
A photographer’s composite image tracks the partial eclipse over NASA Langley.

Armstrong videographer Mike Agnew operates a spectrograph instrument on the 20th to prepare for eclipse day, the 21st.

Thomas Zurbuchen, Associate Administrator for NASA’s Science Mission Directorate, left, and Robert Lightfoot, acting NASA Administrator waiting for the total…

Robert Lightfoot, acting NASA administrator and Thomas Zurbuchen NASA AA for the science mission directorate view a partial solar eclipse…

NASA’s Lesa Roe, Acting Deputy Administrator, waiting for partial eclipse to occur.

Robert Lightfoot, acting NASA Administrator and Thomas Zurbuchen, Associate Administrator for NASA’s Science Mission Directorate view a partial solar eclipse…

NASA’s Thomas Zurbuchen, AA for science mission directorate explains to Lesa Roe, acting deputy administrator, how the spectrograph showing different…

NASA’s Thomas Zurbuchen, AA for science mission directorate explains to Lesa Roe, acting deputy administrator, how the spectrograph showing different…

NASA’s Thomas Zurbuchen, AA for science mission directorate explains to Lesa Roe, acting deputy administrator, how the spectrograph showing different…

A total solar eclipse is seen on Monday, August 21, 2017 above Madras, Oregon. A total solar eclipse swept across…