🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.61 AU - 0.71 AU

Year: 341 Days

Day: 14.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.4

Radius: 14.2

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.82 AU - 2 AU

Year: 1678 Days

Day: 12.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,221,750 km

• M1: 178,321 km (0.103 R)
• M2: 736,022 km (0.075 R)
• M3: 1,231,190 km (0.116 R)
• M4: 2,912,970 km (0.028 R)
• M5: 3,615,930 km (0.108 R)
• M6: 4,163,309 km (0.092 R)
• M7: 6,542,962 km (0.114 R)
• M8: 7,055,634 km (0.09 R)
• M9: 7,754,256 km (0.049 R)
• M10: 8,217,561 km (0.087 R)
• M11: 9,411,651 km (0.101 R)
• M12: 10,259,272 km (0.061 R)
• M13: 10,919,448 km (0.099 R)
• M14: 11,398,460 km (0.111 R)
• M15: 12,106,956 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.1

Radius: 11.7

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.86 AU - 1.98 AU

Year: 1692 Days

Day: 7.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,221,750 km

• M1: 146,307 km (0.102 R)
• M2: 806,183 km (0.058 R)
• M3: 1,379,741 km (0.09 R)
• M4: 2,144,186 km (0.11 R)
• M5: 3,203,938 km (0.065 R)
• M6: 4,160,018 km (0.1 R)
• M7: 4,604,323 km (0.102 R)
• M8: 5,253,279 km (0.065 R)
• M9: 6,838,567 km (0.099 R)
• M10: 9,355,402 km (0.051 R)
• M11: 9,884,081 km (0.062 R)
• M12: 12,201,053 km (0.064 R)
• M13: 13,279,354 km (0.1 R)
• M14: 14,161,234 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.8

Radius: 13.8

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.48 AU - 2.9 AU

Year: 2805 Days

Day: 11.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 81,221,750 km

• M1: 171,589 km (0.114 R)
• M2: 652,546 km (0.119 R)
• M3: 1,499,419 km (0.109 R)
• M4: 2,484,222 km (0.1 R)
• M5: 5,546,341 km (0.111 R)

Asteroid Belt

Center: 3.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.9

Radius: 15

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.19 AU - 4.05 AU

Year: 4379 Days

Day: 8.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,221,750 km

• M1: 186,549 km (0.103 R)
• M2: 683,662 km (0.071 R)
• M3: 1,882,689 km (0.071 R)
• M4: 2,533,739 km (0.108 R)
• M5: 3,742,041 km (0.092 R)
• M6: 6,122,592 km (0.115 R)
• M7: 7,468,973 km (0.084 R)
• M8: 14,005,203 km (0.086 R)
• M9: 14,563,951 km (0.118 R)
• M10: 16,779,196 km (0.038 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.7

Radius: 6.7

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6.06 AU - 10.08 AU

Year: 14576 Days

Day: 21 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,221,750 km

• M1: 83,326 km (0.096 R)
• M2: 342,579 km (0.053 R)
• M3: 564,582 km (0.112 R)
• M4: 877,691 km (0.058 R)
• M5: 1,129,464 km (0.117 R)
• M6: 1,564,195 km (0.08 R)
• M7: 2,139,549 km (0.116 R)
• M8: 3,243,880 km (0.033 R)
• M9: 4,092,549 km (0.087 R)
• M10: 4,312,308 km (0.118 R)
• M11: 5,081,241 km (0.059 R)
• M12: 6,697,796 km (0.04 R)
• M13: 7,561,275 km (0.09 R)
• M14: 7,850,896 km (0.104 R)
• M15: 8,855,296 km (0.118 R)
• M16: 9,223,906 km (0.087 R)
• M17: 11,437,356 km (0.043 R)
• M18: 11,874,780 km (0.069 R)
• M19: 12,551,561 km (0.096 R)
• M20: 12,841,032 km (0.089 R)
• M21: 13,253,773 km (0.112 R)
• M22: 14,043,799 km (0.03 R)
• M23: 16,463,994 km (0.107 R)
• M24: 17,305,033 km (0.045 R)
• M25: 29,433,830 km (0.096 R)
• M26: 30,671,004 km (0.037 R)
• M27: 35,273,832 km (0.076 R)
• M28: 42,617,741 km (0.073 R)
• M29: 45,275,347 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.4

Radius: 6.2

Gravity: 23.87 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.93 AU - 11.37 AU

Year: 19060 Days

Day: 19.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,221,750 km

• M1: 80,035 km (0.11 R)
• M2: 319,391 km (0.113 R)
• M3: 624,870 km (0.092 R)
• M4: 1,077,254 km (0.106 R)
• M5: 1,270,385 km (0.107 R)
• M6: 2,517,882 km (0.093 R)
• M7: 3,958,360 km (0.099 R)
• M8: 5,793,327 km (0.077 R)
• M9: 7,975,362 km (0.082 R)
• M10: 8,183,303 km (0.076 R)
• M11: 9,800,157 km (0.116 R)
• M12: 10,841,058 km (0.081 R)
• M13: 11,290,301 km (0.051 R)
• M14: 15,183,735 km (0.088 R)
• M15: 15,584,059 km (0.114 R)
• M16: 16,827,367 km (0.077 R)
• M17: 23,300,018 km (0.088 R)
• M18: 26,272,976 km (0.114 R)
• M19: 26,502,759 km (0.075 R)
• M20: 28,631,536 km (0.07 R)
• M21: 31,514,138 km (0.098 R)
• M22: 33,092,395 km (0.047 R)
• M23: 34,860,642 km (0.091 R)
• M24: 37,556,994 km (0.056 R)
• M25: 37,848,710 km (0.119 R)
• M26: 38,288,977 km (0.084 R)
• M27: 40,084,600 km (0.038 R)
• M28: 41,157,516 km (0.114 R)
• M29: 52,231,648 km (0.105 R)
• M30: 52,595,171 km (0.11 R)
• M31: 54,998,760 km (0.115 R)
• M32: 55,374,849 km (0.089 R)
• M33: 56,132,412 km (0.087 R)
• M34: 65,979,991 km (0.116 R)
• M35: 73,450,610 km (0.118 R)
• M36: 79,769,923 km (0.076 R)
• M37: 80,493,677 km (0.05 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 19,164 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit