🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.46 AU - 0.66 AU

Year: 155 Days

Day: 36.5 Hours

Environment

Temp: 227 °C

Axial Tilt: 49.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.35 AU - 1.61 AU

Year: 668 Days

Day: 38.9 Hours

Environment

Temp: -35 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,388,202 km

• M1: 416,480 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.77 AU - 2.09 AU

Year: 994 Days

Day: 25 Hours

Environment

Temp: -71 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.99 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.3

Radius: 13.9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.85 AU - 6.23 AU

Year: 5505 Days

Day: 14.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 159.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,388,202 km

• M1: 172,935 km (0.098 R)
• M2: 755,619 km (0.077 R)
• M3: 1,599,800 km (0.113 R)
• M4: 3,054,041 km (0.091 R)
• M5: 3,744,584 km (0.088 R)
• M6: 4,177,521 km (0.095 R)
• M7: 4,974,578 km (0.117 R)
• M8: 5,500,115 km (0.055 R)
• M9: 7,194,162 km (0.078 R)
• M10: 7,791,356 km (0.086 R)
• M11: 8,502,694 km (0.118 R)
• M12: 9,829,178 km (0.076 R)
• M13: 11,240,186 km (0.12 R)
• M14: 12,515,956 km (0.064 R)
• M15: 13,437,330 km (0.083 R)
• M16: 13,886,273 km (0.032 R)
• M17: 15,598,570 km (0.069 R)
• M18: 17,315,804 km (0.116 R)
• M19: 21,123,219 km (0.106 R)
• M20: 25,541,742 km (0.113 R)
• M21: 26,934,648 km (0.092 R)
• M22: 28,103,306 km (0.095 R)
• M23: 29,399,273 km (0.101 R)
• M24: 30,831,672 km (0.117 R)
• M25: 33,016,100 km (0.075 R)
• M26: 33,835,448 km (0.116 R)
• M27: 34,773,277 km (0.028 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.5

Radius: 8.5

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.25 AU - 6.27 AU

Year: 5809 Days

Day: 6.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,388,202 km

• M1: 105,766 km (0.11 R)
• M2: 676,033 km (0.066 R)
• M3: 1,256,173 km (0.113 R)
• M4: 1,815,071 km (0.101 R)
• M5: 2,167,823 km (0.11 R)
• M6: 2,764,269 km (0.115 R)
• M7: 3,509,416 km (0.068 R)
• M8: 4,407,752 km (0.091 R)
• M9: 5,190,597 km (0.091 R)
• M10: 5,600,346 km (0.066 R)
• M11: 5,875,008 km (0.119 R)
• M12: 7,792,254 km (0.113 R)
• M13: 8,408,896 km (0.079 R)
• M14: 8,729,185 km (0.105 R)
• M15: 9,695,887 km (0.094 R)
• M16: 10,227,707 km (0.1 R)
• M17: 21,821,841 km (0.052 R)
• M18: 24,152,127 km (0.056 R)
• M19: 31,743,621 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.5

Radius: 12.8

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.99 AU - 8.03 AU

Year: 8407 Days

Day: 14.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,388,202 km

• M1: 164,258 km (0.105 R)
• M2: 691,591 km (0.097 R)
• M3: 1,098,796 km (0.099 R)
• M4: 1,673,851 km (0.063 R)
• M5: 2,611,231 km (0.096 R)
• M6: 3,872,341 km (0.111 R)
• M7: 4,445,301 km (0.115 R)
• M8: 4,955,729 km (0.101 R)
• M9: 5,442,071 km (0.081 R)
• M10: 6,799,522 km (0.085 R)
• M11: 7,916,869 km (0.111 R)
• M12: 9,333,262 km (0.116 R)
• M13: 9,794,173 km (0.115 R)
• M14: 11,739,244 km (0.081 R)
• M15: 13,057,201 km (0.088 R)
• M16: 15,597,822 km (0.069 R)
• M17: 18,451,850 km (0.087 R)
• M18: 19,401,647 km (0.031 R)
• M19: 20,383,757 km (0.103 R)
• M20: 22,283,500 km (0.096 R)
• M21: 28,304,366 km (0.119 R)
• M22: 29,272,563 km (0.093 R)
• M23: 32,205,430 km (0.053 R)
• M24: 33,047,666 km (0.09 R)
• M25: 35,440,035 km (0.106 R)
• M26: 37,366,107 km (0.119 R)
• M27: 39,961,032 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924.6

Radius: 4.2

Gravity: 52.41 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 14.7 AU - 16.22 AU

Year: 22543 Days

Day: 18 Hours

Environment

Temp: -196 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,388,202 km

• M1: 114,293 km (0.058 R)
• M2: 384,616 km (0.113 R)
• M3: 995,275 km (0.072 R)
• M4: 3,789,912 km (0.09 R)
• M5: 4,056,047 km (0.117 R)
• M6: 4,193,677 km (0.093 R)
• M7: 5,877,700 km (0.077 R)
• M8: 8,569,864 km (0.059 R)
• M9: 9,263,250 km (0.087 R)
• M10: 20,916,625 km (0.111 R)
• M11: 21,432,139 km (0.042 R)
• M12: 22,061,946 km (0.087 R)
• M13: 31,273,136 km (0.074 R)
• M14: 35,607,435 km (0.05 R)
• M15: 40,802,969 km (0.118 R)
• M16: 41,445,492 km (0.101 R)
• M17: 46,307,422 km (0.1 R)
• M18: 48,604,947 km (0.103 R)
• M19: 49,690,578 km (0.051 R)
• M20: 53,044,263 km (0.064 R)
• M21: 67,520,101 km (0.103 R)
• M22: 70,469,573 km (0.06 R)
• M23: 79,082,970 km (0.116 R)
• M24: 79,830,959 km (0.104 R)
• M25: 80,835,509 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361

Radius: 4.4

Gravity: 18.65 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 14.44 AU - 18.72 AU

Year: 25037 Days

Day: 20.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,388,202 km

• M1: 55,501 km (0.083 R)
• M2: 835,205 km (0.106 R)
• M3: 1,265,598 km (0.103 R)
• M4: 5,302,048 km (0.106 R)
• M5: 5,530,633 km (0.099 R)
• M6: 8,706,596 km (0.108 R)
• M7: 10,856,018 km (0.098 R)
• M8: 21,317,697 km (0.11 R)
• M9: 24,627,101 km (0.088 R)
• M10: 25,910,800 km (0.057 R)
• M11: 27,577,171 km (0.049 R)
• M12: 34,429,651 km (0.107 R)
• M13: 38,670,601 km (0.089 R)
• M14: 40,548,204 km (0.112 R)
• M15: 55,420,326 km (0.099 R)
• M16: 62,576,191 km (0.103 R)
• M17: 69,689,869 km (0.119 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: 315 - 17,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit