🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.5 AU - 0.76 AU

Year: 323 Days

Day: 28.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.7

Radius: 9.3

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.76 AU - 0.88 AU

Year: 479 Days

Day: 11.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,176,715 km

• M1: 116,088 km (0.112 R)
• M2: 438,172 km (0.102 R)
• M3: 803,191 km (0.085 R)
• M4: 1,516,174 km (0.107 R)
• M5: 1,826,291 km (0.082 R)
• M6: 2,418,998 km (0.108 R)
• M7: 4,195,472 km (0.082 R)
• M8: 4,491,377 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.8

Radius: 15

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.82 AU - 1.02 AU

Year: 570 Days

Day: 8.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,176,715 km

• M1: 186,549 km (0.118 R)
• M2: 765,792 km (0.11 R)
• M3: 1,265,598 km (0.097 R)
• M4: 1,732,942 km (0.093 R)
• M5: 2,279,572 km (0.073 R)
• M6: 2,895,467 km (0.113 R)
• M7: 4,087,463 km (0.039 R)
• M8: 5,107,421 km (0.076 R)
• M9: 6,593,825 km (0.064 R)

Asteroid Belt

Center: 1.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.2

Radius: 8.2

Gravity: 12.97 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.51 AU - 2.67 AU

Year: 2691 Days

Day: 9.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,176,715 km

• M1: 102,774 km (0.038 R)
• M2: 442,810 km (0.117 R)
• M3: 756,666 km (0.094 R)
• M4: 1,664,875 km (0.104 R)
• M5: 2,606,892 km (0.054 R)
• M6: 3,046,112 km (0.106 R)
• M7: 3,846,909 km (0.073 R)
• M8: 4,898,732 km (0.117 R)
• M9: 5,214,234 km (0.076 R)
• M10: 5,832,223 km (0.104 R)
• M11: 6,326,943 km (0.09 R)
• M12: 7,784,026 km (0.078 R)
• M13: 9,415,241 km (0.057 R)
• M14: 11,986,380 km (0.116 R)
• M15: 15,451,366 km (0.117 R)
• M16: 15,920,056 km (0.045 R)
• M17: 16,344,764 km (0.091 R)
• M18: 18,349,675 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.2

Radius: 14.4

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.63 AU - 3.47 AU

Year: 3439 Days

Day: 6.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,176,715 km

• M1: 179,218 km (0.108 R)
• M2: 695,481 km (0.094 R)
• M3: 1,491,491 km (0.084 R)
• M4: 2,018,225 km (0.06 R)
• M5: 2,467,916 km (0.111 R)
• M6: 2,934,063 km (0.117 R)
• M7: 4,355,542 km (0.103 R)
• M8: 5,613,361 km (0.08 R)
• M9: 6,312,881 km (0.116 R)
• M10: 6,913,815 km (0.116 R)
• M11: 8,336,192 km (0.062 R)
• M12: 9,866,578 km (0.113 R)
• M13: 10,929,920 km (0.114 R)
• M14: 11,489,715 km (0.083 R)
• M15: 12,666,601 km (0.086 R)
• M16: 14,529,544 km (0.108 R)
• M17: 15,260,030 km (0.075 R)
• M18: 18,429,410 km (0.09 R)
• M19: 19,161,842 km (0.098 R)
• M20: 19,660,751 km (0.088 R)
• M21: 20,749,973 km (0.099 R)
• M22: 21,342,679 km (0.08 R)
• M23: 22,218,725 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.8

Radius: 6.6

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.45 AU - 6.59 AU

Year: 9537 Days

Day: 18.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,176,715 km

• M1: 143,464 km (0.107 R)
• M2: 3,714,366 km (0.105 R)
• M3: 4,373,793 km (0.109 R)
• M4: 6,373,168 km (0.113 R)
• M5: 8,523,339 km (0.111 R)
• M6: 9,858,799 km (0.108 R)
• M7: 11,328,149 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.2

