Solar System

A new way of measuring structures deep inside Earth has highlighted numerous previously unknown blobs within our planet's mantle. These anomalies are surprisingly similar to sunken chunks of Earth's crust but appear in seemingly impossible places.

The Kumani Bank mud volcano in the Caspian Sea created an island in early 2023 that had almost disappeared by the end of 2024, according to Landsate satellite imagery.

2024 was the warmest year on record, according to NASA data. The global average temperature was 2.3 degrees Fahrenheit above the mid-20th-century baseline.

Photographer Josh Dury captured rare Comet C/2024 G3 (Atlas) in a dramatic 'once-in-a-lifetime' image after a challenging chase across UK skies at dusk.

The World Monuments Fund has added the moon to its watch list of 25 historic places that face major challenges and has called for preserving lunar heritage.

As we approach solar maximum, something strange is happening to the sun's magnetic field. We explore this flip in polarity in more detail and look at the effects it could have on Earth.

Astronauts placed six different American flags on the moon during the Apollo program. What became of those flags in the years since, and why were they controversial?

The European Space Agency has released an audio-visual representation of solar activity over the last three years, using data from the Solar Orbiter probe.

China's Chang'e 7 moon-landing mission will apparently include a flag that can flutter in the moon's thin and tenuous atmosphere.