🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.5 AU - 0.56 AU

Year: 249 Days

Day: 21.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.9

Radius: 14

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.9 AU - 1.12 AU

Year: 655 Days

Day: 6.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,884,036 km

• M1: 174,132 km (0.115 R)
• M2: 638,484 km (0.102 R)
• M3: 1,103,883 km (0.069 R)
• M4: 1,912,758 km (0.119 R)
• M5: 2,368,583 km (0.119 R)
• M6: 2,897,711 km (0.071 R)
• M7: 3,634,779 km (0.101 R)
• M8: 4,539,547 km (0.065 R)
• M9: 4,980,562 km (0.118 R)
• M10: 6,060,509 km (0.097 R)
• M11: 6,518,578 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.8

Radius: 11.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.98 AU - 1.08 AU

Year: 675 Days

Day: 11.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,884,036 km

• M1: 143,016 km (0.119 R)
• M2: 520,750 km (0.083 R)
• M3: 890,706 km (0.099 R)
• M4: 1,366,427 km (0.104 R)
• M5: 1,980,676 km (0.09 R)
• M6: 2,536,881 km (0.086 R)
• M7: 3,493,409 km (0.03 R)
• M8: 4,335,496 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.6

Radius: 11.3

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.46 AU - 1.96 AU

Year: 1444 Days

Day: 10.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 58,884,036 km

• M1: 158,873 km (0.11 R)
• M2: 907,311 km (0.074 R)
• M3: 1,467,705 km (0.052 R)
• M4: 1,825,692 km (0.102 R)
• M5: 2,620,805 km (0.118 R)
• M6: 3,088,598 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.3

Radius: 14.4

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.98 AU - 3.52 AU

Year: 3783 Days

Day: 14.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,884,036 km

• M1: 179,069 km (0.097 R)
• M2: 923,916 km (0.095 R)
• M3: 1,913,357 km (0.092 R)
• M4: 2,467,617 km (0.09 R)
• M5: 4,289,869 km (0.079 R)
• M6: 4,947,052 km (0.11 R)
• M7: 5,670,657 km (0.068 R)
• M8: 6,687,922 km (0.085 R)
• M9: 7,300,526 km (0.098 R)
• M10: 7,950,379 km (0.105 R)
• M11: 8,437,918 km (0.106 R)
• M12: 9,154,193 km (0.068 R)
• M13: 10,022,160 km (0.11 R)
• M14: 10,592,128 km (0.052 R)
• M15: 11,838,876 km (0.027 R)
• M16: 13,181,218 km (0.118 R)
• M17: 13,681,324 km (0.03 R)
• M18: 15,557,281 km (0.037 R)
• M19: 17,544,838 km (0.046 R)
• M20: 18,318,110 km (0.086 R)
• M21: 19,755,596 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.7

Radius: 12.4

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.9 AU - 4.88 AU

Year: 5939 Days

Day: 8.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,884,036 km

• M1: 154,235 km (0.099 R)
• M2: 942,766 km (0.1 R)
• M3: 1,684,921 km (0.105 R)
• M4: 2,271,045 km (0.069 R)
• M5: 3,508,668 km (0.065 R)
• M6: 5,376,547 km (0.11 R)
• M7: 5,812,476 km (0.105 R)
• M8: 6,558,969 km (0.098 R)
• M9: 9,897,246 km (0.096 R)
• M10: 10,288,145 km (0.093 R)
• M11: 10,689,217 km (0.058 R)
• M12: 13,583,935 km (0.044 R)
• M13: 17,151,097 km (0.029 R)
• M14: 18,554,474 km (0.064 R)
• M15: 21,085,221 km (0.08 R)
• M16: 27,243,418 km (0.08 R)
• M17: 28,622,112 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.9

