of the study of astronomy
huge
more than average or usual in size, mass, amount, strength etc
large, great
very large
very large
very large; very much
very large
(in stories) a very big, tall man
very large
well above average (in amount, size, extent)
very large
very big or notable
extremely large
very large; very great
extremely large
above average (in amount, size, extent)
big, abundant
extremely large, great, powerful; excellent
huge, overwhelming