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Officially known as 99942 Apophis , the space rock is wider than three football fields, and at one point, scientists estimated it had about a 3 percent chance of hitting Earth during an upcoming close pass in 2029. After searching through some older astronomical images, scientists ruled out the possibility of...
Astronomers have for the first time used distant galaxies as ‘scintillating pins’ to locate and identify a piece of the Milky Way’s missing matter.
The Tianwen-1 probe in China is slowly nearing the end of its voyage to Mars. The craft has now sent its first snapshot of the red planet back to Earth, just 1.1 million kilometers away.