Solar System

Look up! You might see NASA's asteroid-hunting spacecraft fly past Earth

Look up! You might see NASA's asteroid-hunting spacecraft fly past Earth

It’s time to wave goodbye ... for now. This morning, NASA’s OSIRIS-REx is zipping past Earth on its way to the asteroid Bennu – the last time we’ll see the spacecraft until 2023.

At 9:52 a.m. Pacific, OSIRIS-REx (short for Origins, Spectral Interpretation, Resource Identification and Security-Regolith Explorer) hits its closest point to Earth, 11,000 miles above Antarctica. If you’re a well-positioned astronomer with a telescope, you might even catch a snapshot of the spacecraft flying by. Some are already charting its progress.

This...

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