🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.57 AU - 0.89 AU

Year: 217 Days

Day: 45.5 Hours

Environment

Temp: 206 °C

Axial Tilt: 41.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,837,004 km

• M1: 40,840 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.18 AU - 1.58 AU

Year: 565 Days

Day: 25.8 Hours

Environment

Temp: 0 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,837,004 km

• M1: 562,638 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.11 AU - 1.71 AU

Year: 583 Days

Day: 45.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.57 AU - 3.69 AU

Year: 1928 Days

Day: 34.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.5

Radius: 13.3

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.43 AU - 8.47 AU

Year: 6381 Days

Day: 13.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,837,004 km

• M1: 165,455 km (0.045 R)
• M2: 603,777 km (0.104 R)
• M3: 1,581,549 km (0.076 R)
• M4: 2,080,757 km (0.059 R)
• M5: 2,778,032 km (0.118 R)
• M6: 3,193,017 km (0.07 R)
• M7: 3,695,367 km (0.102 R)
• M8: 4,125,311 km (0.064 R)
• M9: 5,290,379 km (0.115 R)
• M10: 5,713,741 km (0.091 R)
• M11: 6,258,726 km (0.104 R)
• M12: 7,793,451 km (0.091 R)
• M13: 9,217,772 km (0.096 R)
• M14: 12,001,788 km (0.103 R)
• M15: 14,706,817 km (0.08 R)
• M16: 15,982,139 km (0.07 R)
• M17: 16,678,816 km (0.1 R)
• M18: 19,814,388 km (0.114 R)
• M19: 20,991,573 km (0.064 R)
• M20: 23,404,288 km (0.047 R)
• M21: 28,682,101 km (0.111 R)
• M22: 30,959,878 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.9

Radius: 13.3

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 10.92 AU - 11 AU

Year: 12636 Days

Day: 7.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,837,004 km

• M1: 167,849 km (0.039 R)
• M2: 901,477 km (0.106 R)
• M3: 1,920,687 km (0.111 R)
• M4: 2,430,816 km (0.097 R)
• M5: 3,437,909 km (0.047 R)
• M6: 4,447,246 km (0.105 R)
• M7: 4,915,038 km (0.062 R)
• M8: 5,779,564 km (0.066 R)
• M9: 6,374,365 km (0.091 R)
• M10: 7,978,354 km (0.109 R)
• M11: 10,082,448 km (0.1 R)
• M12: 11,156,860 km (0.042 R)
• M13: 11,585,757 km (0.07 R)
• M14: 13,959,725 km (0.057 R)
• M15: 17,776,117 km (0.119 R)
• M16: 18,214,438 km (0.068 R)
• M17: 19,650,728 km (0.117 R)
• M18: 20,756,405 km (0.08 R)
• M19: 22,919,291 km (0.111 R)
• M20: 26,062,941 km (0.09 R)
• M21: 28,576,784 km (0.027 R)
• M22: 29,995,420 km (0.06 R)
• M23: 32,972,717 km (0.116 R)
• M24: 34,419,927 km (0.038 R)
• M25: 45,485,382 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.8

Radius: 3

Gravity: 51.42 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 14.15 AU - 16.99 AU

Year: 21396 Days

Day: 15.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 69,837,004 km

• M1: 37,399 km (0.083 R)
• M2: 138,079 km (0.074 R)
• M3: 417,827 km (0.119 R)
• M4: 516,113 km (0.102 R)
• M5: 908,957 km (0.081 R)
• M6: 1,536,969 km (0.096 R)
• M7: 1,775,128 km (0.09 R)
• M8: 2,684,983 km (0.081 R)
• M9: 3,055,686 km (0.101 R)
• M10: 3,239,841 km (0.109 R)
• M11: 3,544,273 km (0.091 R)
• M12: 3,777,346 km (0.11 R)
• M13: 3,897,623 km (0.099 R)
• M14: 4,674,185 km (0.055 R)
• M15: 4,990,136 km (0.096 R)
• M16: 5,586,882 km (0.084 R)
• M17: 6,355,516 km (0.119 R)
• M18: 10,370,124 km (0.1 R)
• M19: 11,089,391 km (0.099 R)
• M20: 11,777,392 km (0.069 R)
• M21: 15,038,775 km (0.063 R)
• M22: 15,958,502 km (0.111 R)
• M23: 16,592,199 km (0.091 R)
• M24: 17,490,534 km (0.048 R)
• M25: 19,741,833 km (0.049 R)
• M26: 21,503,946 km (0.102 R)
• M27: 22,081,543 km (0.116 R)
• M28: 23,167,175 km (0.087 R)
• M29: 24,599,575 km (0.117 R)
• M30: 25,231,027 km (0.108 R)
• M31: 26,307,683 km (0.105 R)
• M32: 26,746,603 km (0.092 R)
• M33: 27,190,610 km (0.066 R)
• M34: 27,302,359 km (0.086 R)
• M35: 27,414,408 km (0.106 R)
• M36: 28,093,134 km (0.091 R)
• M37: 30,196,480 km (0.104 R)
• M38: 34,582,091 km (0.093 R)
• M39: 39,516,726 km (0.099 R)
• M40: 43,510,989 km (0.074 R)
• M41: 55,280,452 km (0.105 R)
• M42: 56,726,316 km (0.119 R)
• M43: 57,091,634 km (0.071 R)
• M44: 69,627,786 km (0.04 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 18,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit