I have a new post on the Guardian online Across the Universe blog:

The Perseids, the year's most spectacular meteor shower for viewers in the northern hemisphere, have arrived.

One of the year's best astronomical events will light up the sky for the next five nights. Best of all, it's really easy to observe. You don't need telescopes or cameras, just a deckchair, blankets and a hot thermos to keep you company.

Read the whole piece here.