Radius: 5.2

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.53 AU - 7.15 AU

Year: 11550 Days

Day: 16.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 30,176,715 km

• M1: 65,075 km (0.104 R)
• M2: 292,613 km (0.101 R)
• M3: 512,822 km (0.103 R)
• M4: 942,317 km (0.081 R)
• M5: 1,155,793 km (0.094 R)
• M6: 1,464,862 km (0.096 R)
• M7: 1,653,056 km (0.042 R)
• M8: 2,062,356 km (0.081 R)
• M9: 2,690,069 km (0.094 R)
• M10: 3,016,192 km (0.087 R)
• M11: 3,674,124 km (0.091 R)
• M12: 4,233,769 km (0.077 R)
• M13: 4,819,295 km (0.078 R)
• M14: 4,995,970 km (0.111 R)
• M15: 5,747,101 km (0.106 R)
• M16: 5,946,067 km (0.084 R)
• M17: 6,678,947 km (0.086 R)
• M18: 7,353,633 km (0.059 R)
• M19: 8,620,428 km (0.085 R)
• M20: 8,837,644 km (0.043 R)
• M21: 9,510,984 km (0.116 R)
• M22: 14,713,100 km (0.066 R)
• M23: 16,374,684 km (0.033 R)
• M24: 17,182,213 km (0.105 R)
• M25: 20,601,422 km (0.118 R)
• M26: 21,462,358 km (0.1 R)
• M27: 24,275,246 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.6

Radius: 3.4

Gravity: 67.44 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.99 AU - 8.13 AU

Year: 13421 Days

Day: 21.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 30,176,715 km

• M1: 43,533 km (0.068 R)
• M2: 368,460 km (0.085 R)
• M3: 574,157 km (0.104 R)
• M4: 904,618 km (0.113 R)
• M5: 2,189,514 km (0.089 R)
• M6: 2,497,836 km (0.095 R)
• M7: 2,787,756 km (0.09 R)
• M8: 2,952,912 km (0.088 R)
• M9: 3,200,048 km (0.052 R)
• M10: 3,541,879 km (0.119 R)
• M11: 3,651,834 km (0.102 R)
• M12: 3,907,496 km (0.114 R)
• M13: 4,680,469 km (0.085 R)
• M14: 6,522,617 km (0.113 R)
• M15: 9,730,743 km (0.067 R)
• M16: 15,770,308 km (0.114 R)
• M17: 16,830,359 km (0.063 R)
• M18: 24,105,004 km (0.116 R)
• M19: 24,302,324 km (0.087 R)
• M20: 26,965,166 km (0.029 R)
• M21: 29,816,202 km (0.104 R)
• M22: 31,080,603 km (0.105 R)
• M23: 33,715,620 km (0.084 R)
• M24: 34,835,211 km (0.089 R)
• M25: 37,279,789 km (0.1 R)
• M26: 45,294,794 km (0.115 R)
• M27: 45,444,692 km (0.086 R)
• M28: 48,201,930 km (0.11 R)
• M29: 48,987,020 km (0.088 R)
• M30: 50,100,626 km (0.1 R)
• M31: 54,553,856 km (0.059 R)
• M32: 58,194,469 km (0.114 R)
• M33: 60,527,448 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.2

Radius: 6.7

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.21 AU - 9.29 AU

Year: 16712 Days

Day: 18.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,176,715 km

• M1: 83,476 km (0.08 R)
• M2: 299,645 km (0.05 R)
• M3: 656,136 km (0.092 R)
• M4: 1,827,488 km (0.098 R)
• M5: 2,203,277 km (0.046 R)
• M6: 3,867,554 km (0.12 R)
• M7: 5,311,772 km (0.066 R)
• M8: 5,539,908 km (0.045 R)
• M9: 6,170,015 km (0.084 R)
• M10: 8,735,020 km (0.111 R)
• M11: 10,945,328 km (0.074 R)
• M12: 15,899,112 km (0.115 R)
• M13: 19,224,374 km (0.077 R)
• M14: 23,516,636 km (0.119 R)
• M15: 26,047,981 km (0.033 R)
• M16: 28,233,905 km (0.102 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 12,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit