Astronomers are used to dramatic endings. When a massive star dies, it usually explodes ...
NASA Solar Dynamics Observatory captured a M7.9-class solar flare. See footage of the blast in multiple wavelengths. Credit: Space.com | footage courtesy: NASA/SDO/helioviewer.org | edited by Steve Sp ...
The sunspot region designated AR 14098 rotated over the Sun’s eastern limb in late January carrying magnetic complexity ...
The New START agreement between the USA and Russia is dead, and there are concerns this will lead to a nuclear-testing ...