The International Telecommunication Union (ITU) is pleased to announce that the next Radiocommunication Assembly (RA-27) and World ...

December for lovers of astronomy is highlighted by the Geminids meteor shower, as Greg Redern highlights in December’s ...

Using the James Webb Space Telescope, astronomers have detected unexpected high-energy ultraviolet radiation around five ...

Key Takeaways The first signals were faint, but unmistakably structured. The next twenty days may reveal whether they were ...

James Webb Space Telescope observes mid-infrared flare from Milky Way’s central black hole, Sagittarius A*, revealing flare evolution, synchrotron cooling, and magnetic field measurements.

Since the 1950s, humanity has been searching for extraterrestrial life with increasingly sophisticated tools. But after ...

This makes it appear correspondingly smaller through a telescope—infinitesimally smaller, in fact, appearing as only a point ...

A technique called interferometry can greatly magnify tiny objects on the sky, and is powerful enough to reveal the surfaces ...

Astronomer Jocelyn Bell Burnell detected a strange signal from outer space that would lead to the discovery of the radio ...

The new space station crew includes American Chris Williams, who holds a Ph.D. in astronomy and is a board-certified medical ...

Astronomers have discovered something unexpected in the birthplaces of young stars: ultraviolet (UV) radiation where it ...

The universe occasionally produces a huge surprise that proves physicists wrong, says Kip Thorne, who grew up in Logan, Utah, ...