Radius: 13.4

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.36 AU - 5.56 AU

Year: 8238 Days

Day: 11.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,884,036 km

• M1: 166,652 km (0.106 R)
• M2: 896,989 km (0.112 R)
• M3: 1,433,297 km (0.057 R)
• M4: 2,136,407 km (0.112 R)
• M5: 2,622,600 km (0.089 R)
• M6: 4,087,014 km (0.085 R)
• M7: 4,844,727 km (0.059 R)
• M8: 5,541,105 km (0.065 R)
• M9: 6,138,898 km (0.118 R)
• M10: 6,779,476 km (0.112 R)
• M11: 7,766,224 km (0.104 R)
• M12: 8,314,500 km (0.115 R)
• M13: 8,972,581 km (0.091 R)
• M14: 9,576,657 km (0.087 R)
• M15: 11,059,920 km (0.075 R)
• M16: 11,856,678 km (0.075 R)
• M17: 12,638,028 km (0.079 R)
• M18: 14,361,695 km (0.114 R)
• M19: 14,890,374 km (0.075 R)
• M20: 15,553,990 km (0.114 R)
• M21: 17,664,068 km (0.115 R)
• M22: 19,243,372 km (0.055 R)
• M23: 23,967,972 km (0.111 R)
• M24: 29,696,973 km (0.09 R)
• M25: 32,827,009 km (0.08 R)

Asteroid Belt

Center: 5.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.1

Radius: 6.2

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.18 AU - 7.4 AU

Year: 10186 Days

Day: 23.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,884,036 km

• M1: 77,342 km (0.082 R)
• M2: 270,772 km (0.074 R)
• M3: 642,672 km (0.073 R)
• M4: 955,631 km (0.116 R)
• M5: 1,536,370 km (0.106 R)
• M6: 1,933,702 km (0.08 R)
• M7: 2,213,300 km (0.087 R)
• M8: 2,573,383 km (0.088 R)
• M9: 2,971,762 km (0.118 R)
• M10: 3,410,532 km (0.103 R)
• M11: 4,287,475 km (0.11 R)
• M12: 4,521,895 km (0.119 R)
• M13: 5,824,593 km (0.108 R)
• M14: 6,751,502 km (0.027 R)
• M15: 7,360,066 km (0.047 R)
• M16: 8,360,576 km (0.048 R)
• M17: 9,536,266 km (0.073 R)
• M18: 11,550,452 km (0.094 R)
• M19: 14,811,236 km (0.099 R)
• M20: 16,146,248 km (0.088 R)
• M21: 20,851,550 km (0.108 R)
• M22: 25,115,687 km (0.113 R)
• M23: 26,744,359 km (0.057 R)
• M24: 33,150,140 km (0.072 R)
• M25: 33,965,149 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.9

Radius: 4.4

Gravity: 20.81 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.17 AU - 11.05 AU

Year: 17754 Days

Day: 19.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,884,036 km

• M1: 62,083 km (0.115 R)
• M2: 234,121 km (0.032 R)
• M3: 623,225 km (0.099 R)
• M4: 888,462 km (0.12 R)
• M5: 1,225,506 km (0.038 R)
• M6: 2,149,721 km (0.107 R)
• M7: 2,346,592 km (0.106 R)
• M8: 2,731,358 km (0.083 R)
• M9: 3,464,537 km (0.112 R)
• M10: 3,735,758 km (0.095 R)
• M11: 4,444,403 km (0.111 R)
• M12: 4,964,256 km (0.106 R)
• M13: 5,379,839 km (0.07 R)
• M14: 5,818,310 km (0.116 R)
• M15: 6,724,723 km (0.078 R)
• M16: 7,276,740 km (0.117 R)
• M17: 8,862,776 km (0.078 R)
• M18: 10,441,483 km (0.085 R)
• M19: 15,189,121 km (0.096 R)
• M20: 18,963,624 km (0.075 R)
• M21: 20,932,931 km (0.115 R)
• M22: 25,072,454 km (0.101 R)
• M23: 33,571,109 km (0.05 R)
• M24: 39,601,100 km (0.089 R)
• M25: 40,832,440 km (0.074 R)
• M26: 42,798,455 km (0.081 R)
• M27: 52,920,696 km (0.044 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 14,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit