Dwarf Galaxies without Dark Matter
Today’s paper looks at observations of 19 low mass galaxies which appear to contain no dark matter, potentially challenging our overall understanding of galaxy formation.
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 Historical Nova and the First Radioactive Molecule in Space
An explosive stellar merger reveals the first radioactive molecule discovered in space.
Moonetesimals likely form relatively quickly
The absence of dusty circumplanetary disks around young giant planets suggests moonetesimals grow relatively quickly.
Are AGN Quiescent Adolescents?
Is the evolution of galaxies and their AGN driven by past mergers?
Adventure to an Asteroid: JAXA’s Hayabusa2 visits Ryugu
Earlier this year, JAXA landed a spacecraft on an asteroid — one that can hopefully tell us about the solar system’s past, and how life on Earth came to be.