🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.91 AU - 1.05 AU

Year: 360 Days

Day: 40.9 Hours

Environment

Temp: 32 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 56,718,591 km

• M1: 475,272 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.83 AU - 1.31 AU

Year: 410 Days

Day: 14.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.99 AU - 1.39 AU

Year: 481 Days

Day: 21.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 21.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.8

Radius: 12.5

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.08 AU - 11.48 AU

Year: 10484 Days

Day: 10.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,718,591 km

• M1: 156,779 km (0.095 R)
• M2: 1,078,002 km (0.1 R)
• M3: 3,278,737 km (0.096 R)
• M4: 3,865,459 km (0.099 R)
• M5: 4,379,777 km (0.119 R)
• M6: 7,401,504 km (0.081 R)
• M7: 18,382,736 km (0.108 R)
• M8: 18,945,074 km (0.096 R)
• M9: 24,236,800 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.8

Radius: 6.6

Gravity: 22.58 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 11.72 AU - 15.98 AU

Year: 19115 Days

Day: 15.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 56,718,591 km

• M1: 83,326 km (0.116 R)
• M2: 462,706 km (0.119 R)
• M3: 718,219 km (0.034 R)
• M4: 956,080 km (0.052 R)
• M5: 1,203,964 km (0.098 R)
• M6: 1,869,973 km (0.109 R)
• M7: 2,561,116 km (0.108 R)
• M8: 3,323,915 km (0.113 R)
• M9: 3,711,374 km (0.11 R)
• M10: 4,095,391 km (0.074 R)
• M11: 4,905,165 km (0.045 R)
• M12: 5,249,539 km (0.086 R)
• M13: 5,528,539 km (0.084 R)
• M14: 5,733,787 km (0.038 R)
• M15: 6,116,010 km (0.085 R)
• M16: 8,024,430 km (0.109 R)
• M17: 10,799,021 km (0.049 R)
• M18: 11,782,627 km (0.071 R)
• M19: 14,002,510 km (0.091 R)
• M20: 14,617,657 km (0.11 R)
• M21: 18,056,313 km (0.072 R)
• M22: 18,600,999 km (0.102 R)
• M23: 28,380,511 km (0.101 R)
• M24: 30,883,433 km (0.034 R)
• M25: 32,056,281 km (0.087 R)
• M26: 35,894,812 km (0.074 R)
• M27: 37,776,754 km (0.089 R)
• M28: 38,517,861 km (0.08 R)
• M29: 42,687,752 km (0.071 R)
• M30: 44,141,844 km (0.057 R)
• M31: 45,963,647 km (0.106 R)
• M32: 51,728,999 km (0.119 R)
• M33: 52,458,887 km (0.111 R)
• M34: 53,010,903 km (0.103 R)
• M35: 53,381,008 km (0.107 R)
• M36: 59,141,723 km (0.1 R)
• M37: 64,038,361 km (0.086 R)
• M38: 69,640,502 km (0.091 R)
• M39: 77,685,426 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231

Radius: 7.3

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 10.7 AU - 17.5 AU

Year: 19635 Days

Day: 22.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,718,591 km

• M1: 90,956 km (0.095 R)
• M2: 416,181 km (0.106 R)
• M3: 1,601,894 km (0.098 R)
• M4: 2,253,991 km (0.092 R)
• M5: 2,979,092 km (0.047 R)
• M6: 5,409,758 km (0.028 R)
• M7: 6,012,039 km (0.097 R)
• M8: 7,604,808 km (0.091 R)
• M9: 9,213,284 km (0.073 R)
• M10: 11,828,554 km (0.105 R)
• M11: 12,357,532 km (0.083 R)
• M12: 25,161,165 km (0.108 R)
• M13: 32,163,243 km (0.118 R)
• M14: 33,424,503 km (0.115 R)
• M15: 34,126,266 km (0.103 R)
• M16: 38,416,883 km (0.092 R)
• M17: 42,233,573 km (0.103 R)
• M18: 43,191,448 km (0.074 R)
• M19: 50,000,396 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.7

Radius: 3.4

Gravity: 59.14 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 13.45 AU - 18.27 AU

Year: 23424 Days

Day: 20 Hours

Environment

Temp: -185 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 56,718,591 km

• M1: 42,336 km (0.109 R)
• M2: 227,838 km (0.114 R)
• M3: 479,461 km (0.06 R)
• M4: 603,328 km (0.107 R)
• M5: 769,831 km (0.078 R)
• M6: 3,245,526 km (0.042 R)
• M7: 4,749,583 km (0.096 R)
• M8: 6,388,577 km (0.058 R)
• M9: 6,663,089 km (0.104 R)
• M10: 6,993,252 km (0.091 R)
• M11: 8,261,991 km (0.105 R)
• M12: 9,092,559 km (0.118 R)
• M13: 9,735,979 km (0.085 R)
• M14: 11,376,469 km (0.09 R)
• M15: 12,829,065 km (0.076 R)
• M16: 15,354,277 km (0.061 R)
• M17: 18,649,918 km (0.103 R)
• M18: 19,399,104 km (0.061 R)
• M19: 20,461,698 km (0.105 R)
• M20: 20,957,315 km (0.119 R)
• M21: 21,664,614 km (0.08 R)
• M22: 22,913,756 km (0.084 R)
• M23: 24,764,282 km (0.096 R)
• M24: 27,066,294 km (0.086 R)
• M25: 27,423,384 km (0.1 R)
• M26: 32,489,965 km (0.041 R)
• M27: 34,400,928 km (0.08 R)
• M28: 37,405,601 km (0.093 R)
• M29: 41,835,942 km (0.106 R)
• M30: 45,086,853 km (0.107 R)
• M31: 46,263,441 km (0.111 R)
• M32: 46,773,869 km (0.061 R)
• M33: 49,205,432 km (0.089 R)
• M34: 49,559,531 km (0.062 R)
• M35: 50,093,894 km (0.1 R)
• M36: 55,267,737 km (0.111 R)
• M37: 58,775,208 km (0.063 R)
• M38: 63,888,613 km (0.116 R)
• M39: 72,673,299 km (0.079 R)

Asteroid Belt

Center: 16.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.3

Radius: 4

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 16.79 AU - 18.11 AU

Year: 27033 Days

Day: 23.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,718,591 km

• M1: 51,462 km (0.068 R)
• M2: 177,124 km (0.067 R)
• M3: 730,337 km (0.119 R)
• M4: 862,881 km (0.06 R)
• M5: 1,034,320 km (0.109 R)
• M6: 1,431,801 km (0.106 R)
• M7: 2,356,615 km (0.096 R)
• M8: 2,693,659 km (0.051 R)
• M9: 3,086,204 km (0.118 R)
• M10: 5,784,351 km (0.091 R)
• M11: 7,261,630 km (0.09 R)
• M12: 8,249,874 km (0.109 R)
• M13: 10,055,071 km (0.094 R)
• M14: 17,478,118 km (0.118 R)
• M15: 18,665,925 km (0.045 R)
• M16: 21,289,572 km (0.11 R)
• M17: 21,914,143 km (0.082 R)
• M18: 32,102,207 km (0.093 R)
• M19: 33,517,852 km (0.09 R)
• M20: 41,775,804 km (0.065 R)
• M21: 43,889,921 km (0.118 R)
• M22: 45,192,021 km (0.085 R)
• M23: 46,967,897 km (0.099 R)
• M24: 50,974,128 km (0.043 R)
• M25: 56,548,743 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 18,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit