For instance, the Hubble Space Telescope entered safe mode relatively recently as scientists worked on remedying some ...

NASA’s space-faring probe Lucy is set have a close encounter with an oddly shaped asteroid more than 100 million miles from Earth — and scientists aren’t sure what they’re going to find.

The first was a flyby of the asteroid Dinkinesh on Nov. 1, 2023. This Sunday, Lucy was expected to fly past her second target ...