OTD…April 25 and the Hubble deploy

#OTD in 1997…Discovery launched to deploy and later retrieve the CRISTA-SPAS atmospheric research satellite

The first crew to inhabit Skylab — Conrad, Weitz and Kerwin — launched today in 1973 for a 28-day mission that successfully made critical repairs, brought the station into operation and conducted solar astronomy, Earth resources and medical experiments.

The second report in our series marking the 25th anniversary of the Hubble Space Telescope’s launch looks at the observatory’s flawed mirror and the Herculean effort to fix it.