The moon, Venus and bright star Regulus will form a rare conjunction in the pre-dawn sky on Friday, Sept. 19, 2025, with an ...

Curiosity Point 1: Did a catastrophic event turn Venus into a hellish world?

A team led by the Southwest Research Institute (SwRI) compared the early impact histories of Venus and Earth, discovering that Venus experienced higher-energy impacts, resulting in an overheated core.

NASA has responded to speculation that mysterious interstellar object 3I/ATLAS is actually an alien starship preparing to invade Earth.

Our closest celestial neighbor shines brilliantly in the night sky, often mistaken for a star, yet beneath its dazzling glow ...

The autumn night sky in Ireland is an observer's treasure-trove and the first celestial event of the season arrives on ...

Only a little more than one week since its initial sighting, a bus-sized asteroid will be making its closest approach to ...

Despite seeming like Earth's twin, Venus is a strange and mysterious place. Scientists haven't known what made it so odd, but that might have just changed.

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

Earth's rotation is randomly speeding up, and nobody is quite sure why. These speedups, which have occurred several times over the last few years, haven't had any effect on daily life, but they also ...

James O'Donoghue receives funding from the UK Science and Technology Facilities Council (STFC). Earth will complete a rotation 1.33 milliseconds earlier than usual on Tuesday, August 5. That makes it ...

A strange shift in Earth's rotation is making our days milliseconds shorter — and scientists are racing to understand why. The days are getting shorter and not just because summer is waning in the ...