This week, we're hunting for Mars, the red planet, and taking a look at why it's got scientists so excited.

You can listen to this episode any night this week, and Mars will be visible for most of the summer. Perseverance, NASA's latest rover, should be landing on February 18th - tune in to the live stream at nasa.gov.

Make sure you've got this episode downloaded and ready to go, and remember to take insect repellent and a jumper if it's cold. We'll see you outside!