Happy holidays

Fermi and the Limb from APOD.

GAIA

Successful liftoff. Should deliver a beautiful 3D map of the Galaxy over the next few years.

Mandela

Amandla.

Lately

Bjork.

CTA Spain

In Spanish only.

Lou

Fermi and the Galactic Center

Excellent article by Clara Moskowitz on a possible change of observing strategy by Fermi.