A once-in-a-lifetime opportunity to view a nova outburst that only occurs roughly every 80 years could soon be approaching, as per NASA. “A star system, located 3,000 light-years away from Earth ...

For the first time in 80 years, a star system 3,000 light years away will be visible to the naked eye thanks to a ...

They analyzed Swift data covering 1.95 days after the 2010 eruption and continuing until 13.9 days before the maximum of the outburst to investigate the evolution of its X-ray light curves and ...