Subgiant in the spotlight: characterising a new benchmark star
Today’s authors take a multi-faceted approach to characterising a benchmark subgiant star using asteroseismology, interferometry, and spectroscopy.
A Lunar Time Machine: Secrets to our Sun’s Active Past
Could the surface of Earth’s only natural satellite hold the key to understanding early activity of our own star? Today’s paper investigates the Moon’s composition to find out more.
Can a planet change the measured age of its parent star?
If you know a star’s rotation, you can find its age. Today’s authors look at stars for which this isn’t the case.
A Planetary Death Census
Planets are occasionally found swallowed by their dying host stars. Where and how often does this happen?
Visions of the future: A planetary fragment orbiting a long dead star offers a glimpse of the Solar System’s fate
Astronomers discover a planetary fragment that survived the destruction of its host star – offering insights into the future of planetary systems like our own.
A Strange Type of Matter May Lie at the Heart of Neutron Stars
A mysterious type of matter, quark-gluon plasma, may lie at the heart of neutron stars.