Tehran’s ballistic missile tests alert Israel and its regional neighbors to the need for effective air defense.

NASA and space advocacy groups seek continuity in space policy from presidential candidates to keep plans on track and international partners on board.

An ISRO research center in western India is developing a rover and three major payloads for its Chandrayaan-2 quest to confirm the presence of lunar water.

NASA is daily adding to knowledge about Saturn and its moons. On April 4, the Cassini mission spacecraft was scheduled to flyby Titan. The cameras typically look in different directions, but during this flyby the Ultraviolet Imaging Spectrograph and the Ion and Neutral Mass Spectrometer will see the moon's atmosphere at the same latitude. The dual approach should supply solid data about the moon's atmospheric density.

The 32nd Space Symposium is happening April 11 – 14th in Colorado Springs, and Aerospace Daily & Defense Report was on hand to bring you the latest developments from the show.

Aviation Week’s revelation that China had tested an anti-satellite weapon, destroying one of its own aging weather satellites orbiting 537 mi. above Earth, created quite a sensation in 2007.

Here are the main-stage and upper-stage engines being developed by Aerojet Rocketdyne, Blue Origin, Orbital ATK, SpaceX and XCOR Aerospace.

Work, Dunford discuss improved intelligence analysis; Senate to ask TSA administrator about airport security; elements of NASA’s SLS face delays and cost growth.