🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.5 AU - 0.54 AU

Year: 132 Days

Day: 24.1 Hours

Environment

Temp: 192 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,442,374 km

• M1: 21,392 km (0.095 R)
• M2: 47,423 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.5 AU - 1.78 AU

Year: 738 Days

Day: 12.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.7 AU - 3.44 AU

Year: 1891 Days

Day: 22.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.21 AU - 6.31 AU

Year: 4240 Days

Day: 17.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.6

Radius: 12.2

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.91 AU - 7.67 AU

Year: 5544 Days

Day: 6.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,442,374 km

• M1: 151,692 km (0.059 R)
• M2: 679,773 km (0.104 R)
• M3: 1,160,431 km (0.11 R)
• M4: 1,562,999 km (0.06 R)
• M5: 2,137,604 km (0.079 R)
• M6: 3,168,782 km (0.105 R)
• M7: 4,376,037 km (0.108 R)
• M8: 6,423,733 km (0.096 R)
• M9: 7,340,169 km (0.103 R)
• M10: 8,422,510 km (0.117 R)
• M11: 9,608,522 km (0.092 R)
• M12: 10,616,063 km (0.082 R)
• M13: 12,101,720 km (0.103 R)
• M14: 13,497,917 km (0.059 R)
• M15: 14,062,499 km (0.065 R)
• M16: 15,239,086 km (0.1 R)
• M17: 17,388,509 km (0.1 R)
• M18: 23,552,240 km (0.117 R)
• M19: 24,620,818 km (0.107 R)
• M20: 25,721,259 km (0.071 R)
• M21: 26,327,280 km (0.088 R)
• M22: 29,033,057 km (0.058 R)
• M23: 33,431,683 km (0.051 R)
• M24: 34,991,391 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.5

Radius: 10.6

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.08 AU - 14.32 AU

Year: 14977 Days

Day: 11.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,442,374 km

• M1: 132,095 km (0.037 R)
• M2: 640,428 km (0.056 R)
• M3: 1,362,388 km (0.097 R)
• M4: 1,840,652 km (0.112 R)
• M5: 2,486,616 km (0.108 R)
• M6: 2,895,317 km (0.052 R)
• M7: 3,254,352 km (0.075 R)
• M8: 3,618,174 km (0.092 R)
• M9: 5,656,445 km (0.114 R)
• M10: 6,785,011 km (0.11 R)
• M11: 9,629,316 km (0.087 R)
• M12: 12,240,696 km (0.117 R)
• M13: 13,865,179 km (0.089 R)
• M14: 16,884,812 km (0.08 R)
• M15: 19,517,735 km (0.085 R)
• M16: 20,725,588 km (0.102 R)
• M17: 21,473,877 km (0.09 R)
• M18: 21,897,388 km (0.084 R)
• M19: 31,911,021 km (0.037 R)
• M20: 35,552,532 km (0.084 R)
• M21: 37,229,375 km (0.104 R)
• M22: 40,740,437 km (0.1 R)
• M23: 42,310,467 km (0.098 R)
• M24: 43,649,368 km (0.082 R)
• M25: 47,119,889 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.8

Radius: 4.8

Gravity: 32.59 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 13.82 AU - 13.88 AU

Year: 18116 Days

Day: 15.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 73,442,374 km

• M1: 59,690 km (0.07 R)
• M2: 236,215 km (0.11 R)
• M3: 401,521 km (0.117 R)
• M4: 629,358 km (0.108 R)
• M5: 851,810 km (0.095 R)
• M6: 1,152,203 km (0.113 R)
• M7: 2,001,620 km (0.109 R)
• M8: 2,203,726 km (0.047 R)
• M9: 2,969,518 km (0.109 R)
• M10: 3,370,590 km (0.095 R)
• M11: 3,540,832 km (0.1 R)
• M12: 3,837,335 km (0.088 R)
• M13: 4,346,117 km (0.078 R)
• M14: 4,616,740 km (0.085 R)
• M15: 5,419,183 km (0.118 R)
• M16: 6,396,356 km (0.12 R)
• M17: 7,974,015 km (0.069 R)
• M18: 10,083,046 km (0.054 R)
• M19: 11,046,606 km (0.058 R)
• M20: 15,054,483 km (0.074 R)
• M21: 17,975,381 km (0.118 R)
• M22: 24,061,920 km (0.066 R)
• M23: 25,337,990 km (0.049 R)
• M24: 26,102,884 km (0.049 R)
• M25: 26,770,539 km (0.119 R)
• M26: 27,108,630 km (0.114 R)
• M27: 28,024,169 km (0.085 R)
• M28: 30,647,966 km (0.101 R)
• M29: 34,350,513 km (0.063 R)
• M30: 36,103,053 km (0.106 R)
• M31: 36,515,643 km (0.082 R)
• M32: 41,867,507 km (0.088 R)
• M33: 43,398,791 km (0.097 R)
• M34: 45,925,798 km (0.112 R)
• M35: 51,617,997 km (0.101 R)
• M36: 53,734,209 km (0.09 R)
• M37: 58,895,335 km (0.109 R)
• M38: 60,815,873 km (0.114 R)
• M39: 66,208,876 km (0.051 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 18,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit