Two separate but related developments may affect the air operations of many nations. China is scaling up development of indigenous surface-to-air missiles, with an eye toward bolstering its air-defense capabilities and becoming an important, low-cost supplier to the market. Russia, Belarus and China are developing a new generation of VHF-band radars that track stealth aircraft.
An analysis of Airbus' and Boeing's delivery data from Aviation Week Intelligence Network's Fleet database reveals that both Airbus and Boeing tend to deliver a majority of their aircraft during the second half of each month....More
"These finding have implications for planetary protection policies for future landed spacecraft," according to the Nature Geoscience report. "Cl-bearing brines are very corrosive and this may have implications on spacecraft design and surface operations."...More