October 11, 2014 NASA has released a photo of the sun from October 8, where its active regions combined to make it look like a Halloween pumpkin or a jack-o’-lantern. That is a pleasant bonus for stargazers who enjoyed a spectacular “Blood Moon” on the same day. To achieve the stunning jack-o’-lantern effect they have made a blend of two separate wavelengths - 171 and 193 angstrom light, which ar…