-
Astronomy is a
natural science that
studies celestial objects and the
phenomena that
occur in the cosmos. It uses mathematics, physics, and chemistry...
-
Astronomy is the
oldest of the
natural sciences,
dating back to antiquity, with its
origins in the religious, mythological, cosmological, calendrical...
- In
astronomy, an
epoch or
reference epoch is a
moment in time used as a
reference point for some time-varying
astronomical quantity. It is
useful for...
-
Babylonian astronomy was the
study or
recording of
celestial objects during the
early history of Mesopotamia. The
numeral system used, ****agesimal, was...
-
Astronomy &
Astrophysics (A&A) is a
monthly peer-reviewed
scientific journal covering theoretical, observational, and
instrumental astronomy and astrophysics...
-
Kalachakra is the
basis of
Tibetan astronomy. It
explains some
phenomena in a
similar manner as
modern astronomy science. Hence, Sun
eclipse is described...
-
Radio astronomy is a
subfield of
astronomy that
studies celestial objects at
radio frequencies. The
first detection of
radio waves from an astronomical...
-
Sidewalk astronomy or
street corner astronomy refers to the
activity of
setting up a
telescope in an
urban place on a for-profit or non-profit
basis as...
-
Amateur astronomy is a
hobby where parti****nts
enjoy observing or
imaging celestial objects in the sky
using the
unaided eye, binoculars, or telescopes...
-
Unsolved problem in
astronomy: Why is the Sun's
corona so much
hotter than the Sun's surface? (more
unsolved problems in
astronomy) The
temperature of...