tiān
qiú

technical

Meaning of 天球

天球 means celestial sphere; imaginary sphere centered on the observer onto which celestial bodies are projected for astronomical study. Pronounced tiān qiú.

  • celestial sphere; imaginary sphere centered on the observer onto which celestial bodies are projected for astronomical study

Definitions & Examples

Tiān
qiú
zuò
biāo
bāng
zhù
tiān
wén
xué
jiā
jīng
què
dìng
wèi
héng
xīng
 

The celestial coordinate system helps astronomers pinpoint the exact positions of stars.

qiú
wéi
zhōng
xīn
de
tiān
qiú
chēng
wéi
xīn
tiān
qiú
 

The celestial sphere centered on Earth is called the geocentric celestial sphere.

men
zài
zhè
jiǎ
xiǎng
de
qiú
miàn
shàng
biāo
chū
xíng
xīng
de
wèi
zhi
 

We mark the positions of planets on this imaginary spherical surface.

Tiān
wén
xué
jiā
shǐ使
yòng
tiān
qiú
lái
yǎn
shì
tiān
de
yùn
dòng
 

Astronomers use celestial globes to demonstrate the movements of heavenly bodies.