Ancient Milky Way stars challenge the age of the universe and the Hubble tension

The oldest stars in the Milky Way are forcing a fresh look at one of cosmology’s biggest arguments. If some of them are about ...

Lower-cost space missions like NASA’s ESCAPADE are starting to deliver exciting science – but at a price in risk and trade‑offs

After a yearslong series of setbacks, NASA’s Escape and Plasma Acceleration and Dynamics Explorers, or ESCAPADE, mission has ...
SpaceNews

Air Force lab awards BlackSky contract worth up to $99 million for large optical satellite ...

The Air Force Research Laboratory has awarded BlackSky a contract worth up to $99 million to develop a large optical imaging payload intended for future space-based intelligence systems. The contract, ...

Taiwan Ramps Up Space-Defense Drive Amid Beijing Threats

Taiwan Ramps Up Space-Defense Drive Amid Beijing Threats. To develop surveillance and defense systems that could be deployed in the Taiwan Strait, the Taiwanese government is working with dozens of in ...