The space agency said an instrument on Voyager 2 that measures charged particles and cosmic rays will shut off later this month. Last week, Nasa powered down an instrument on Voyager 1 designed to ...

One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about ...

Jan. 27, 2025 — Scientists have performed laboratory experiments to better understand how Saturn's moon Titan can maintain its unique nitrogen-rich atmosphere. Titan is the second largest moon ...

If last year whet your eclipse appetite, get excited for the night skies this month. Mid-March will bring a total lunar ...

By day, Coonabarabran seems like the quintessential Aussie country town – but by night, it transforms into something truly ...

Starting Friday evening, a rare alignment of the planets will allow observers to see all seven planets in the Solar System, visible without optical aids, making it a unique opportunity for ...

Seven planets are on display in the night sky at the end of February, but some will be harder to spot than others. Here’s ...

Astronomers have discovered that billions of comets in an icy shell around the solar system called the Oort Cloud mimic the ...

The proximity and the approach make Alpha Centauri a great case study for the spread of interstellar objects. That is why ...

Londoners will have a rare chance to glimpse a "planetary parade" on Friday evening, as seven planets line up in the night sky.

In a rare 'planetary parade' all seven planets will align and be visible from Earth in a stunning display which won't appear again until 2040.

To map out the best nights for skywatching, we turned to three seasoned stargazers to tell us about the best nights of the ...