Abstract: Aiming at the high-priority target screening and fast response requirements of SAR satellite imaging, an on-orbit mission planning method of SAR satellite based on temporal constraint repair ...

The tricuspid valve has historically received less attention compared to the valves on the left side of the heart. Tricuspid valve disease, however, is more common than previously thought, and if left ...

Starshades are large, deployable structures that can help in the search for life on planets outside our Solar System. The technologies demonstrated by ISAM are laying the groundwork for in-space ...

Based on the results from the MATTERHORN (A Multicenter, Randomized, Controlled Study to Assess Mitral Valve Reconstruction for Advanced Insufficiency of Functional or Ischemic Origin), transcatheter ...

Newly arrived and soon-to-depart members of Expedition 73 prepared for what is to come next during this, their final week all together aboard the International Space Station. All eight of the ...