A metrology system capable of cofocusing and cophasing is essential to ensure the performance of large segmented space telescopes, similar to that of monolithic telescopes, as well as to image the ...

With options to suit beginners and seasoned astronomers, we've rounded up the 10 best telescope deals that are worth buying this Prime Day.

Watch interstellar comet 3I/ATLAS live online tonight as it races toward the sun on a rare visit from beyond our solar system.

Fun fact: James Webb Space Telescope’s exoplanet discovery While the new study marks the first time the James Webb Space Telescope has discovered a new exoplanet through direct imaging, the ...