At the Tartu Observatory of the University of Tartu, the optical periscopic imager for comets OPIC was completed, and will be handed over to the European Space Agency (ESA). The camera system was ...

Voyager 1 is on a journey that will outlast civilizations, outlive the Sun’s familiar neighborhood, and eventually drift into ...

Sand clouds form every morning but clear up by nightfall on WASP-94A b, a well-studied gas giant in a constellation located nearly 700 light years away from Earth. New research, which uses data from ...

To find out, we analysed a 300kg section of Antarctic ice, dating from 40,000 to 80,000 years ago. The process is painstaking ...

Spread the loveThe cosmos is full of wonders, and recently, a captivating celestial event has captured the attention of stargazers around the world. A visitor approaches the solar system in the form ...

Oort Cloud comet: C/2025 R3 PANSTARRS, visible for a limited time, will not return for 170,000 years, offering a unique view of ancient solar system material. Atmosphere discovery: Trans-Neptunian ...

Comet C/2025 R3 PANSTARRS, which was only discovered last year, has been visible to stargazers in the northern hemisphere for ...

Comet C/2025 R3 PANSTARRS, originating from the distant Oort Cloud, offers a rare glimpse into the early solar system as it ...

Australians will have their only chance to spy a newly discovered blue-green comet scorching past Earth during the next fortnight – coinciding with the flashy peak of a meteor shower – before the ...

A rare comet, formally known as C/2025 R3 PanSTARRS, is dazzling New Zealand skies before vanishing for an estimated 170,000 years.

Over the next two weeks stargazers have a chance to spot the blue-green orb and smudgy tail of comet known as C/2025 R3 PanSTARRS ...

Donald Trump has a hang-up about Pluto. As far back as 2019, his appointed NASA administrator was making noise about reclassifying it as a planet, a status it lost when in 2006 the International ...