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

Greenwich's Royal Observatory is improving access to its buildings and creating new educational and events spaces in a £77m ...

Data from the James Webb Space Telescope and other observatories suggests a supervolcanic exomoon may lurk around the giant ...

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

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

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

Recently, scientists discovered a number of new comets, two of which will be passing by Earth in October. Here's everything ...

A visit to Vancouver's historic H.R. MacMillan Space Centre transports guests from Earth into deep space in its domed, 360° ...

From how space rocks wobble to where to hit them, scientists are learning the fine art of asteroid deflection — and it could ...

"Current models are showing the comet will likely peak between 3.5 and 4.5 magnitudes when it is nearest to Earth on October 21, which is dimmer than what they showed last week," Saint Louis Science ...

Two newly discovered comets are streaking across the sky in a spectacular display as they make their closest approaches to ...

Members of the public are invited to a Star Party with Dark Sky Salida, GARNA (Greater Arkansas River Nature Association), ...