NASA’s great observatories

Spitzer Captures Protostars

My Yahoo front page news listed a number of space-related items today; so, my attention quickly turned from my den window view to the more interesting heavens above and well beyond Earth.

One item focused on images captured by the latest Great Observatory in NASA’s fleet of such vehicles, the Spitzer Space Telescope.

There are three active vehicles in NASA’s fleet of four Great Observatories as follows: