... late summer of 1972. Solar observers, who had diligently counted, drawn and analysed the sunspots of solar cycle 20, noted a precipitous drop in their number. Solar minimum was approaching but for several months a small region...
... bundle of resources, such as water-ice and rare-earth elements. It is a complex planetary environment with an exosphere, a water cycle and a slow but constant geological process of dust interaction with cosmic rays and micrometeorites. As the Apollo...
.... These are called Coronal Mass Ejections (CME), the frequency of which depends on the phase of the solar cycle (less than one per day during the quiet phase and more than three per day...
... in history, Denmark is sending its own astronaut into space. And keeping in line with Denmark’s famous love of cycling, he will be testing new Danish bike equipment on the International Space Station. Andreas Mogensen is due to lift off...
...a whole. Therefore, it is not well understood how these potential microgravity effects permeate through an entire mammalian life cycle, or change over time through multiple generations. For this reason, the Rodent Research-1 experiment recently flown...
... there are about 40) makes practical sense The annual cycle of the star Sirius was of particular importance in ... of the duration of the solar year. Following the correction in the cycle of 128 years of the solar tropical year, there were 31 leap years...