At the end of Part Two our Galactic explorers had produced the first true maps of our Galaxy, showing its shape and extent, by using radio telescopes to map the distribution of atomic hydrogen, so revealing the spiral arm structure. In the concluding portion of this article we turn to Read more…
See you later February, you’ve been a wonderful month, but now it is time to welcome March. Something we delight in here at Armagh Planetarium is how the months got their names. March is a particularly nerdy one. March got its name after the Roman god of war, Mars. Not Read more…
In August the Summer Triangle continues to dominate the seasonal sky. This classic asterism is defined by three bright stars of the constellations Cygnus, Aquila and Lyra, these are the distant but dazzling Deneb (Alpha Cygni), Altair (Alpha Aquila) and Vega (Alpha Lyrae). Running through the Triangle is the pale Read more…
There has been a lot of excitement over reports that NASA is developing a faster than light starship propelled by a warp drive capable of making journeys to nearby stars in mere weeks. There are even very pretty artist’s impressions of the hypothetical craft. Is a wonderful space operatic future Read more…
Our galaxy, the Milky Way, is vaster than we puny humans can imagine.A huge (100 000 light years across) spiral of stars and nebulae embedded in the tenuous interstellar medium , the Milky Way is a about a thousand light years thick apart from where it swells into the great Read more…
This year will see both the end of space flights by NASA’s Shuttle fleet and the thirtieth anniversary of the first orbital mission by this historic spacecraft. Our coverage of these milestones begins with an overview of the project’s chequered history. In the glory days of the Space Race, Read more…