🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.56 AU - 0.66 AU

Year: 170 Days

Day: 39.4 Hours

Environment

Temp: 228 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,821,480 km

• M1: 185,053 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.6 AU - 0.86 AU

Year: 222 Days

Day: 45.9 Hours

Environment

Temp: 216 °C

Axial Tilt: 156.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.52 AU - 1.66 AU

Year: 715 Days

Day: 35.9 Hours

Environment

Temp: -27 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.34 AU - 2.02 AU

Year: 776 Days

Day: 44.1 Hours

Environment

Temp: -32 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.78 AU - 2.06 AU

Year: 948 Days

Day: 40.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.67 AU - 4.45 AU

Year: 2916 Days

Day: 21.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.4

Radius: 13.3

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.57 AU - 11.43 AU

Year: 10437 Days

Day: 13.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,821,480 km

• M1: 208,091 km (0.034 R)
• M2: 658,231 km (0.12 R)
• M3: 1,978,881 km (0.119 R)
• M4: 4,415,980 km (0.098 R)
• M5: 4,952,886 km (0.072 R)
• M6: 5,771,037 km (0.05 R)
• M7: 6,639,453 km (0.118 R)
• M8: 9,051,270 km (0.112 R)
• M9: 13,229,388 km (0.09 R)
• M10: 15,533,645 km (0.06 R)
• M11: 16,780,992 km (0.088 R)
• M12: 32,924,247 km (0.12 R)
• M13: 41,000,588 km (0.107 R)
• M14: 45,424,945 km (0.081 R)
• M15: 46,402,716 km (0.119 R)
• M16: 47,967,510 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.9

Radius: 3.7

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 14.42 AU - 15.04 AU

Year: 20151 Days

Day: 16.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,821,480 km

• M1: 46,076 km (0.069 R)
• M2: 200,162 km (0.089 R)
• M3: 644,318 km (0.102 R)
• M4: 1,816,417 km (0.088 R)
• M5: 3,069,000 km (0.094 R)
• M6: 3,802,030 km (0.105 R)
• M7: 3,942,502 km (0.069 R)
• M8: 4,259,051 km (0.073 R)
• M9: 4,462,056 km (0.069 R)
• M10: 6,456,794 km (0.102 R)
• M11: 9,523,251 km (0.118 R)
• M12: 10,682,485 km (0.069 R)
• M13: 11,152,372 km (0.115 R)
• M14: 13,985,755 km (0.068 R)
• M15: 15,241,929 km (0.082 R)
• M16: 15,897,317 km (0.11 R)
• M17: 17,520,753 km (0.078 R)
• M18: 20,874,737 km (0.117 R)
• M19: 21,682,416 km (0.114 R)
• M20: 23,048,394 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.5

Radius: 5.1

Gravity: 14.67 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 18.65 AU - 20.13 AU

Year: 30434 Days

Day: 24 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 82,821,480 km

• M1: 65,075 km (0.056 R)
• M2: 241,152 km (0.1 R)
• M3: 631,004 km (0.028 R)
• M4: 1,031,477 km (0.094 R)
• M5: 1,603,540 km (0.118 R)
• M6: 1,979,180 km (0.119 R)
• M7: 2,458,043 km (0.117 R)
• M8: 3,037,435 km (0.111 R)
• M9: 3,491,465 km (0.055 R)
• M10: 4,712,931 km (0.051 R)
• M11: 5,086,776 km (0.105 R)
• M12: 5,725,559 km (0.097 R)
• M13: 6,021,314 km (0.109 R)
• M14: 6,551,938 km (0.072 R)
• M15: 10,721,679 km (0.032 R)
• M16: 11,902,455 km (0.109 R)
• M17: 13,167,305 km (0.086 R)
• M18: 14,211,199 km (0.065 R)
• M19: 14,441,879 km (0.112 R)
• M20: 16,546,871 km (0.073 R)
• M21: 18,480,872 km (0.082 R)
• M22: 20,560,432 km (0.096 R)
• M23: 24,181,897 km (0.066 R)
• M24: 25,289,819 km (0.043 R)
• M25: 33,192,776 km (0.104 R)
• M26: 33,598,934 km (0.09 R)
• M27: 35,116,754 km (0.099 R)
• M28: 41,960,707 km (0.076 R)
• M29: 44,699,245 km (0.042 R)
• M30: 49,114,477 km (0.105 R)
• M31: 50,707,993 km (0.098 R)
• M32: 51,789,436 km (0.095 R)
• M33: 59,992,785 km (0.105 R)
• M34: 62,427,491 km (0.048 R)
• M35: 63,253,570 km (0.102 R)
• M36: 63,877,692 km (0.081 R)
• M37: 64,086,830 km (0.12 R)
• M38: 64,716,488 km (0.041 R)
• M39: 74,895,875 km (0.117 R)
• M40: 75,361,124 km (0.099 R)
• M41: 76,768,541 km (0.109 R)
• M42: 81,832,279 km (0.075 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 11,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit