How Radio Astronomy Helps Us See the Invisible Cosmos," astrophysicist Emma Chapman describes the hidden corners of space that only radio waves can reveal — and makes the case for contacting aliens.

Emma Chapman's "The Echoing Universe" is a vivid survey of the hidden parts of the cosmos and those who seek them out.

Radio astronomer Emma Chapman explains why the radio view of the universe is so crucial to space exploration, astronomy, and ...

Our understanding of the electromagnetic spectrum goes back to Isaac Newton, but astronomers are still finding new ways to ...

The Vera C. Rubin Observatory has started releasing its first discoveries: including supernovae, variable stars and asteroids, which will from now on be discovered at an astonishing rate as it begins ...

This galaxy acts as a lens, the way a water droplet on a windowpane would, because its mass curves the local space-time. "So we have a radio laser passing through a cosmic telescope before being ...

Uncover the mysteries of the cosmos with the latest news on celestial events and space exploration. Learn about our universe ...

A major international effort has produced an ultra-precise measurement of the Universe’s expansion rate, confirming it’s faster than early-Universe models predict. By linking multiple ...

A recent SpaceNews opinion article argued that it is time to “take astronomy off Earth.” The suggestion is straightforward: If satellite constellations and commercial space activity threaten ...