Earth’s magnetic shield is shifting in dramatic ways. New data from ESA’s Swarm satellites show that the South Atlantic Anomaly — a vast weak spot in Earth’s magnetic field — has grown by nearly half ...

IN APRIL the crew of Artemis II showed that Earth’s loveliness from afar, originally revealed by the Moon-bound Apollo missions of the 1960s and 1970s, remains one of the space age’s enduring truths.

The giant asteroid Apophis will make a historically close approach to Earth on April 13, 2029. Scientists have ruled out any risk of Apophis hitting Earth for at least the next century. The 2029 flyby ...