NASA's Artemis missions promise a return to the moon—but when?

NASA's Artemis II mission plans to fly around the moon and back this April. Four astronauts will board the mammoth Space Launch System (SLS) rocket for the test flight, spending 10 days off-Earth. They won't be touching down—this ...

Using fiber-optic cables to detect moonquakes

Two recent studies suggest that fiber-optic cables laid directly on the moon's surface could potentially detect moonquakes, offering a simpler way to gather seismic data to support future human and robotic exploration.

How common are fireballs streaking across the sky?

The Earth is under assault. Space rocks are constantly hurtling toward us, slamming into the atmosphere and often exploding into fireballs that both delight and alarm.

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