🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.44 AU - 1.56 AU

Year: 692 Days

Day: 47.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,917,929 km

• M1: 437,424 km (0.112 R)
• M2: 877,691 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.46 AU - 4.08 AU

Year: 2758 Days

Day: 34 Hours

Environment

Temp: -122 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611

Radius: 8.9

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.97 AU - 5.01 AU

Year: 3584 Days

Day: 10.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 103,917,929 km

• M1: 110,852 km (0.101 R)
• M2: 411,394 km (0.064 R)
• M3: 742,604 km (0.079 R)
• M4: 1,200,822 km (0.073 R)
• M5: 1,527,843 km (0.097 R)
• M6: 2,166,327 km (0.067 R)
• M7: 2,531,794 km (0.102 R)
• M8: 2,921,048 km (0.083 R)
• M9: 3,759,245 km (0.111 R)
• M10: 4,245,588 km (0.067 R)
• M11: 4,678,524 km (0.093 R)
• M12: 5,579,701 km (0.091 R)
• M13: 6,099,853 km (0.075 R)
• M14: 6,386,333 km (0.065 R)
• M15: 9,462,065 km (0.099 R)
• M16: 11,022,222 km (0.047 R)
• M17: 12,379,074 km (0.117 R)
• M18: 13,795,168 km (0.091 R)
• M19: 15,421,596 km (0.104 R)
• M20: 15,847,351 km (0.119 R)
• M21: 16,833,949 km (0.107 R)
• M22: 18,094,910 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.8

Radius: 4.2

Gravity: 38.76 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 10.54 AU - 13.48 AU

Year: 15680 Days

Day: 24.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 103,917,929 km

• M1: 60,288 km (0.057 R)
• M2: 292,763 km (0.108 R)
• M3: 685,308 km (0.117 R)
• M4: 923,168 km (0.067 R)
• M5: 1,485,656 km (0.077 R)
• M6: 1,660,686 km (0.071 R)
• M7: 2,209,112 km (0.104 R)
• M8: 2,966,975 km (0.068 R)
• M9: 3,245,675 km (0.113 R)
• M10: 3,569,256 km (0.119 R)
• M11: 3,738,900 km (0.064 R)
• M12: 4,504,841 km (0.111 R)
• M13: 5,822,200 km (0.064 R)
• M14: 7,514,002 km (0.096 R)
• M15: 9,135,942 km (0.101 R)
• M16: 9,507,842 km (0.083 R)
• M17: 9,724,759 km (0.092 R)
• M18: 10,168,616 km (0.099 R)
• M19: 10,395,406 km (0.066 R)
• M20: 11,276,538 km (0.111 R)
• M21: 11,519,634 km (0.064 R)
• M22: 13,660,679 km (0.097 R)
• M23: 15,226,670 km (0.081 R)
• M24: 16,360,472 km (0.116 R)
• M25: 17,067,172 km (0.117 R)
• M26: 17,468,394 km (0.066 R)
• M27: 19,395,663 km (0.093 R)
• M28: 20,545,323 km (0.069 R)
• M29: 23,272,342 km (0.081 R)
• M30: 23,865,199 km (0.045 R)
• M31: 28,077,127 km (0.077 R)
• M32: 28,411,628 km (0.115 R)
• M33: 30,827,932 km (0.107 R)
• M34: 31,422,883 km (0.072 R)
• M35: 34,768,041 km (0.109 R)
• M36: 39,447,463 km (0.081 R)
• M37: 40,715,155 km (0.1 R)
• M38: 58,287,669 km (0.118 R)
• M39: 59,746,547 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.7

