Blazars, Bootids and a Blackout Moon

This week we explore one of the darkest, and most dynamic, weeks of the season for stargazing. With a New Moon on June 25th, we get a prime window to explore the deep sky, from the glowing heart of the Milky Way to the subtle shimmer of noctilucent clouds and the unpredictable June Bootids meteor shower.

There’s also a stunning series of planetary pairings, including Venus and the Moon at dawn, and a twilight dance featuring Mercury, Mars, and Regulus. Plus, we preview a lunar occultation of Mars and offer tips for timing the event in your local sky.

Later we venture far beyond the Solar System to investigate blazars: relativistic jets from feeding black holes in distant galaxies. We break down how these dynamic cosmic particle accelerators are helping scientists unlock secrets of the universe, one ghost particle at a time.

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