Sky This Week is brought to you in part by Celestron. Friday, July 18Mars remains close to Sigma (σ) Leonis, Leo the Lion's back foot, in the evening sky for several days. Shining at magnitude 1.5, ...

The Axiom-4 crew, including Shukla, spent almost 20 days in space, with approximately 19 days aboard the ISS. Their stay ...

The two-headed form, known as dicephaly, is caused by incomplete embryo separation. Although rare, this condition ...