: 22,230,094 km (0.087 R)
• M19: 23,367,786 km (0.103 R)
• M20: 25,759,407 km (0.057 R)
• M21: 26,423,771 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.3

Radius: 9.2

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 11.44 AU - 11.58 AU

Year: 14557 Days

Day: 11.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,533,198 km

• M1: 131,646 km (0.106 R)
• M2: 777,909 km (0.078 R)
• M3: 1,298,659 km (0.083 R)
• M4: 1,827,488 km (0.078 R)
• M5: 2,203,726 km (0.091 R)
• M6: 2,562,013 km (0.056 R)
• M7: 4,921,920 km (0.055 R)
• M8: 5,597,055 km (0.094 R)
• M9: 6,049,439 km (0.101 R)
• M10: 8,375,386 km (0.081 R)
• M11: 10,192,851 km (0.07 R)
• M12: 11,240,934 km (0.026 R)
• M13: 12,816,498 km (0.119 R)
• M14: 13,981,866 km (0.072 R)
• M15: 21,754,223 km (0.095 R)
• M16: 25,879,384 km (0.089 R)
• M17: 26,965,615 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.4

Radius: 5.7

Gravity: 14.29 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 14.36 AU - 18.65 AU

Year: 24985 Days

Day: 15.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,533,198 km

• M1: 70,909 km (0.081 R)
• M2: 522,695 km (0.076 R)
• M3: 778,059 km (0.085 R)
• M4: 1,416,692 km (0.08 R)
• M5: 2,268,652 km (0.097 R)
• M6: 2,633,072 km (0.026 R)
• M7: 4,321,434 km (0.083 R)
• M8: 4,736,867 km (0.058 R)
• M9: 8,745,192 km (0.104 R)
• M10: 12,404,506 km (0.097 R)
• M11: 14,644,136 km (0.1 R)
• M12: 19,904,894 km (0.119 R)
• M13: 34,074,954 km (0.078 R)
• M14: 42,159,074 km (0.114 R)
• M15: 48,317,120 km (0.072 R)
• M16: 55,978,027 km (0.05 R)
• M17: 60,389,818 km (0.073 R)
• M18: 73,425,029 km (0.109 R)
• M19: 74,777,842 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 14,362 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit