Do clouds of in-falling gas lead to greater than expected inhomogeneity in the interstellar composition of our galaxy?
Read article: Composition of gases in the Milky Way appears surprisingly patchy
The Sun’s magnetic fields make its corona much hotter than the surface of the star. But how and why is still a mystery, as Philip G Judge explains
Read article: The enduring mystery of the solar corona
Understanding why the corona is so hot could help us predict space weather
Read article: The Sun’s enigmatic crown
Observation could explain a puzzling type of supernova
Read article: Invading black hole or neutron star caused star to explode, say astronomers
Careful numerical modelling explains origin of polarized light emitted by sodium atoms in the solar atmosphere
Read article: Solar polarization paradox resolved at last
But what caused that dark spot to form in the first place?
Read article: New evidence supports dark-spot theory for Betelgeuse’s ‘Great Dimming’
Passive radar system offers energy and cost savings over existing methods
Read article: Solar radio waves could help monitor glacier thickness
Heavy elements found in an ancient star lying on the fringes of the Milky Way were likely produced by a magneto-rotational hypernova explosion
Read article: Ancient star likely created from a colossal hypernova explosion
Observation suggest that the Crab Nebula was created by a similar explosion
Read article: Electron capture supernova spotted four decades after first predicted
System could improve forecasts of disruptive space weather
Read article: Artificial intelligence can spot holes in the Sun’s corona
