The Discovery Of A Lake On Mars Is A Big Deal

For the first time, scientists say they have detected water in an underground lake on Mars. It's a huge discovery and raises the possibility of finding life on the planet. You'll also be able to get an extra-close view of Mars and other planets in the night sky over the next few days.

Here & Now's Jeremy Hobson speaks with Kelly Beatty (@NightSkyGuy), senior editor at Sky & Telescope magazine.