Astronomers have for the first time observed a recurring nova outside of the Milky Way in near-infrared light. The data revealed highly unusual chemical emissions as well as one of the hottest ...

Novae found in the Milky Way typically emit numerous near-infrared signatures from highly-excited elements, but LMC68's spectra contained only the ionized silicon feature. "We would've expected to ...

As the agency's SPHEREx space telescope and PUNCH solar mission rode toward their orbital stations tonight (March 11) at ...