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News/Events

Our more recent newsworthy research results, group members news and awards, and all current events related to the Center — you'll find it here.

GWAC research in the news.

Stellar feedback and an airborne observatory; a team led by a WVU researcher determined a nebula to be much younger than previously believed

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In the southern sky, situated about 4,300 light years from Earth, lies RCW 120, an enormous glowing cloud of gas and dust. This cloud, known as an emission nebula, is formed of ionized gases and emits light at various wavelengths. An international team led by West Virginia University researchers studied RCW 120 to analyze the effects of stellar feedback, the process by which stars inject energy back into their environment. Their observations showed that stellar winds cause the region to expand rapidly, which enabled them to constrain the age of the region. These findings indicate that RCW 120 must be less than 150,000 years old, which is very young for such a nebula.

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Peering into a baby magnetar with Chandra eyes

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The baby magnetar, named Swift J1818.0-1607 (or J1818 for short), lies in our galaxy and was discovered in March of 2020 by NASA’s Neil Gehrels Swift Observatory. In the middle of the pandemic, when the whole world was under lockdown, the magnetar decided to make an appearance by suddenly lighting up in X-rays and soft gamma rays. The Swift detection caught astronomers’ attention because the source launched a series of intense, millisecond duration high-energy bursts in our direction, announcing the discovery of this new kid on the block. Scientists have identified only 31 magnetars, while there are over 3,000 known neutron stars.

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