The study analyzed the circumstellar disks of a pair of stars, learning about how planets are formed from some unexpected ...
The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...
Rivers began pumping weathered material into the sea about a billion years after Earth formed, suggesting continents may have gotten an early start.
Japanese scientists detected all five nucleobases — building blocks of DNA and RNA — in samples returned from asteroid Bennu ...
The gigantic coronal hole is blasting high-speed solar wind toward Earth, potentially igniting vibrant auroras and minor ...
A very long solar filament that had been snaking around the Sun erupted with a flourish. The bright light of a solar flare on ...
Daily values can also be averaged over a longer period to form a multi-day average. Single-day or weekly values of the SOI are not so useful for information on the current state of the climate, as ...