🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.01 AU - 1.49 AU

Year: 508 Days

Day: 29.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 69,304,053 km

• M1: 425,905 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.56 AU - 1.58 AU

Year: 715 Days

Day: 12.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,304,053 km

• M1: 639,082 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.18 AU - 4.6 AU

Year: 3343 Days

Day: 33.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.5

Radius: 12.5

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.5 AU - 6.16 AU

Year: 5116 Days

Day: 6.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,304,053 km

• M1: 157,227 km (0.06 R)
• M2: 575,952 km (0.08 R)
• M3: 1,234,631 km (0.101 R)
• M4: 2,023,162 km (0.097 R)
• M5: 2,413,313 km (0.094 R)
• M6: 2,817,227 km (0.11 R)
• M7: 3,878,325 km (0.101 R)
• M8: 5,104,878 km (0.084 R)
• M9: 5,507,595 km (0.096 R)
• M10: 6,409,970 km (0.113 R)
• M11: 7,123,103 km (0.032 R)
• M12: 7,590,746 km (0.101 R)
• M13: 8,789,025 km (0.096 R)
• M14: 11,705,734 km (0.059 R)
• M15: 12,155,126 km (0.102 R)
• M16: 13,141,575 km (0.11 R)
• M17: 13,846,779 km (0.103 R)
• M18: 17,176,977 km (0.109 R)
• M19: 17,888,764 km (0.114 R)
• M20: 20,428,337 km (0.112 R)
• M21: 21,301,241 km (0.103 R)
• M22: 24,715,812 km (0.111 R)
• M23: 25,125,561 km (0.102 R)
• M24: 27,856,620 km (0.076 R)
• M25: 28,659,062 km (0.108 R)
• M26: 29,111,446 km (0.071 R)
• M27: 30,030,576 km (0.058 R)
• M28: 32,805,766 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.3

Radius: 11.1

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.67 AU - 6.99 AU

Year: 5788 Days

Day: 10.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,304,053 km

• M1: 139,425 km (0.096 R)
• M2: 667,506 km (0.046 R)
• M3: 1,014,274 km (0.093 R)
• M4: 1,565,542 km (0.092 R)
• M5: 2,006,257 km (0.097 R)
• M6: 2,850,587 km (0.106 R)
• M7: 3,701,799 km (0.061 R)
• M8: 5,701,923 km (0.03 R)
• M9: 6,443,479 km (0.094 R)
• M10: 7,519,387 km (0.086 R)
• M11: 8,523,039 km (0.059 R)
• M12: 9,135,493 km (0.043 R)
• M13: 9,573,217 km (0.066 R)
• M14: 12,501,595 km (0.104 R)
• M15: 13,495,523 km (0.094 R)
• M16: 15,139,155 km (0.038 R)
• M17: 15,809,952 km (0.068 R)
• M18: 17,573,711 km (0.114 R)
• M19: 21,141,769 km (0.119 R)
• M20: 22,121,785 km (0.089 R)
• M21: 22,912,859 km (0.111 R)
• M22: 25,634,044 km (0.105 R)
• M23: 27,153,809 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.4

Radius: 14.2

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 9.15 AU - 10.05 AU

Year: 10810 Days

Day: 11.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,304,053 km

• M1: 176,525 km (0.102 R)
• M2: 692,189 km (0.07 R)
• M3: 1,299,856 km (0.042 R)
• M4: 1,775,876 km (0.073 R)
• M5: 2,332,979 km (0.071 R)
• M6: 4,746,591 km (0.099 R)
• M7: 5,870,669 km (0.11 R)
• M8: 6,924,137 km (0.096 R)
• M9: 8,188,838 km (0.066 R)
• M10: 8,643,167 km (0.08 R)
• M11: 9,802,700 km (0.117 R)
• M12: 10,420,240 km (0.092 R)
• M13: 11,063,660 km (0.051 R)
• M14: 11,847,703 km (0.065 R)
• M15: 13,277,709 km (0.089 R)
• M16: 13,970,496 km (0.067 R)
• M17: 14,621,097 km (0.102 R)
• M18: 17,502,203 km (0.089 R)
• M19: 19,756,044 km (0.112 R)
• M20: 20,742,942 km (0.076 R)
• M21: 21,504,694 km (0.03 R)
• M22: 23,809,997 km (0.083 R)
• M23: 25,692,387 km (0.112 R)
• M24: 26,275,968 km (0.11 R)
• M25: 29,751,576 km (0.091 R)
• M26: 33,177,816 km (0.114 R)
• M27: 35,164,475 km (0.067 R)
• M28: 50,125,310 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.5

Radius: 9

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 10.46 AU - 11.8 AU

Year: 13495 Days

Day: 12.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,304,053 km

• M1: 112,049 km (0.073 R)
• M2: 653,743 km (0.084 R)
• M3: 1,063,192 km (0.086 R)
• M4: 1,715,439 km (0.042 R)
• M5: 2,060,262 km (0.114 R)
• M6: 4,535,957 km (0.056 R)
• M7: 7,089,293 km (0.116 R)
• M8: 11,294,340 km (0.067 R)
• M9: 11,864,757 km (0.032 R)
• M10: 13,374,947 km (0.099 R)
• M11: 15,980,493 km (0.11 R)
• M12: 16,845,917 km (0.1 R)
• M13: 17,439,970 km (0.064 R)
• M14: 18,513,036 km (0.103 R)
• M15: 19,225,870 km (0.11 R)
• M16: 23,430,916 km (0.026 R)
• M17: 25,504,043 km (0.103 R)
• M18: 31,550,191 km (0.118 R)
• M19: 32,910,335 km (0.061 R)
• M20: 33,721,454 km (0.11 R)
• M21: 36,604,205 km (0.094 R)
• M22: 38,359,587 km (0.07 R)
• M23: 39,647,325 km (0.066 R)
• M24: 40,039,122 km (0.06 R)
• M25: 44,521,972 km (0.044 R)
• M26: 45,513,955 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.6

Radius: 3.5

Gravity: 23.23 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 14.6 AU - 20.72 AU

Year: 26972 Days

Day: 16.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,304,053 km

• M1: 47,572 km (0.066 R)
• M2: 182,061 km (0.067 R)
• M3: 5,322,842 km (0.097 R)
• M4: 9,177,081 km (0.113 R)
• M5: 9,951,699 km (0.098 R)
• M6: 11,255,295 km (0.052 R)
• M7: 11,629,738 km (0.082 R)
• M8: 12,535,554 km (0.119 R)
• M9: 13,627,169 km (0.109 R)
• M10: 15,003,769 km (0.075 R)
• M11: 17,115,642 km (0.081 R)
• M12: 17,945,611 km (0.091 R)
• M13: 20,137,220 km (0.102 R)
• M14: 23,294,483 km (0.113 R)
• M15: 24,106,650 km (0.093 R)
• M16: 25,466,345 km (0.101 R)
• M17: 28,223,433 km (0.076 R)
• M18: 30,567,483 km (0.098 R)
• M19: 32,533,498 km (0.105 R)
• M20: 43,637,699 km (0.102 R)
• M21: 50,031,213 km (0.102 R)
• M22: 66,233,859 km (0.117 R)
• M23: 69,096,414 km (0.093 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 11,375 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit