Headlines

The HWO must be picometer perfect to observe Earth 2.0

Lately we've been reporting about a series of studies on the Habitable Worlds Observatory (HWO), NASA's flagship telescope mission for the 2040s. These studies have looked at the type of data they need to collect, and what the types of worlds they would expect to find would

NASA's Juno measures thickness of Europa's ice shell

Data from NASA's Juno mission has provided new insights into the thickness and subsurface structure of the icy shell encasing Jupiter's moon Europa. Using the spacecraft's Microwave Radiometer (MWR), mission scientists determined that the shell averages about 18 miles (29

Massive star WOH G64 is still a red supergiant—for now

An international team of astronomers led by a researcher at Keele University has solved a long-standing cosmic mystery surrounding one of the most extreme stars ever observed. The star, known as WOH G64, is located in the Large Magellanic Cloud—a satellite galaxy of the Milky