The Voyager 1 spacecraft had flown past this moon of Jupiter, catching the first glimpse of active volcanism on a world other than Earth. Umbrella-shaped outbursts of magmatic matter rocketed into ...

During the red giant phase, both the Sun and Jupiter will shine brighter and become hotter. However, its moon Europa is ...

Europa, a moon of Jupiter, has long been one of the most exciting targets in the search for life beyond Earth. Many scientists believe that an ocean lies below its icy surface, potentially hosting ...

JWST has made another breakthrough. Around a newly formed star just 111 light-years away, the powerful space telescope has ...

The icy surface of Jupiter's moon Europa appears to be constantly changing, new data from the James Webb Space Telescope has revealed. This phenomena, the team explained, is heightened in so ...

But a team of scientists has created a new way to answer whether aliens exist. Daniel Apai, an astrophysicist and astrobiologist at the University of Arizona, studies exoplanets – worlds that orbit ...

No telescope has basked in the night sky quite like the enormous new Vera Rubin Observatory. Here's what it could reveal ...

Their orbits are similarly divergent. It takes Jupiter 12 Earth years to complete a single lap of our star while travelling at an average orbital distance of 484 million miles (778 million ...

Astronomers have found a remarkable pair of stars that may finally prove a long-debated theory. Described in the journal ...

I was looking forward to writing a tribute to clear summer skies and great summer stargazing in the Pacific Northwest.

When a space rock the size of a small building gets a little too close for comfort, scientists everywhere pay attention. In late 2024, astronomers spotted a new asteroid named 2024 YR4.

We didn’t know what exactly to expect from these first observations — the Sun’s poles are literally terra incognita,” said ...