🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.63 AU - 0.91 AU

Year: 299 Days

Day: 28.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.92 AU - 1.3 AU

Year: 518 Days

Day: 36.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,646,608 km

• M1: 43,383 km (0.045 R)

Asteroid Belt

Center: 2.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.4

Radius: 9.2

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.87 AU - 3.35 AU

Year: 2429 Days

Day: 13.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,646,608 km

• M1: 114,442 km (0.072 R)
• M2: 401,072 km (0.105 R)
• M3: 782,696 km (0.081 R)
• M4: 1,321,548 km (0.096 R)
• M5: 1,755,531 km (0.092 R)
• M6: 2,138,801 km (0.092 R)
• M7: 2,550,943 km (0.052 R)
• M8: 3,568,956 km (0.083 R)
• M9: 4,320,835 km (0.108 R)
• M10: 4,940,918 km (0.03 R)
• M11: 5,438,331 km (0.099 R)
• M12: 6,112,719 km (0.107 R)
• M13: 6,789,799 km (0.073 R)
• M14: 7,912,381 km (0.117 R)
• M15: 8,685,652 km (0.089 R)
• M16: 9,378,590 km (0.066 R)
• M17: 9,805,093 km (0.051 R)
• M18: 10,732,301 km (0.068 R)
• M19: 11,235,548 km (0.101 R)
• M20: 12,484,242 km (0.071 R)
• M21: 14,418,841 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.6

Radius: 13.7

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.12 AU - 3.24 AU

Year: 2512 Days

Day: 9.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,646,608 km

• M1: 170,392 km (0.09 R)
• M2: 657,183 km (0.069 R)
• M3: 1,368,222 km (0.105 R)
• M4: 2,018,674 km (0.068 R)
• M5: 2,647,733 km (0.119 R)
• M6: 3,203,339 km (0.053 R)
• M7: 4,223,148 km (0.101 R)
• M8: 4,657,730 km (0.082 R)
• M9: 5,449,402 km (0.073 R)
• M10: 5,991,694 km (0.078 R)
• M11: 6,651,570 km (0.098 R)
• M12: 7,961,748 km (0.106 R)
• M13: 10,185,670 km (0.117 R)
• M14: 12,291,859 km (0.069 R)
• M15: 14,395,653 km (0.112 R)
• M16: 15,777,489 km (0.118 R)
• M17: 16,935,077 km (0.103 R)
• M18: 17,403,019 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.6

Radius: 10.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.85 AU - 5.35 AU

Year: 5101 Days

Day: 5.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,646,608 km

• M1: 129,402 km (0.04 R)
• M2: 490,382 km (0.046 R)
• M3: 1,776,774 km (0.094 R)
• M4: 2,308,445 km (0.066 R)
• M5: 2,701,438 km (0.113 R)
• M6: 3,813,549 km (0.084 R)
• M7: 4,825,579 km (0.089 R)
• M8: 5,518,067 km (0.08 R)
• M9: 6,300,314 km (0.093 R)
• M10: 7,047,256 km (0.095 R)
• M11: 7,794,797 km (0.118 R)
• M12: 8,624,916 km (0.099 R)
• M13: 12,269,269 km (0.041 R)
• M14: 13,391,702 km (0.117 R)
• M15: 13,766,594 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.1

Radius: 14.2

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.44 AU - 6.58 AU

Year: 6526 Days

Day: 12.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,646,608 km

• M1: 176,525 km (0.099 R)
• M2: 690,245 km (0.066 R)
• M3: 1,624,932 km (0.053 R)
• M4: 2,230,953 km (0.091 R)
• M5: 4,069,960 km (0.104 R)
• M6: 4,795,061 km (0.078 R)
• M7: 5,693,994 km (0.116 R)
• M8: 6,152,661 km (0.066 R)
• M9: 6,938,349 km (0.09 R)
• M10: 7,391,332 km (0.043 R)
• M11: 8,790,221 km (0.113 R)
• M12: 10,494,291 km (0.066 R)
• M13: 15,943,243 km (0.03 R)
• M14: 17,746,496 km (0.12 R)
• M15: 21,387,708 km (0.084 R)
• M16: 23,035,978 km (0.07 R)
• M17: 23,969,917 km (0.057 R)
• M18: 30,667,414 km (0.093 R)
• M19: 32,180,746 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.5

Radius: 3

Gravity: 81.72 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.32 AU - 12.46 AU

