🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.46 AU - 0.56 AU

Year: 139 Days

Day: 18.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,095,643 km

• M1: 296,204 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.66 AU - 1.02 AU

Year: 295 Days

Day: 42 Hours

Environment

Temp: 42 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.5 AU - 2.44 AU

Year: 1059 Days

Day: 28.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 95,095,643 km

• M1: 37,998 km (0.09 R)
• M2: 800,797 km (0.091 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.9

Radius: 10.1

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.06 AU - 8.28 AU

Year: 8941 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,095,643 km

• M1: 125,662 km (0.076 R)
• M2: 778,657 km (0.102 R)
• M3: 1,215,782 km (0.1 R)
• M4: 1,711,549 km (0.071 R)
• M5: 2,164,532 km (0.115 R)
• M6: 2,598,964 km (0.107 R)
• M7: 4,127,854 km (0.106 R)
• M8: 4,483,299 km (0.026 R)
• M9: 6,080,106 km (0.112 R)
• M10: 7,026,313 km (0.035 R)
• M11: 7,942,600 km (0.1 R)
• M12: 8,494,616 km (0.057 R)
• M13: 9,163,318 km (0.065 R)
• M14: 9,963,069 km (0.072 R)
• M15: 10,305,648 km (0.105 R)
• M16: 12,138,222 km (0.065 R)
• M17: 21,738,515 km (0.065 R)
• M18: 24,197,306 km (0.117 R)
• M19: 29,259,848 km (0.073 R)
• M20: 31,826,199 km (0.114 R)
• M21: 33,109,749 km (0.067 R)
• M22: 37,050,306 km (0.107 R)
• M23: 37,637,627 km (0.091 R)
• M24: 39,558,913 km (0.083 R)
• M25: 40,917,262 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408

Radius: 13.2

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.57 AU - 10.01 AU

Year: 9139 Days

Day: 7.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 95,095,643 km

• M1: 164,109 km (0.078 R)
• M2: 630,256 km (0.108 R)
• M3: 1,048,831 km (0.043 R)
• M4: 1,548,039 km (0.11 R)
• M5: 2,206,569 km (0.074 R)
• M6: 3,679,509 km (0.119 R)
• M7: 4,722,954 km (0.111 R)
• M8: 6,285,803 km (0.096 R)
• M9: 7,466,430 km (0.104 R)
• M10: 8,010,068 km (0.066 R)
• M11: 8,455,571 km (0.063 R)
• M12: 9,801,204 km (0.093 R)
• M13: 10,888,481 km (0.11 R)
• M14: 11,537,885 km (0.098 R)
• M15: 12,914,036 km (0.106 R)
• M16: 15,675,314 km (0.083 R)
• M17: 17,094,249 km (0.052 R)
• M18: 18,248,247 km (0.096 R)
• M19: 20,786,774 km (0.094 R)
• M20: 26,022,699 km (0.113 R)
• M21: 27,275,133 km (0.1 R)
• M22: 29,038,742 km (0.084 R)
• M23: 32,280,528 km (0.114 R)
• M24: 36,524,470 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.6

Radius: 9.2

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.76 AU - 10.82 AU

Year: 9978 Days

Day: 8.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,095,643 km

• M1: 114,442 km (0.075 R)
• M2: 1,396,047 km (0.055 R)
• M3: 2,925,985 km (0.081 R)
• M4: 4,027,025 km (0.109 R)
• M5: 4,525,934 km (0.097 R)
• M6: 6,059,761 km (0.09 R)
• M7: 10,934,408 km (0.087 R)
• M8: 12,817,097 km (0.05 R)
• M9: 14,269,692 km (0.087 R)
• M10: 19,130,277 km (0.091 R)
• M11: 20,860,376 km (0.091 R)
• M12: 22,266,895 km (0.114 R)
• M13: 29,334,198 km (0.109 R)
• M14: 35,062,001 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.7

Radius: 10.1

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 10.16 AU - 10.7 AU

Year: 12897 Days

Day: 7.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 95,095,643 km

• M1: 125,961 km (0.113 R)
• M2: 722,707 km (0.063 R)
• M3: 1,208,751 km (0.091 R)
• M4: 1,871,170 km (0.064 R)
• M5: 4,511,423 km (0.058 R)
• M6: 5,566,686 km (0.096 R)
• M7: 6,016,826 km (0.096 R)
• M8: 7,604,509 km (0.095 R)
• M9: 8,741,004 km (0.065 R)
• M10: 13,218,767 km (0.093 R)
• M11: 13,953,442 km (0.067 R)
• M12: 18,861,599 km (0.052 R)
• M13: 19,965,033 km (0.049 R)
• M14: 32,262,127 km (0.081 R)
• M15: 33,226,136 km (0.11 R)
• M16: 44,536,782 km (0.106 R)
• M17: 46,489,184 km (0.117 R)
• M18: 49,603,363 km (0.114 R)
• M19: 57,815,388 km (0.114 R)
• M20: 58,701,157 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.3

Radius: 8

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 14.15 AU - 15.99 AU

Year: 22400 Days

Day: 20.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,095,643 km

• M1: 100,231 km (0.062 R)
• M2: 860,188 km (0.077 R)
• M3: 1,186,461 km (0.029 R)
• M4: 1,714,242 km (0.095 R)
• M5: 3,086,204 km (0.083 R)
• M6: 4,387,706 km (0.072 R)
• M7: 5,549,034 km (0.081 R)
• M8: 6,217,587 km (0.107 R)
• M9: 17,148,404 km (0.093 R)
• M10: 18,217,729 km (0.094 R)
• M11: 18,491,942 km (0.083 R)
• M12: 20,934,876 km (0.076 R)
• M13: 28,149,682 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.8

Radius: 6.9

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 18.31 AU - 18.53 AU

Year: 30269 Days

Day: 24.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 95,095,643 km

• M1: 86,168 km (0.118 R)
• M2: 309,368 km (0.063 R)
• M3: 1,083,687 km (0.095 R)
• M4: 1,432,400 km (0.08 R)
• M5: 5,808,885 km (0.041 R)
• M6: 8,289,966 km (0.067 R)
• M7: 9,153,894 km (0.116 R)
• M8: 10,332,575 km (0.082 R)
• M9: 11,890,936 km (0.077 R)
• M10: 12,541,238 km (0.077 R)
• M11: 13,991,739 km (0.077 R)
• M12: 15,550,699 km (0.111 R)
• M13: 15,806,960 km (0.076 R)
• M14: 17,588,521 km (0.034 R)
• M15: 17,866,773 km (0.089 R)
• M16: 18,432,253 km (0.114 R)
• M17: 20,813,851 km (0.062 R)
• M18: 26,784,601 km (0.042 R)
• M19: 28,661,306 km (0.108 R)
• M20: 30,892,110 km (0.11 R)
• M21: 31,980,883 km (0.105 R)
• M22: 34,960,274 km (0.111 R)
• M23: 37,810,862 km (0.049 R)
• M24: 38,742,408 km (0.102 R)
• M25: 42,123,020 km (0.057 R)
• M26: 44,999,787 km (0.086 R)
• M27: 46,751,728 km (0.119 R)
• M28: 52,471,154 km (0.037 R)
• M29: 53,048,303 km (0.047 R)
• M30: 61,577,625 km (0.071 R)
• M31: 69,810,744 km (0.113 R)
• M32: 71,682,513 km (0.048 R)
• M33: 72,155,541 km (0.108 R)
• M34: 73,347,387 km (0.08 R)
• M35: 82,837,876 km (0.096 R)
• M36: 86,530,849 km (0.095 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 12,332 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit