🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.67 AU - 0.77 AU

Year: 231 Days

Day: 40.9 Hours

Environment

Temp: 104 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,843,692 km

• M1: 28,723 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.71 AU - 0.75 AU

Year: 236 Days

Day: 46.5 Hours

Environment

Temp: 134 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,843,692 km

• M1: 548,875 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.19 AU - 2.53 AU

Year: 1373 Days

Day: 19.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.73 AU - 3.71 AU

Year: 2188 Days

Day: 20 Hours

Environment

Temp: -125 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,843,692 km

• M1: 1,205,759 km (0.111 R)

Asteroid Belt

Center: 3.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.6

Radius: 13.2

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.04 AU - 4.98 AU

Year: 3628 Days

Day: 7.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 149.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,843,692 km

• M1: 164,109 km (0.044 R)
• M2: 716,125 km (0.115 R)
• M3: 1,161,179 km (0.054 R)
• M4: 1,730,847 km (0.09 R)
• M5: 2,159,296 km (0.091 R)
• M6: 2,600,310 km (0.109 R)
• M7: 3,465,734 km (0.067 R)
• M8: 3,877,876 km (0.103 R)
• M9: 4,668,351 km (0.113 R)
• M10: 5,126,121 km (0.088 R)
• M11: 5,638,942 km (0.107 R)
• M12: 7,757,547 km (0.079 R)
• M13: 8,670,543 km (0.085 R)
• M14: 9,472,836 km (0.093 R)
• M15: 9,985,209 km (0.086 R)
• M16: 10,827,595 km (0.098 R)
• M17: 11,388,138 km (0.116 R)
• M18: 12,264,931 km (0.079 R)
• M19: 14,678,693 km (0.114 R)
• M20: 16,074,291 km (0.076 R)
• M21: 17,017,207 km (0.114 R)
• M22: 18,841,104 km (0.105 R)
• M23: 19,948,577 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.3

Radius: 10

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.51 AU - 5.75 AU

Year: 3773 Days

Day: 9.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,843,692 km

• M1: 125,064 km (0.1 R)
• M2: 530,324 km (0.069 R)
• M3: 1,317,359 km (0.07 R)
• M4: 4,263,240 km (0.077 R)
• M5: 6,839,166 km (0.118 R)
• M6: 7,347,200 km (0.054 R)
• M7: 7,995,857 km (0.09 R)
• M8: 8,774,364 km (0.053 R)
• M9: 13,076,799 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.1

Radius: 10.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.52 AU - 7.64 AU

Year: 7904 Days

Day: 14.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,843,692 km

• M1: 142,118 km (0.116 R)
• M2: 729,290 km (0.088 R)
• M3: 1,112,859 km (0.096 R)
• M4: 1,507,647 km (0.095 R)
• M5: 1,966,614 km (0.107 R)
• M6: 3,027,113 km (0.054 R)
• M7: 3,741,892 km (0.096 R)
• M8: 4,407,602 km (0.029 R)
• M9: 6,401,891 km (0.037 R)
• M10: 6,991,307 km (0.099 R)
• M11: 7,578,778 km (0.086 R)
• M12: 8,768,829 km (0.089 R)
• M13: 11,218,494 km (0.057 R)
• M14: 12,922,264 km (0.083 R)
• M15: 16,901,119 km (0.118 R)
• M16: 19,558,276 km (0.106 R)
• M17: 20,799,190 km (0.105 R)
• M18: 21,706,352 km (0.115 R)
• M19: 22,560,855 km (0.095 R)
• M20: 27,173,256 km (0.111 R)
• M21: 30,414,593 km (0.103 R)
• M22: 33,905,161 km (0.092 R)
• M23: 35,586,491 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.8

Radius: 5.6

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 10.4 AU - 16.48 AU

Year: 18662 Days

Day: 19.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,843,692 km

• M1: 73,752 km (0.064 R)
• M2: 354,098 km (0.045 R)
• M3: 618,438 km (0.032 R)
• M4: 1,239,119 km (0.064 R)
• M5: 1,502,561 km (0.071 R)
• M6: 2,344,947 km (0.11 R)
• M7: 3,243,731 km (0.078 R)
• M8: 3,488,922 km (0.097 R)
• M9: 4,117,981 km (0.074 R)
• M10: 5,080,344 km (0.108 R)
• M11: 6,218,185 km (0.079 R)
• M12: 7,439,801 km (0.111 R)
• M13: 8,770,774 km (0.034 R)
• M14: 9,380,684 km (0.087 R)
• M15: 10,300,412 km (0.044 R)
• M16: 11,278,782 km (0.068 R)
• M17: 15,007,210 km (0.038 R)
• M18: 16,455,915 km (0.025 R)
• M19: 21,903,372 km (0.075 R)
• M20: 23,022,813 km (0.044 R)
• M21: 24,772,809 km (0.115 R)
• M22: 27,883,248 km (0.099 R)
• M23: 33,594,296 km (0.108 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 14,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit