Imagery of Saturn captured by the James Webb Space Telescope is superimposed over an image captured by Hubble. "Yellows represent bright and warm parts of Saturn’s atmosphere, while the purple areas ...

Spring skies reveal some of the best galaxies visible to backyard telescopes.

If you look eastward at the same hour for two nights in a row, you’ll find that the stars seem to be in the same place. But they're not, and this movement becomes apparent if you continue observing at ...