🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.14 AU - 2.48 AU

Year: 1544 Days

Day: 31.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.1

Radius: 12.5

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.15 AU - 3.41 AU

Year: 2038 Days

Day: 14.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 46,421,723 km

• M1: 155,432 km (0.091 R)
• M2: 585,825 km (0.101 R)
• M3: 1,086,380 km (0.028 R)
• M4: 1,642,884 km (0.1 R)
• M5: 2,824,557 km (0.081 R)
• M6: 5,255,822 km (0.058 R)

Asteroid Belt

Center: 3.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.5

Radius: 13.2

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.29 AU - 4.37 AU

Year: 3296 Days

Day: 9.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,421,723 km

• M1: 168,298 km (0.1 R)
• M2: 652,097 km (0.098 R)
• M3: 1,335,011 km (0.113 R)
• M4: 1,932,954 km (0.071 R)
• M5: 2,427,375 km (0.066 R)
• M6: 2,944,535 km (0.107 R)
• M7: 3,448,530 km (0.062 R)
• M8: 4,444,852 km (0.104 R)
• M9: 5,943,972 km (0.11 R)
• M10: 6,485,516 km (0.111 R)
• M11: 7,287,361 km (0.101 R)
• M12: 7,727,628 km (0.106 R)
• M13: 8,154,430 km (0.12 R)
• M14: 8,661,567 km (0.115 R)
• M15: 9,325,183 km (0.119 R)
• M16: 9,915,646 km (0.069 R)
• M17: 11,171,670 km (0.075 R)
• M18: 12,407,049 km (0.084 R)
• M19: 13,643,176 km (0.076 R)
• M20: 15,721,689 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.6

Radius: 13.5

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.31 AU - 5.75 AU

Year: 5718 Days

Day: 10.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,421,723 km

• M1: 167,998 km (0.104 R)
• M2: 761,902 km (0.117 R)
• M3: 1,263,354 km (0.082 R)
• M4: 1,781,262 km (0.043 R)
• M5: 2,653,567 km (0.095 R)
• M6: 3,916,323 km (0.117 R)
• M7: 4,613,449 km (0.095 R)
• M8: 5,065,683 km (0.101 R)
• M9: 5,759,368 km (0.106 R)
• M10: 6,722,480 km (0.11 R)
• M11: 9,524,148 km (0.086 R)
• M12: 12,026,622 km (0.112 R)
• M13: 13,310,919 km (0.081 R)
• M14: 16,864,168 km (0.065 R)
• M15: 18,060,353 km (0.114 R)
• M16: 19,009,102 km (0.106 R)
• M17: 19,680,497 km (0.115 R)
• M18: 22,593,168 km (0.044 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.7

Radius: 4.3

Gravity: 47.52 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 9.23 AU - 14.99 AU

Year: 18530 Days

Day: 18.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 46,421,723 km

• M1: 55,052 km (0.106 R)
• M2: 246,687 km (0.103 R)
• M3: 681,568 km (0.028 R)
• M4: 1,340,247 km (0.078 R)
• M5: 1,948,811 km (0.051 R)
• M6: 2,110,527 km (0.088 R)
• M7: 2,798,976 km (0.083 R)
• M8: 4,855,947 km (0.114 R)
• M9: 6,038,668 km (0.114 R)
• M10: 7,352,586 km (0.067 R)
• M11: 9,066,828 km (0.081 R)
• M12: 9,291,225 km (0.118 R)
• M13: 9,751,088 km (0.046 R)
• M14: 10,903,890 km (0.106 R)
• M15: 11,093,879 km (0.102 R)
• M16: 11,677,161 km (0.107 R)
• M17: 12,212,422 km (0.111 R)
• M18: 12,624,564 km (0.087 R)
• M19: 12,834,151 km (0.042 R)
• M20: 13,117,040 km (0.099 R)
• M21: 16,097,778 km (0.114 R)
• M22: 17,355,148 km (0.056 R)
• M23: 19,593,581 km (0.094 R)
• M24: 22,627,426 km (0.082 R)
• M25: 23,774,991 km (0.059 R)
• M26: 25,291,016 km (0.115 R)
• M27: 26,412,551 km (0.11 R)
• M28: 27,217,089 km (0.06 R)
• M29: 28,156,414 km (0.093 R)
• M30: 29,851,806 km (0.118 R)
• M31: 34,657,787 km (0.096 R)
• M32: 35,068,583 km (0.034 R)
• M33: 35,482,670 km (0.095 R)
• M34: 37,314,945 km (0.104 R)
• M35: 44,303,709 km (0.085 R)
• M36: 46,426,054 km (0.087 R)
• M37: 50,520,547 km (0.096 R)
• M38: 51,225,602 km (0.035 R)
• M39: 61,996,350 km (0.11 R)
• M40: 65,478,539 km (0.086 R)
• M41: 66,738,153 km (0.033 R)
• M42: 78,337,374 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.6

Radius: 6.5

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 12.35 AU - 12.39 AU

Year: 19130 Days

Day: 16.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,421,723 km

• M1: 86,168 km (0.098 R)
• M2: 458,218 km (0.117 R)
• M3: 1,530,087 km (0.051 R)
• M4: 2,585,051 km (0.117 R)
• M5: 3,001,532 km (0.116 R)
• M6: 4,147,751 km (0.078 R)
• M7: 4,852,656 km (0.068 R)
• M8: 5,823,546 km (0.064 R)
• M9: 7,627,696 km (0.053 R)
• M10: 8,483,097 km (0.065 R)
• M11: 8,832,557 km (0.083 R)
• M12: 9,087,921 km (0.055 R)
• M13: 9,453,688 km (0.105 R)
• M14: 18,078,753 km (0.069 R)
• M15: 19,078,366 km (0.06 R)
• M16: 19,505,618 km (0.07 R)
• M17: 20,290,558 km (0.094 R)
• M18: 21,187,397 km (0.098 R)
• M19: 24,334,188 km (0.097 R)
• M20: 32,616,375 km (0.072 R)
• M21: 33,227,183 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.1

Radius: 6.6

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 11.31 AU - 14.31 AU

Year: 20160 Days

Day: 24.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,421,723 km

• M1: 82,129 km (0.092 R)
• M2: 347,815 km (0.11 R)
• M3: 582,235 km (0.077 R)
• M4: 915,539 km (0.056 R)
• M5: 1,516,773 km (0.069 R)
• M6: 1,839,904 km (0.109 R)
• M7: 2,172,759 km (0.079 R)
• M8: 2,624,844 km (0.038 R)
• M9: 2,981,635 km (0.109 R)
• M10: 3,370,290 km (0.083 R)
• M11: 3,792,156 km (0.112 R)
• M12: 4,954,831 km (0.076 R)
• M13: 6,903,194 km (0.063 R)
• M14: 7,708,030 km (0.088 R)
• M15: 10,343,795 km (0.11 R)
• M16: 11,287,159 km (0.109 R)
• M17: 12,343,919 km (0.103 R)
• M18: 14,460,729 km (0.032 R)
• M19: 19,709,968 km (0.059 R)
• M20: 32,640,161 km (0.07 R)
• M21: 34,772,529 km (0.082 R)
• M22: 35,581,106 km (0.037 R)
• M23: 39,938,144 km (0.095 R)
• M24: 44,773,446 km (0.095 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 13,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit