Thanks to our deep connection to space, astronomers peer into the deep horizon on a daily basis in search of new and strange objects or events. This time the astronomers captured four mysterious circular objectsof which three are particularly brilliant.
Like rings suspended in the cosmos, circular objects glow at the ends like rings of fire. Circular figures are well known in the astronomical world.
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Generally, these tend to be remnants of supernovae or planetary nebulae. Likewise, they can arise from artifacts around bright sources due to calibration errors in the universe. However, the newly discovered circular objects do not appear to belong to any of these events known to science.
Clues about circular objects in space
The circles were first detected through data collected on the Evolutionary Map of the Universe in late 2019. With the help of the Pathfinder (an array of supersensitive radio telescopes scattered around the world) a strange and faint first circle was observed. Then another appeared, joined by another. Soon after another circle appeared and astronomers began to investigate this strange coincidence.
One of the characteristics of these circles is that they are completely invisible at X-ray, optical or infrared lengths. Luckily, they are visible within the radio wavelength. This is how circular objects in space could be captured, through radio signals.
Part of the scientific team believes that the circles are the result of something possibly outside the Milky Way, something like a giant spherical shock wave from some massive event. It is possible that circles are a new category of phenomenon. Some think of radio galaxy jets or a blazar, but nothing is defined.
This is certainly an intriguing case for astronomers. There are many possibilities to explain this phenomenon, but none are certain enough. Scientists believe that a little more time is needed to find the true origin of circular objects in space.. However, it will take a really advanced radio telescope to find out.
Keep reading: Astronomical calendar for July: the events of the universe for the second half of the year
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