2 sentences with 'sidereal'

Example sentences and phrases with the word sidereal and other words derived from it.

• « Gas, dust and molecules in different proportions and densities give space a ghostly and colourful image: they are sidereal clouds called nebulae. »

• « The basic composition of these sidereal clouds called nebulae is: hydrogen and helium for the most part, with infinitesimal parts of carbon, oxygen, calcium, sodium and nitrogen. »