Radius: 7.1

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 15.07 AU - 15.41 AU

Year: 22413 Days

Day: 15.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 103,917,929 km

• M1: 88,412 km (0.052 R)
• M2: 394,190 km (0.06 R)
• M3: 843,882 km (0.086 R)
• M4: 1,472,342 km (0.12 R)
• M5: 1,720,376 km (0.073 R)
• M6: 1,996,384 km (0.12 R)
• M7: 2,245,614 km (0.076 R)
• M8: 2,679,896 km (0.103 R)
• M9: 3,145,295 km (0.114 R)
• M10: 3,560,579 km (0.093 R)
• M11: 4,932,242 km (0.081 R)
• M12: 5,736,181 km (0.074 R)
• M13: 6,702,433 km (0.071 R)
• M14: 7,142,251 km (0.052 R)
• M15: 7,432,172 km (0.085 R)
• M16: 13,897,642 km (0.06 R)
• M17: 15,627,442 km (0.11 R)
• M18: 16,187,387 km (0.104 R)
• M19: 18,484,014 km (0.084 R)
• M20: 20,989,180 km (0.088 R)
• M21: 21,243,047 km (0.085 R)
• M22: 25,110,601 km (0.108 R)
• M23: 25,975,576 km (0.067 R)
• M24: 26,464,611 km (0.05 R)
• M25: 32,368,940 km (0.113 R)
• M26: 39,222,318 km (0.109 R)
• M27: 46,264,488 km (0.091 R)
• M28: 46,550,968 km (0.1 R)
• M29: 48,737,640 km (0.105 R)

Asteroid Belt

Center: 15.97 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.7

Radius: 7.8

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 15.11 AU - 18.29 AU

Year: 25710 Days

Day: 17.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 103,917,929 km

• M1: 97,089 km (0.12 R)
• M2: 831,016 km (0.062 R)
• M3: 1,350,270 km (0.119 R)
• M4: 1,646,773 km (0.05 R)
• M5: 2,299,020 km (0.119 R)
• M6: 4,024,183 km (0.065 R)
• M7: 4,615,094 km (0.099 R)
• M8: 5,524,649 km (0.077 R)
• M9: 6,929,523 km (0.076 R)
• M10: 11,213,108 km (0.064 R)
• M11: 18,906,478 km (0.089 R)
• M12: 22,294,271 km (0.101 R)
• M13: 22,895,805 km (0.103 R)
• M14: 29,007,476 km (0.1 R)
• M15: 40,907,987 km (0.101 R)
• M16: 44,456,747 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.8

Radius: 7.1

Gravity: 19.62 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 15.99 AU - 18.15 AU

Year: 26569 Days

Day: 25 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 103,917,929 km

• M1: 88,412 km (0.043 R)
• M2: 683,812 km (0.092 R)
• M3: 944,112 km (0.106 R)
• M4: 1,634,058 km (0.102 R)
• M5: 2,020,469 km (0.12 R)
• M6: 2,891,727 km (0.088 R)
• M7: 3,395,722 km (0.062 R)
• M8: 5,476,479 km (0.085 R)
• M9: 6,487,312 km (0.113 R)
• M10: 6,733,400 km (0.057 R)
• M11: 7,088,396 km (0.059 R)
• M12: 8,812,811 km (0.118 R)
• M13: 9,299,752 km (0.039 R)
• M14: 9,676,439 km (0.073 R)
• M15: 13,460,218 km (0.106 R)
• M16: 15,027,106 km (0.05 R)
• M17: 16,620,024 km (0.065 R)
• M18: 17,457,324 km (0.115 R)
• M19: 20,033,997 km (0.114 R)
• M20: 22,069,875 km (0.059 R)
• M21: 22,403,478 km (0.117 R)
• M22: 23,888,237 km (0.105 R)
• M23: 27,306,548 km (0.08 R)
• M24: 29,132,241 km (0.116 R)
• M25: 31,879,007 km (0.031 R)
• M26: 40,148,777 km (0.104 R)
• M27: 53,049,948 km (0.032 R)
• M28: 63,179,968 km (0.108 R)
• M29: 72,302,446 km (0.084 R)
• M30: 72,547,338 km (0.088 R)
• M31: 74,775,299 km (0.094 R)
• M32: 82,798,831 km (0.097 R)
• M33: 94,265,807 km (0.106 R)
• M34: 98,712,155 km (0.069 R)
• M35: 99,921,055 km (0.084 R)
• M36: 100,834,051 km (0.102 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 18,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit