The United States launched a second round of airstrikes on Iran on Thursday morning after President Donald Trump warned that Tehran would "pay the price" for stalled negotiations, and Iran responded with strikes targeting Bahrain, Kuwait and Jordan. (Pics/AFP)

Look to the sky and witness this remarkable celestial event as brilliant planets Jupiter and Venus have come together in a striking conjunction, and will be visible for the next five days. Here's all you need to know about the astronomical event