Nature Astronomy, Published online: 22 July 2024; doi:10.1038/s41550-024-02317-5 Most data for extrasolar rocky planets comes from observations of objects significantly larger than the Earth. The newly discovered SPECULOOS-3 b is a good target for efforts to characterize exoplanets closer in

Nature Astronomy, Published online: 22 July 2024; doi:10.1038/s41550-024-02327-3 The contribution of accreted stars to a galaxy’s total stellar mass is hard to determine directly from observations. Here constraints are placed on the ex situ stellar mass for ~10,000 galaxies using

Nature Astronomy, Published online: 22 July 2024; doi:10.1038/s41550-024-02320-w An IAU meeting on extraterrestrial life tackled some ageless questions from a variety of unusual perspectives, including the media and science fiction, and was refreshingly explicit about degrees of uncertainty in the

Nature Astronomy, Published online: 19 July 2024; doi:10.1038/s41550-024-02323-7 An analysis of the gravitational waves emitted from the neutron star binary merger GW170817 provides constraints on the out-of-equilibrium (viscous) properties of neutron star matter. ————— Free Secure Email – Transcom Sigma

Nature Astronomy, Published online: 17 July 2024; doi:10.1038/s41550-024-02326-4 According to a life-cycle analysis, the main environmental impacts of building and operating an astronomical telescope are greenhouse gas emissions and the use of mineral resources. Impacts can be reduced by using

Nature Astronomy, Published online: 17 July 2024; doi:10.1038/s41550-024-02329-1 Enter the vodka-planet ————— Free Secure Email – Transcom Sigma Transcom Hosting Transcom Premium Domains