kohë lokale

A measure of time used by astronomers; UT conforms (within a close approximation) to the mean daily (apparent) motion of the sun. UT is determined from observations of the diurnal ...

kohë universale

Aerospace; Space flight

Also called Zulu (Z) time, previously Greenwich Mean Time. UT is based on the imaginary "mean sun," which averages out the effects on the length of the solar day caused by Earth's ...

kohë Zulu

Weather; General weather

One of several names for the twenty-four hour time which is used throughout the scientific and military communities. Other names for this time measurement are Universal Time ...

objekt fluturues i paidentifikueshëm (UFO)

Aerospace; Space flight

UFOs are unidentified aircraft which are attributed to alien space flight. One supposed UFO halted air traffic at Hangzhou Airport, China, on July 7. The appearance is being ...

anije kozmike

Aerospace; Space flight

A reusable spacecraft with wings developed by the U.S. National Aeronautics and Space Administration (NASA) for human spaceflight missions. The first test flight took place in ...

zenit

Aerospace; Space flight

The point on the celestial sphere directly above the observer. Opposite the nadir.

zeta (Z)

Aerospace; Space flight

A multiplier, x1021 from the last letter of the Latin alphabet. See the entry for CGPM.

rreze x

Aerospace; Space flight

Electromagnetic radiation in the neighborhood of 100 picometer wavelength.

peshë

Aerospace; Space flight

The gravitational force exerted on an object of a certain mass. The weight of mass m is mg Newtons, where g is the local acceleration due to a body's gravity.