The Southern Cross, or Crux, is one of the best known constellations in the southern hemisphere, and is easily recognizable for the cross-shaped asterism formed by its four brightest stars. Along with air pollution, light pollution is a big problem for taking wide-field photographs of the night sky. ", The five stars in the Southern Cross are between 10 and 20 million years old "A lot of the law and the customs are recorded in the stars and the Southern Cross is very important for that.". Count them for the Globe at Night science project. With the two pointers (which belong to the constellation of Centaurus) it can be used as a navigational tool to find the South Pole. Crux, (Latin: Cross) constellation lying in the southern sky at about 12 hours 30 minutes right ascension and 60° south declination and visible only from south of about latitude 30° N (i.e., the latitude of North Africa and Florida). "The very top star ... is red. The two arms of Crux cross at nearly right angles, and Crux is smaller and closer to two prominent stars Hadar and Rigil Kent in Centaurus. Use our guided tour to find out, How to take great photos of the night sky, French tennis player apologises for 'tactless' tweet as a player tests positive, How the Australian Open COVID plan compares to other international tournaments, Museum of London acquires Trump baby blimp for protests collection, Woman allegedly thrown from high-rise balcony 'still conscious' after fall, committal hearing told, Victoria says 'rogue operators' are gone from recycling industry as state unveils 'gamechanger' plan, Victoria Police says unpaid COVID-19 fines will be pursued, despite earlier reports, The Donald Trump allies who played key roles in the rally that ignited the Capitol riot, NFL's Chiefs face long wait on Super Bowl MVP Mahomes' concussion tests. In the Southern Hemisphere, start by finding the Southern Cross constellation, a collection of 4 bright stars that make a distinctive cross marking the South Pole. The Australian flag featuring the Union Jack, the Commonwealth star and the five stars of the Southern Cross was first flown in 1901. The Southern Cross, image created by Nick Lomb using TheSky software. "Sometimes the two pointer stars represent fisherman pursuing the sting ray or it might represent two sharks chasing the sting ray.". As the name suggests, it's in the south. Then you need to find the constellation. It might depend on where you live. Sketch Nick Lomb. Quite the opposite, there is in fact an inky-black dark patch across that area of sky. This service may include material from Agence France-Presse (AFP), APTN, Reuters, AAP, CNN and the BBC World Service which is copyright and cannot be reproduced. "And that is the one we know now that proudly shows the Southern Cross. The Italian explorer Andrea Corsali, who worked for the powerful Giuliano de Medici of Florence, observed the Southern Cross during a Portuguese voyage to India. It's too soon to say, A beginner's guide to finding stars and planets, Where did the Moon landings happen? "For me, as for many Australians, it's the most famous, the most visible, most memorable and most personally relevant constellation.". The brighter they are, the lower their magnitude. The stars do represent the 13 Southern states of secession. "You can sort of see many more stars than we know in the Southern Cross but what you have is some stars that seem to be in a cross like the Southern Cross we know," says Dr Helman. While these stars are visible from most places, a fifth star — ε (Epsilon) Crucis may be harder to spot in light polluted areas. The Southern Cross appears on the national flags of New Zealand, Papua New Guinea, Samoa and Brazil as well as on the Australian flag. It's possible to see from latitudes like the far-southern contiguous U.S., but difficult. In areas of South Australia and Queensland the Southern Cross represents a sting ray. I actually started playing rugby because of the university team. The four main stars of the famous Southern Cross constellation are Acrux (Alpha Crucis), bottom; Becrux (Beta Crucis), left; Gacrux (Gamma Crucis), top; and Delta Crucis, right. The constellation Crux, also known as the Southern Cross. It is the 14th brightest star in the sky and is really a triple star. Crux (Latin for cross) is not visible north of +20° in the northern hemisphere but it is circumpolar south of 34° in the southern hemisphere which means that it never sets below the horizon there. It can be seen from the lower latitudes of the Northern Hemisphere when the Southern Cross is the highest in the sky. The UK closed its borders to South America due to the new Brazil variant. Professor Matthew Colless, the Director of the Research School of Astronomy and Astrophysics at the Australian National University, is a big fan of the Southern Cross. As discussed in the text it can indicate the time during other months as well. But most of the observations have come from people living in the Northern Hemisphere. The image shows the thousands of stars in the night sky, as well as the dark nebula at the foot of the cross known as the Coalsack or head of the Indigenous constellation The Emu, as well as the different colours in the main stars. Four make up the cross shape and there is one dimmer star between the two stars on the longest edge of the diamond. The Southern Cross itself is actually classed as an asterism, not a constellation, as the word ‘constellation’ applies to 88 specific areas of the whole night sky. But this type of image, which was taken this time last year near Mudgee in New South Wales, can only be shot in a dark sky area. How many stars in the Southern Cross can you see from your backyard or balcony? "It was lost for many years," explains Professor Colless, "until it was rediscovered by the Portuguese when they began to circumnavigate the globe.". [an error occurred while processing this directive]. Latitudes like Hawaii can see it. Stephen Stills sings lead throughout, with Graham Nash joining on the second verse. The five stars. As the Southern Cross spins around the sky once a day we can use it to find the time as long as we know the date. If you do live away from the city lights, here are some tips from Mr Ward about how to capture this type of image from your backyard: Get all the latest science stories from across the ABC. Exhibition co-curator Dr Susannah Helman says there are earlier depictions of the Southern Cross but Corsali was the first to draw and describe it as a separate constellation. Southern Cross Stars. It looks like a diamond lying on its side and is actually made up of five stars. "The Southern Cross became a symbol for the miners on the goldfield of their independence," says Michael Evans, the Manager of Visitor Experience at the Museum of Australian Democracy. How many stars in the Southern Cross can you see from your backyard or balcony? That’s because they seem to point towards the Southern Cross. (Jim Trail (digital composition) - ABC Local ), Listen to stories about the scientific, historic and cultural aspects of the Southern Cross. The Globe At Night program will also have more star-spotting weeks in May and June so you can compare your views. "I find it just a lovely constellation," he says, in his office at the Mt Stromlo observatory high above Canberra. From western Victoria there's a story about a man who was chased up a tree by a large emu and in punishment for his cowardice he was turned into a possum. The Australian flag featuring the Union Jack, the Commonwealth star and the five stars of the Southern Cross was first flown in 1901. 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