The European Space Agency’s LISA Pathfinder mission paves the way for a future space-based gravitational-wave detector.
Here is what you can expect to see in the night sky this upcoming week.
Supernovae are popping up everywhere! Two stars flamed out millions of years ago and at least one is an easy catch right now in amateur telescopes.
Sky & Telescope’s astronomy podcast takes you on a guided tour of the night sky. After the Sun sinks from view, enjoy watching Mars and Saturn near Scorpius in the southeast and Jupiter near Leo well up in the southwest.