The dream of finding life on an alien Earth-like world is hampered by a number of technical challenges. Not the least of ...

The new 100-millimeter (3.9-inch) diameter lens, which has a 200 mm (7.8 in) focal length, is just 2.4 micrometers thick. Optimized for the 400 to 800 nm wavelength range for visible light, this ...

Vaonis' Hestia combines a telescope and camera into an all-in-one package that will turbocharge your phone for astroimaging.

New optical technologies have revolutionized astronomy ... was a limiting factor in refracting telescopes, and that this could be overcome by making lenses with longer focal length, resulting ...

Euclid, a European space telescope, just captured 26 million galaxies to reveal the secrets of the dark universe.

The 18-year-old won $250,000 for training a machine learning model to analyze understudied data from NASA's retired NEOWISE telescope ...

Get a huge discount on the Celestron StarSense Explorer LT 80AZ telescope in time for the upcoming Lyrid meteor shower, full ...

A stunning new image from the James Webb Space Telescope reveals a cosmic mirage known as an Einstein ring, where the light ...

They use glass lenses instead of mirrors ... Prices for professional-grade equipment can reach astronomical heights beyond £10,000. Remember that two telescopes at wildly different prices will often ...