🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.73 AU - 1.17 AU

Year: 337 Days

Day: 17.4 Hours

Environment

Temp: 72 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.83 AU - 1.35 AU

Year: 414 Days

Day: 23.2 Hours

Environment

Temp: 36 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.09 AU - 1.43 AU

Year: 514 Days

Day: 18.7 Hours

Environment

Temp: -12 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.58 AU - 1.92 AU

Year: 841 Days

Day: 36.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.1

Radius: 14.3

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.59 AU - 7.73 AU

Year: 6247 Days

Day: 8.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,288,259 km

• M1: 177,872 km (0.086 R)
• M2: 923,617 km (0.094 R)
• M3: 1,513,930 km (0.094 R)
• M4: 2,507,560 km (0.049 R)
• M5: 3,232,511 km (0.059 R)
• M6: 6,242,270 km (0.09 R)
• M7: 6,995,196 km (0.117 R)
• M8: 7,846,408 km (0.105 R)
• M9: 8,519,300 km (0.091 R)
• M10: 11,354,329 km (0.087 R)
• M11: 14,013,730 km (0.114 R)
• M12: 15,185,680 km (0.107 R)
• M13: 16,169,585 km (0.108 R)
• M14: 18,884,786 km (0.096 R)
• M15: 20,095,183 km (0.077 R)
• M16: 24,366,651 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694

Radius: 7.3

Gravity: 13.02 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 11.74 AU - 16.56 AU

Year: 19345 Days

Day: 21.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,288,259 km

• M1: 100,679 km (0.119 R)
• M2: 396,584 km (0.105 R)
• M3: 670,198 km (0.029 R)
• M4: 1,148,762 km (0.065 R)
• M5: 2,126,534 km (0.086 R)
• M6: 2,401,943 km (0.09 R)
• M7: 2,999,138 km (0.044 R)
• M8: 3,902,859 km (0.068 R)
• M9: 5,273,624 km (0.093 R)
• M10: 5,740,968 km (0.106 R)
• M11: 6,026,101 km (0.109 R)
• M12: 7,215,853 km (0.112 R)
• M13: 8,040,886 km (0.075 R)
• M14: 8,819,842 km (0.1 R)
• M15: 9,534,620 km (0.069 R)
• M16: 9,993,437 km (0.036 R)
• M17: 11,522,178 km (0.105 R)
• M18: 11,780,533 km (0.107 R)
• M19: 16,540,139 km (0.066 R)
• M20: 28,656,669 km (0.034 R)
• M21: 32,602,911 km (0.063 R)
• M22: 39,910,767 km (0.091 R)
• M23: 42,161,317 km (0.1 R)
• M24: 46,098,135 km (0.092 R)
• M25: 46,913,743 km (0.098 R)
• M26: 50,101,374 km (0.073 R)
• M27: 55,057,701 km (0.078 R)
• M28: 58,600,927 km (0.106 R)
• M29: 63,490,533 km (0.118 R)
• M30: 67,174,979 km (0.056 R)
• M31: 69,282,215 km (0.091 R)
• M32: 70,783,130 km (0.097 R)
• M33: 71,868,463 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 407.6

Radius: 7.8

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 13.82 AU - 20.22 AU

Year: 25519 Days

Day: 17.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,288,259 km

• M1: 120,576 km (0.108 R)
• M2: 366,365 km (0.116 R)
• M3: 1,136,495 km (0.074 R)
• M4: 1,783,207 km (0.114 R)
• M5: 2,209,411 km (0.073 R)
• M6: 2,537,778 km (0.077 R)
• M7: 2,823,809 km (0.112 R)
• M8: 3,546,966 km (0.044 R)
• M9: 5,588,528 km (0.09 R)
• M10: 6,812,687 km (0.032 R)
• M11: 7,559,928 km (0.062 R)
• M12: 8,257,653 km (0.037 R)
• M13: 9,106,621 km (0.096 R)
• M14: 13,090,711 km (0.113 R)
• M15: 14,021,958 km (0.089 R)
• M16: 14,317,115 km (0.069 R)
• M17: 15,383,149 km (0.045 R)
• M18: 17,163,962 km (0.084 R)
• M19: 19,349,587 km (0.087 R)
• M20: 19,623,800 km (0.073 R)
• M21: 23,221,778 km (0.108 R)
• M22: 26,444,266 km (0.102 R)
• M23: 28,514,252 km (0.09 R)
• M24: 29,107,856 km (0.081 R)
• M25: 29,588,813 km (0.1 R)
• M26: 30,443,017 km (0.107 R)
• M27: 31,188,164 km (0.044 R)
• M28: 35,368,976 km (0.115 R)
• M29: 36,608,993 km (0.071 R)
• M30: 38,020,299 km (0.101 R)
• M31: 44,822,514 km (0.089 R)
• M32: 45,463,690 km (0.064 R)
• M33: 50,296,749 km (0.092 R)
• M34: 57,321,267 km (0.043 R)
• M35: 63,551,569 km (0.077 R)
• M36: 65,176,800 km (0.07 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 13,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit