Astronomy on MSN

How to observe Artemis 2's last day in space with a telescope

As Artemis 2 nears Earth and the mission prepares to splash down tomorrow evening at 8:07 P.M. EDT, Friday morning presents a ...

Scientists Shrink a Lab Spectrometer to the Size of a Grain of Sand

A new chip-scale spectrometer challenges the long-standing reliance on bulky optical systems by replacing physical light ...