It was put on Webb to diagnose and measure any blur in its images. Even nanometres of distortion in Webb’s 18 hexagonal ...

Look for the three stars that make up the distinctive formation of Orion's Belt — Alnitak, Alnilam and Mintaka — shining ...

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

A pair of Sydney Ph.D. students helped sharpen the view of humanity's most powerful space observatory—without leaving Earth.

Since Pluto was relegated to dwarf planet status, almost everyone has agreed that there are eight planets in our solar system ...

By fitting its sunshield and solar panels, engineers have completed the construction of Plato, the European Space Agency's ...

These Prime Day deals are still live, but not for long! Grab discounts on cameras, binoculars and telescopes before they're ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

Scientists imaged the heart of the OJ 287 galaxy, uncovering a curved plasma jet around what appears to be two merging ...

A powerful new telescope in outback Australia has mapped vast areas of the universe in record-breaking time, revealing a million new galaxies and opening the way to new discoveries, the country's ...

Macworld If you’ve ever tilted your head to the night sky and thought, I wish I could see more, this one’s for you. The ...

A massive radio telescope at Puerto Rico's Arecibo Observatory - one of the world's largest - collapsed on Tuesday after sustaining severe damage since August, officials said, following 57 years of ...