Year: 17026 Days

Day: 20.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 57,646,608 km

• M1: 37,250 km (0.057 R)
• M2: 138,228 km (0.086 R)
• M3: 431,739 km (0.053 R)
• M4: 772,075 km (0.068 R)
• M5: 1,091,316 km (0.079 R)
• M6: 1,238,521 km (0.116 R)
• M7: 1,339,051 km (0.065 R)
• M8: 2,061,309 km (0.058 R)
• M9: 2,202,829 km (0.026 R)
• M10: 2,329,388 km (0.082 R)
• M11: 3,638,220 km (0.036 R)
• M12: 3,905,851 km (0.036 R)
• M13: 4,123,067 km (0.102 R)
• M14: 5,182,818 km (0.111 R)
• M15: 5,874,708 km (0.097 R)
• M16: 6,159,842 km (0.091 R)
• M17: 7,346,003 km (0.083 R)
• M18: 7,773,105 km (0.105 R)
• M19: 8,521,244 km (0.089 R)
• M20: 9,207,300 km (0.116 R)
• M21: 13,898,091 km (0.093 R)
• M22: 14,403,283 km (0.105 R)
• M23: 16,228,676 km (0.108 R)
• M24: 18,894,510 km (0.099 R)
• M25: 20,700,755 km (0.104 R)
• M26: 22,128,667 km (0.062 R)
• M27: 23,519,328 km (0.086 R)
• M28: 26,145,519 km (0.104 R)
• M29: 36,662,997 km (0.038 R)
• M30: 38,887,667 km (0.116 R)
• M31: 45,466,383 km (0.106 R)
• M32: 46,257,756 km (0.104 R)
• M33: 48,194,600 km (0.119 R)
• M34: 51,884,581 km (0.097 R)
• M35: 54,505,535 km (0.08 R)
• M36: 57,213,406 km (0.097 R)
• M37: 59,255,268 km (0.114 R)
• M38: 62,311,103 km (0.1 R)
• M39: 62,895,582 km (0.095 R)
• M40: 63,680,373 km (0.085 R)
• M41: 65,872,580 km (0.101 R)
• M42: 66,885,358 km (0.109 R)
• M43: 67,908,607 km (0.069 R)
• M44: 69,358,510 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.1

Radius: 3.2

Gravity: 71.3 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 11.47 AU - 14.37 AU

Year: 20570 Days

Day: 22.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 57,646,608 km

• M1: 39,943 km (0.082 R)
• M2: 266,434 km (0.11 R)
• M3: 549,174 km (0.034 R)
• M4: 721,660 km (0.119 R)
• M5: 882,627 km (0.103 R)
• M6: 1,028,186 km (0.116 R)
• M7: 1,650,214 km (0.073 R)
• M8: 2,884,247 km (0.092 R)
• M9: 3,150,830 km (0.094 R)
• M10: 4,180,512 km (0.053 R)
• M11: 4,592,056 km (0.112 R)
• M12: 5,181,921 km (0.085 R)
• M13: 5,376,248 km (0.114 R)
• M14: 7,349,145 km (0.06 R)
• M15: 7,495,751 km (0.102 R)
• M16: 7,644,152 km (0.092 R)
• M17: 8,958,668 km (0.116 R)
• M18: 9,874,656 km (0.102 R)
• M19: 10,173,254 km (0.12 R)
• M20: 12,852,851 km (0.069 R)
• M21: 16,296,145 km (0.078 R)
• M22: 17,222,455 km (0.112 R)
• M23: 19,643,846 km (0.105 R)
• M24: 20,789,167 km (0.114 R)
• M25: 21,477,467 km (0.036 R)
• M26: 21,577,099 km (0.114 R)
• M27: 22,079,449 km (0.109 R)
• M28: 23,107,635 km (0.109 R)
• M29: 23,316,923 km (0.058 R)
• M30: 25,816,703 km (0.069 R)
• M31: 30,831,523 km (0.109 R)
• M32: 31,468,510 km (0.117 R)
• M33: 34,512,378 km (0.089 R)
• M34: 34,648,961 km (0.101 R)
• M35: 34,923,174 km (0.106 R)
• M36: 39,660,939 km (0.091 R)
• M37: 56,976,144 km (0.051 R)
• M38: 69,197,243 km (0.094 R)
• M39: 78,718,549 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.2

Radius: 6.9

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 13.7 AU - 15.7 AU

Year: 24964 Days

Day: 24.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,646,608 km

• M1: 86,019 km (0.089 R)
• M2: 308,620 km (0.089 R)
• M3: 985,252 km (0.027 R)
• M4: 1,735,036 km (0.092 R)
• M5: 2,470,010 km (0.077 R)
• M6: 6,023,857 km (0.101 R)
• M7: 6,293,732 km (0.101 R)
• M8: 7,948,135 km (0.075 R)
• M9: 8,179,264 km (0.12 R)
• M10: 8,703,903 km (0.12 R)
• M11: 11,967,830 km (0.071 R)
• M12: 14,004,305 km (0.087 R)
• M13: 17,243,399 km (0.112 R)
• M14: 18,025,496 km (0.086 R)
• M15: 20,255,252 km (0.092 R)
• M16: 22,385,975 km (0.066 R)
• M17: 23,128,280 km (0.105 R)
• M18: 31,245,909 km (0.066 R)
• M19: 39,984,369 km (0.086 R)
• M20: 40,255,441 km (0.069 R)
• M21: 40,527,709 km (0.119 R)
• M22: 50,063,077 km (0.117 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: 280 - 13,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit