NASA's Nancy Grace Roman Space Telescope will help scientists better understand our Milky Way galaxy's less sparkly components—gas and dust strewn between stars, known as the interstellar medium.

Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the ...

A new emulator is tackling the near-impossible task of mapping the universe's large-scale structure without sacrificing ...

More than $1 billion will be pumped into producing low-emission fuels in a bid by the federal government to help heavy ...