-
Observational astronomy is
focused on
acquiring data from
observations of
astronomical objects. This data is then
analyzed using basic principles of physics...
- An
astronomical object,
celestial object,
stellar object or
heavenly body is a
naturally occurring physical entity, ****ociation, or
structure that exists...
- The
astronomical unit (symbol: au, or AU or AU) is a unit of length,
roughly the
distance from
Earth to the Sun and
approximately equal to 150 million...
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question marks, boxes, or
other symbols.
Astronomical symbols are
abstract pictorial symbols used to
represent astronomical objects,
theoretical constructs and...
- An
astronomical clock, horologium, or
orloj is a
clock with
special mechanisms and
dials to
display astronomical information, such as the
relative positions...
- The
Prague astronomical clock or
Prague Orloj (Czech: Pražský
orloj [praʃskiː orloj]) is a
medieval astronomical clock attached to the Old Town Hall in...
- The
International Astronomical Union (IAU; French:
Union astronomique internationale, UAI) is a
nongovernmental organisation with the
objective of advancing...
- This is a list of lists,
grouped by type of
astronomical object. List of
Solar System objects List of
gravitationally rounded objects of the
Solar System...
-
Julian astronomical year. The word year is also used for
periods loosely ****ociated with, but not
identical to, the
calendar or
astronomical year, such...
- an
astronomical ****tant (for
measuring the
distance between stars) or
Stonehenge (which has some
alignments on
astronomical phenomena).
Astronomical observatories...
