...prone to alteration when they interact with high-speed solar wind streams or coronal mass ejections emanating from the Sun... measuring," said Reeves. As the declining phase of the solar cycle approaches, researchers have learned that this is often when...
...impacts? Is it from internal processes on the Moon itself, such as ancient volcanism? Or could it be an ongoing process of the solar wind reacting with lunar materials to create OH or H2O?" Understanding what processes are occurring on the Moon could...
...streams of gas trailing behind comets as they whizz through the Solar System, scientists noticed that O2 was present – something that ... the comets surface, and were then accelerated by the solar wind to crash back onto the comet at high speeds like...
...hold in the ~4.5 billion years since the birth of the Solar System? Not necessarily so, say two scientists working on two ...upper atmosphere and blown to Mars and Venus via powerful solar winds, through microbes hitching a ride on space crafts, or...
... auroras and they are caused by the interaction of the solar wind (charged particles flowing from the Sun) with a planet’s... like auroras. They are also generated by the interaction of solar radiation with molecules in the upper atmosphere – not with a...
... the European Space Agency (ESA). The initial mission, which was dedicated to the study of interactions between solar winds and terrestrial magnetosphere, was soon followed by two additional Cluster II satellites on 9 August. Three years later...