🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.67 AU - 0.75 AU

Year: 215 Days

Day: 30.7 Hours

Environment

Temp: 192 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.02 AU - 1.62 AU

Year: 546 Days

Day: 47.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 102,216,461 km

• M1: 506,239 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.07 AU - 1.75 AU

Year: 603 Days

Day: 46.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.84 AU - 2.38 AU

Year: 1103 Days

Day: 21.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.5 AU - 4.2 AU

Year: 2719 Days

Day: 45.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.9

Radius: 12.2

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 10.86 AU - 12.52 AU

Year: 14384 Days

Day: 7.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 102,216,461 km

• M1: 151,692 km (0.091 R)
• M2: 837,898 km (0.092 R)
• M3: 1,319,004 km (0.06 R)
• M4: 1,778,120 km (0.114 R)
• M5: 2,258,629 km (0.082 R)
• M6: 3,328,253 km (0.118 R)
• M7: 4,015,207 km (0.106 R)
• M8: 4,460,560 km (0.105 R)
• M9: 4,852,057 km (0.085 R)
• M10: 5,389,413 km (0.104 R)
• M11: 5,867,228 km (0.087 R)
• M12: 9,535,967 km (0.105 R)
• M13: 12,384,460 km (0.096 R)
• M14: 14,633,215 km (0.096 R)
• M15: 15,822,069 km (0.112 R)
• M16: 23,244,667 km (0.069 R)
• M17: 24,687,688 km (0.034 R)
• M18: 27,939,048 km (0.113 R)
• M19: 28,602,814 km (0.079 R)
• M20: 30,757,921 km (0.085 R)
• M21: 35,388,872 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.2

Radius: 3

Gravity: 16.8 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 9.61 AU - 15.75 AU

Year: 16250 Days

Day: 15.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,216,461 km

• M1: 44,730 km (0.096 R)
• M2: 463,305 km (0.076 R)
• M3: 632,799 km (0.097 R)
• M4: 896,690 km (0.055 R)
• M5: 1,206,058 km (0.107 R)
• M6: 1,360,443 km (0.067 R)
• M7: 1,637,498 km (0.095 R)
• M8: 2,080,009 km (0.1 R)
• M9: 4,461,158 km (0.108 R)
• M10: 6,512,743 km (0.076 R)
• M11: 7,024,817 km (0.11 R)
• M12: 10,039,663 km (0.084 R)
• M13: 13,408,158 km (0.075 R)
• M14: 14,294,077 km (0.1 R)
• M15: 14,475,838 km (0.104 R)
• M16: 15,030,248 km (0.104 R)
• M17: 28,715,461 km (0.108 R)
• M18: 39,205,264 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.2

Radius: 5.7

Gravity: 23.74 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 14.26 AU - 19.98 AU

Year: 25493 Days

Day: 22.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,216,461 km

• M1: 71,209 km (0.099 R)
• M2: 325,974 km (0.097 R)
• M3: 825,930 km (0.083 R)
• M4: 1,541,307 km (0.091 R)
• M5: 2,657,606 km (0.091 R)
• M6: 2,895,018 km (0.093 R)
• M7: 3,693,422 km (0.105 R)
• M8: 4,974,428 km (0.09 R)
• M9: 6,293,732 km (0.105 R)
• M10: 10,877,112 km (0.102 R)
• M11: 11,624,353 km (0.09 R)
• M12: 13,992,786 km (0.112 R)
• M13: 14,550,637 km (0.11 R)
• M14: 15,967,030 km (0.093 R)
• M15: 22,663,479 km (0.118 R)
• M16: 26,320,549 km (0.057 R)
• M17: 27,912,270 km (0.05 R)
• M18: 49,853,939 km (0.057 R)
• M19: 51,152,449 km (0.113 R)
• M20: 51,527,640 km (0.114 R)
• M21: 58,597,785 km (0.113 R)
• M22: 60,670,464 km (0.105 R)
• M23: 83,630,146 km (0.111 R)
• M24: 84,673,592 km (0.063 R)
• M25: 91,392,182 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 885.3

Radius: 4.5

Gravity: 43.72 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 15.34 AU - 20.58 AU

Year: 27392 Days

Day: 22 Hours

Environment

Temp: -197 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 102,216,461 km

• M1: 55,950 km (0.06 R)
• M2: 241,451 km (0.088 R)
• M3: 474,375 km (0.064 R)
• M4: 632,051 km (0.085 R)
• M5: 1,057,208 km (0.068 R)
• M6: 1,652,159 km (0.1 R)
• M7: 2,869,886 km (0.097 R)
• M8: 10,866,939 km (0.074 R)
• M9: 12,001,639 km (0.083 R)
• M10: 16,232,117 km (0.065 R)
• M11: 22,455,239 km (0.107 R)
• M12: 25,237,759 km (0.043 R)
• M13: 33,325,618 km (0.09 R)
• M14: 40,455,004 km (0.118 R)
• M15: 54,751,325 km (0.082 R)
• M16: 57,420,749 km (0.093 R)
• M17: 63,685,160 km (0.037 R)
• M18: 68,027,238 km (0.042 R)
• M19: 77,295,275 km (0.078 R)
• M20: 101,604,779 km (0.026 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 15,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit