NASA’s extensive fleet of spacecraft allows scientists to study the Sun extremely close-up – one of the agency’s spacecraft is even on its way to fly through the Sun’s outer atmosphere. But sometimes taking a step back can provide new insight.
Astronomers are winding back the clock on the expanding remains of a nearby, exploded star. By using NASA's Hubble Space Telescope, they retraced the...
Indonesia's Mount Semeru has erupted, pouring ash and smoke an estimated 5.6km (3.4 miles) into the sky above Java, the country's most densely populated...