Messier 39
Messier 39 (M39) is a large open cluster located in the constellation Cygnus, the Swan. The cluster’s apparent size is 32 arc minutes, making it larger than the full Moon, which means that M39 is…
Messier 39 (M39) is a large open cluster located in the constellation Cygnus, the Swan. The cluster’s apparent size is 32 arc minutes, making it larger than the full Moon, which means that M39 is…
As one of the brightest objects in the sky, Venus has been a major fixture in human culture for as long as records have existed. It has been made sacred to gods of many cultures, and…
April 8th, 2021 marks 5 years since SpaceX first landed their rockets, and to mark this event, we wanted to look back at how far the space industry has come. This won’t be a full…
Messier 38 (M38), also known as the Starfish Cluster, is an open star cluster located in the northern constellation Auriga. The best way to observe Messier 38 is in small or medium-sized telescopes at low…
Venus is the second planet from the Sun and our closest planetary neighbor. Similar in structure and size to Earth, Venus spins slowly in the opposite direction from most planets. Its thick atmosphere traps heat…
As there are differing number of conjunctions between planets and a moon and two planets, we are splitting these types into 2 separate articles to make it easier to review. To learn more about what…
Messier 37 is an open cluster in the constellation Auriga Messier 37 is the brightest, richest and largest of the three open clusters in this constellation that were catalogued by Messier. Interestingly, Messier 37 lies in…
Mercury is the least explored inner planet, and has had only 3 probes explore thee planet. Interest in Mercury in regards to sending spacecraft has always been low, but the unexpected results from Mariner 10…
Messier 36, also known as the Pinwheel Cluster, is an open cluster located in the northern constellation Auriga, the Charioteer. Messier 36 is one of the most distant open clusters catalogued by Messier and about…
A gamma-ray burst, often abbreviated as GRB, is extremely energetic explosion that is observed in distant galaxies and are the brightest electromagnetic events in the universe. The length of a GRB can vary, with some…