More reflective telescope mirrors allow astronomers to capture more photons—and do more science. Christopher Intagliata reports.

The top beginner telescopes we have tested and ranked by our experts so you can buy a quality, cheap telescope suitable for ...

In this latest instalment of Future Chronicles, an imagined history of future inventions, Rowan Hooper explores the advances ...

Compact, reflective, easy-to-manufacture mirrors are a critical component for advancing astronomical technology in space. Mirrors are a key component in most telescopes, though they are notoriously ...

We rounded up the best telescopes on Amazon, including reflecting, refracting, Dobsonian, and Newtonian options.

When NASA's Nancy Grace Roman Space Telescope launches in October 2026, it won't just be peering into the distant universe to ...

The Webb telescope in its clean room. One of the mirror's 18 segments has been dinged be a micrometeoroid. NASA Goddard ...