2024 YR4 shows a 4% chance of hitting the Moon on December 22, 2032, with no risk to Earth. James Webb Space Telescope data ...

Commentary on A.J. Burgasser et al., "Observation of undepleted phosphine in the atmosphere of a low-temperature brown dwarf.

Technosignatures SAG is a group of volunteer experts who have been chartered by NASA to produce a report to NASA’s Exoplanet ...

How do planets start? Host Simon Steel (SETI Institute) speaks with Melissa McClure (Leiden University), lead author of a new study that caught the earliest spark of planet formation. Using JWST and ...