NASA Administrator Remembers Apollo Astronaut Thomas K. Mattingly II - NASA The following is a statement from NASA Administrator Bill Nelson on the passing of former NASA astronaut Rear Adm. (ret.) Thomas K. (TK) Mattingly II.

NASA Administrator Remembers Apollo Astronaut Thomas K. Mattingly

No Signs Yet of Gallium or Germanium Shortage Despite Chinese export controls, chipmakers and others who use the two key metals haven’t faced much difficulty

We need gallium for lighting, power electronics, and lasers. We need germanium for optical fibers and advanced chips.

Hubble Views a Vibrant Virgo Cluster Galaxy - NASA It’s easy to get swept up in the swirling starry arms of this intermediate spiral galaxy, NGC 4654, in the constellation Virgo. The galaxy has a bright center

Hubble Views a Vibrant Virgo Cluster Galaxy

Expedition 70 astronauts pose for a portrait inside their crew quarters - NASA

Expedition 70 astronauts pose for a portrait inside their crew quarters via NASA