They found "spherules" that they claim have a composition that marks them out as interstellar in nature. However, independent analyses of the spherules by Steven Desch of Arizona State University ...

Astronomers rely on clear observations to study celestial objects, but cosmic dust alters what we see, making stars appear ...

Previous efforts to map the galaxy's dust were challenged by limited data, but the Gaia mission has provided a treasure trove ...

While infrared observations are effective for studying solid materials, radio observations are more useful for analyzing the motion and composition of associated gases. If these two interstellar ...

When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

A NASA telescope was launched into space from California on Tuesday for a mission to explore the origins of the universe and ...