InfraRed Doppler (IRD), which experienced the first light in 2018, is an infrared instrument used in the search for exoplanets (extrasolar planets). IRD is specialized for finding exoplanets with the ...
The Hubble Classification, also known as the Hubble Sequence, is a widely recognized method for systematically categorizing galaxy morphology. Galaxies are classified into elliptical, lenticular, and ...