Sky Notes: 2024 April & May.

The article titled "Sky Notes: 2024 April & May" provides information for amateur astronomers in the UK about observing opportunities during the spring months. While the planetary scene is not very exciting during this time, there are still chances to observe the deep sky, including the local supercluster of galaxies in Ursa Major, Canes Venatici, and Coma Berenices. The article also highlights the Coma-Virgo Cluster, which is rich in galaxies and can be explored by sweeping southeast from Denebola towards epsilon Virginis. The article also mentions upcoming astronomical events like a total solar eclipse and meteor showers. Another text provides information about the galaxy Messier 87, which contains a supermassive black hole at its center. The galaxy is spherical and consists of older stars, with a diameter of 130,000 light-years and an estimated mass of 2.7 billion solar masses. The text also mentions other galaxies and celestial objects in the same area of the sky that can be observed by amateur astronomers. [Extracted from the article]