🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.89 AU - 0.93 AU

Year: 315 Days

Day: 39.8 Hours

Environment

Temp: 128 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.03 AU - 1.69 AU

Year: 576 Days

Day: 23.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 96.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.63 AU - 3.85 AU

Year: 2120 Days

Day: 34.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,850,436 km

• M1: 2,042,460 km (0.084 R)

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.2

Radius: 9.8

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.23 AU - 7.35 AU

Year: 6430 Days

Day: 11 Hours

Environment

Temp: -158 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,850,436 km

• M1: 125,213 km (0.062 R)
• M2: 886,966 km (0.058 R)
• M3: 1,577,659 km (0.068 R)
• M4: 1,927,419 km (0.087 R)
• M5: 3,252,108 km (0.059 R)
• M6: 6,899,304 km (0.06 R)
• M7: 7,392,229 km (0.065 R)
• M8: 7,815,741 km (0.057 R)
• M9: 9,744,955 km (0.077 R)
• M10: 12,137,773 km (0.083 R)
• M11: 12,943,208 km (0.057 R)
• M12: 13,248,836 km (0.106 R)
• M13: 14,379,946 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.5

Radius: 8.2

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 7.51 AU - 12.05 AU

Year: 11116 Days

Day: 8.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,850,436 km

• M1: 102,026 km (0.103 R)
• M2: 401,969 km (0.103 R)
• M3: 697,575 km (0.094 R)
• M4: 981,362 km (0.098 R)
• M5: 1,375,552 km (0.084 R)
• M6: 1,767,200 km (0.073 R)
• M7: 2,324,751 km (0.07 R)
• M8: 3,786,920 km (0.117 R)
• M9: 5,132,703 km (0.106 R)
• M10: 5,606,629 km (0.092 R)
• M11: 7,944,096 km (0.075 R)
• M12: 8,771,671 km (0.118 R)
• M13: 9,449,499 km (0.104 R)
• M14: 10,553,083 km (0.088 R)
• M15: 10,954,454 km (0.111 R)
• M16: 13,476,075 km (0.056 R)
• M17: 14,432,155 km (0.072 R)
• M18: 15,950,275 km (0.087 R)
• M19: 18,009,788 km (0.045 R)
• M20: 18,326,936 km (0.086 R)
• M21: 24,537,342 km (0.118 R)
• M22: 25,005,733 km (0.072 R)
• M23: 28,797,141 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741

Radius: 14.7

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.38 AU - 11.3 AU

Year: 12084 Days

Day: 14.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 159.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,850,436 km

• M1: 182,809 km (0.104 R)
• M2: 791,522 km (0.087 R)
• M3: 1,253,780 km (0.089 R)
• M4: 1,730,698 km (0.094 R)
• M5: 2,778,780 km (0.109 R)
• M6: 3,664,250 km (0.058 R)
• M7: 7,096,175 km (0.082 R)
• M8: 8,280,242 km (0.113 R)
• M9: 12,321,778 km (0.114 R)
• M10: 18,066,785 km (0.054 R)
• M11: 21,562,139 km (0.104 R)
• M12: 23,375,565 km (0.103 R)
• M13: 24,801,083 km (0.065 R)
• M14: 30,973,641 km (0.063 R)
• M15: 34,353,057 km (0.101 R)
• M16: 34,959,676 km (0.081 R)
• M17: 37,202,597 km (0.111 R)
• M18: 46,249,678 km (0.105 R)
• M19: 48,644,889 km (0.049 R)
• M20: 51,912,705 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.5

Radius: 5.3

Gravity: 14.26 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 14.9 AU - 20.96 AU

Year: 27593 Days

Day: 17.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,850,436 km

• M1: 65,973 km (0.111 R)
• M2: 247,136 km (0.077 R)
• M3: 548,725 km (0.096 R)
• M4: 848,968 km (0.11 R)
• M5: 2,301,264 km (0.107 R)
• M6: 3,301,027 km (0.099 R)
• M7: 4,811,666 km (0.102 R)
• M8: 8,297,895 km (0.107 R)
• M9: 10,640,149 km (0.077 R)
• M10: 12,334,344 km (0.073 R)
• M11: 13,607,422 km (0.116 R)
• M12: 15,677,408 km (0.083 R)
• M13: 16,000,988 km (0.097 R)
• M14: 17,426,058 km (0.107 R)
• M15: 17,598,993 km (0.085 R)
• M16: 18,124,979 km (0.107 R)
• M17: 21,206,695 km (0.095 R)
• M18: 23,130,524 km (0.064 R)
• M19: 33,703,503 km (0.039 R)
• M20: 34,650,457 km (0.087 R)
• M21: 35,061,552 km (0.069 R)
• M22: 35,754,041 km (0.117 R)
• M23: 38,031,369 km (0.116 R)
• M24: 46,097,836 km (0.084 R)
• M25: 46,263,291 km (0.051 R)
• M26: 50,703,506 km (0.05 R)
• M27: 55,046,780 km (0.09 R)
• M28: 63,232,626 km (0.059 R)
• M29: 66,975,864 km (0.113 R)
• M30: 73,990,508 km (0.116 R)
• M31: 74,900,363 km (0.038 R)
• M32: 76,048,078 km (0.107 R)
• M33: 77,674,506 km (0.057 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 16,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit