🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.7 AU - 1.06 AU

Year: 294 Days

Day: 20.7 Hours

Environment

Temp: 125 °C

Axial Tilt: 49.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.99 AU - 1.07 AU

Year: 373 Days

Day: 13.8 Hours

Environment

Temp: 135 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.98 AU - 1.46 AU

Year: 480 Days

Day: 22.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 46.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.65 AU - 4.23 AU

Year: 2788 Days

Day: 31.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.7

Radius: 10.4

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.74 AU - 5.76 AU

Year: 4288 Days

Day: 10.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,216,292 km

• M1: 129,851 km (0.112 R)
• M2: 602,281 km (0.118 R)
• M3: 1,181,674 km (0.077 R)
• M4: 1,614,161 km (0.093 R)
• M5: 2,020,768 km (0.097 R)
• M6: 2,949,920 km (0.071 R)
• M7: 3,377,172 km (0.084 R)
• M8: 3,823,422 km (0.11 R)
• M9: 5,181,472 km (0.112 R)
• M10: 8,320,334 km (0.082 R)
• M11: 9,462,664 km (0.119 R)
• M12: 10,007,499 km (0.084 R)
• M13: 10,976,893 km (0.117 R)
• M14: 15,776,741 km (0.088 R)
• M15: 26,275,520 km (0.116 R)
• M16: 26,768,893 km (0.118 R)
• M17: 28,285,965 km (0.035 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.9

Radius: 12.2

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.89 AU - 8.61 AU

Year: 6958 Days

Day: 14.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,216,292 km

• M1: 152,590 km (0.047 R)
• M2: 532,868 km (0.113 R)
• M3: 1,036,115 km (0.097 R)
• M4: 1,785,151 km (0.1 R)
• M5: 2,248,007 km (0.093 R)
• M6: 3,011,106 km (0.081 R)
• M7: 3,397,667 km (0.068 R)
• M8: 3,841,823 km (0.116 R)
• M9: 6,966,324 km (0.102 R)
• M10: 7,845,810 km (0.042 R)
• M11: 8,754,916 km (0.11 R)
• M12: 9,146,563 km (0.099 R)
• M13: 11,284,018 km (0.064 R)
• M14: 14,087,482 km (0.114 R)
• M15: 14,505,458 km (0.093 R)
• M16: 16,196,213 km (0.116 R)
• M17: 17,599,292 km (0.028 R)
• M18: 18,721,725 km (0.112 R)
• M19: 19,300,369 km (0.113 R)
• M20: 21,735,673 km (0.116 R)
• M21: 23,192,158 km (0.1 R)
• M22: 25,059,439 km (0.092 R)
• M23: 32,592,439 km (0.047 R)
• M24: 33,009,668 km (0.095 R)
• M25: 38,298,700 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.3

Radius: 8.4

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 7.77 AU - 12.47 AU

Year: 11475 Days

Day: 11.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,216,292 km

• M1: 105,766 km (0.115 R)
• M2: 374,294 km (0.095 R)
• M3: 848,519 km (0.093 R)
• M4: 1,228,498 km (0.117 R)
• M5: 2,121,747 km (0.066 R)
• M6: 2,487,813 km (0.034 R)
• M7: 3,161,153 km (0.076 R)
• M8: 3,516,298 km (0.094 R)
• M9: 3,819,383 km (0.115 R)
• M10: 5,147,064 km (0.117 R)
• M11: 6,309,290 km (0.12 R)
• M12: 6,835,426 km (0.039 R)
• M13: 7,390,584 km (0.078 R)
• M14: 8,148,147 km (0.109 R)
• M15: 9,380,086 km (0.112 R)
• M16: 9,767,843 km (0.105 R)
• M17: 10,065,693 km (0.1 R)
• M18: 10,369,526 km (0.116 R)
• M19: 13,447,951 km (0.118 R)
• M20: 19,638,460 km (0.082 R)
• M21: 21,252,023 km (0.04 R)
• M22: 21,837,100 km (0.107 R)
• M23: 26,237,522 km (0.066 R)
• M24: 26,524,600 km (0.115 R)
• M25: 26,910,862 km (0.074 R)
• M26: 28,091,787 km (0.08 R)
• M27: 28,695,116 km (0.082 R)
• M28: 30,874,906 km (0.098 R)
• M29: 31,302,158 km (0.08 R)
• M30: 32,829,103 km (0.087 R)
• M31: 39,060,154 km (0.064 R)
• M32: 39,811,733 km (0.072 R)
• M33: 45,482,390 km (0.069 R)
• M34: 46,593,603 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.6

Radius: 4.6

Gravity: 37.65 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 13.32 AU - 15.7 AU

Year: 19701 Days

Day: 18.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 79,216,292 km

• M1: 57,146 km (0.118 R)
• M2: 247,734 km (0.025 R)
• M3: 446,101 km (0.107 R)
• M4: 923,318 km (0.07 R)
• M5: 1,928,466 km (0.111 R)
• M6: 2,089,433 km (0.11 R)
• M7: 2,774,592 km (0.081 R)
• M8: 3,033,246 km (0.104 R)
• M9: 4,539,398 km (0.091 R)
• M10: 5,633,557 km (0.052 R)
• M11: 7,032,745 km (0.11 R)
• M12: 7,367,246 km (0.104 R)
• M13: 7,612,437 km (0.085 R)
• M14: 11,775,596 km (0.078 R)
• M15: 14,258,771 km (0.099 R)
• M16: 16,564,075 km (0.085 R)
• M17: 19,106,191 km (0.08 R)
• M18: 21,003,391 km (0.079 R)
• M19: 26,976,685 km (0.088 R)
• M20: 27,913,018 km (0.097 R)
• M21: 30,222,959 km (0.101 R)
• M22: 33,319,036 km (0.111 R)
• M23: 33,720,258 km (0.112 R)
• M24: 42,909,456 km (0.106 R)
• M25: 44,023,063 km (0.115 R)
• M26: 53,452,067 km (0.111 R)
• M27: 63,319,393 km (0.084 R)
• M28: 64,969,757 km (0.114 R)
• M29: 70,092,138 km (0.079 R)
• M30: 71,192,131 km (0.113 R)
• M31: 77,098,105 km (0.05 R)
• M32: 77,565,598 km (0.036 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 12,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit