RMJ1EKBF–NASA Science Mission Directorate Associate Administrator Thomas Zurbuchen discusses new findings on the moons of Jupiter and Saturn by NASAs Cassini mission researchers and the Hubble Space Telescope at the NASA Headquarters April 13, 2017 in Washington, DC. (photo by Joel Kowsky /NASA via Planetpix)
RM2EH332M–Pasadena, California. 18th Feb 2021. Associate Administrator of NASA's Science Mission Directorate, Thomas Zurbuchen, tears apart the contingency plan during a NASA Perseverance rover mission post-landing update, on Thursday, February 18, 2021, at NASA's Jet Propulsion Laboratory in Pasadena, California. A key objective for Perseverance's mission on Mars is astrobiology, including the search for signs of ancient microbial life. Credit: UPI/Alamy Live News
RMRAAGCY–Associate Administrator for NASAs Science Mission Directorate Thomas Zurbuchen during the press conference prior to the expected flyby of Ultima Thule by the New Horizon spacecraft at Johns Hopkins University Applied Physics Laboratory December 31, 2018 in Laurel, Maryland. The flyby by the space probe occurred 6.5bn km (4bn miles) away, making it the most distant ever exploration of an object in our Solar System.
RMKRMEFT–John Grunsfeld, associate administrator for NASA's Science Mission Directorate, and his wife Carol attend the world Premiere of the IMAX film 'A Beautiful Planet' at AMC Lowes Lincoln Square theater on Saturday, April 16, 2016 in New York City. The film features footage of Earth captured by astronauts aboard the International Space Station. Photo Credit: (NASA/Joel Kowsky) 'A Beautiful Planet' World Premiere (NHQ201604160006)
RMJ330KM–Associate administrator of NASA's Science Mission Directorate Thomas Zurbuchen speaks at briefing discussed findings by researchers with NASA's Cassini mission and Hubble Space Telescope which provide new details about the icy, ocean-bearing moons of Jupiter and Saturn, Thursday, April 13, 2017 at NASA Headquarters in Washington, DC.
RM2E61BME–NASA Associate Administrator John Grunsfeld (L) is shown inside the Spaceflight Operations Facility for NASA's Mars Science Laboratory Curiosity rover prior to landing, at Jet Propulsion Laboratory (JPL) in Pasadena, California August 5, 2012. The rover landed on the Martian surface shortly after 10:30 p.m. Pacific time on Sunday (1:30 a.m. EDT Monday/0530 GMT) to begin a two-year mission seeking evidence the Red Planet once hosted ingredients for life, NASA said. REUTERS/Brian van der Brug/Pool (UNITED STATES - Tags: SCIENCE TECHNOLOGY)
RF2J15K59–Dave Wilcox, chief of the Small Satellite Project Office at NASA's Wallops Flight Facility, center, speaks about cubesats with NASA Administrator Bill Nelson, Bob Cabana, NASA associate administrator, Dave Pierce, director of NASA's Wallops Flight Facility, NASA Deputy Administrator Pam Melroy, and Thomas Zurbuchen, associate administrator for NASA's Science Mission Directorate during tour of the Small Satellites, Balloon Research and Development Lab, Tuesday, Aug. 10, 2021, at NASA’s Wallops Flight Facility in Virginia. Photo Credit: (NASA/Joel Kowsky)
RM2D2TH3R–NASA's associate administrator for space operations William Gerstenmaier (L) laughes with space shuttle Atlantis commander Charles Hobaugh (C) and mission specialist Robert Satcher after landing at the Kennedy Space Center in Cape Canaveral, Florida November 27, 2009. REUTERS/Scott Audette (UNITED STATES SCI TECH TRANSPORT)
RMJ330CD–NASA Public Affairs Officer Felicia Chou, right, moderates a TRAPPIST-1 planets briefing with presenters, from left, Astronomer at the Space Telescope Science Institute in Baltimore Nikole Lewis, Professor of planetary science and physics at Massachusetts Institute of Technology, Cambridge, Sara Seager, Manager of NASA's Spitzer Science Center at Caltech/IPAC, Pasadena, California Sean Carey, University of Liege in Belgium Astronomer Michael Gillon, and NASA Associate Administrator of the Science Mission Directorate Thomas Zurbuchen, Wednesday, Feb. 22, 2017 at NASA Headquarters in Washington.
RM2D0JM95–NASA Principal Investigator for New Horizons mission Alan Stern (C) is joined by Associate Administrator John Grunsfeld (L) and Mission Operations Manager Alice Bowman for a news conference as the spacecraft New Horizons approaches a flyby of Pluto, at NASA's Johns Hopkins Applied Physics Laboratory in Laurel, Maryland, July 14, 2015. More than nine years after its launch, a U.S. spacecraft sailed past Pluto on Tuesday, capping a 3 billion mile (4.88 billion km) journey to the solar system’s farthest reaches, NASA said. The craft flew by the distant 'dwarf' planet at 7:49 a.m. after reaching a
RMW0E4GX–Alan Stern (L), associate administrator of NASA's Science Mission Directorate, Michael Freilich, speaks at a media briefing to discuss the agency's Earth Science Program and to preview activities planned for 2008, including the launch of two new Earth-observing missions and a weather satellite in Washington on January 24, 2008. (UPI Photo/Kevin Dietsch)
RM2H7K172–NASA Associate Administrator for the Science Mission Directorate Thomas Zurbuchen, right, and other NASA leadership listen as Julianna Scheiman, director for civil satellite missions, SpaceX, center, gives a tour of the hanger where the Falcon 9 rocket and DART spacecraft are being readied for launch, Monday, Nov. 22, 2021, at Vandenberg Space Force Base in California. DART is the world's first full-scale planetary defense test, demonstrating one method of asteroid deflection technology. The mission was built and is managed by the Johns Hopkins APL for NASA's Planetary Defense Coordination Off
RM2KG3XDY–NASA's SpaceX Crew-5 Post-Launch News Conference. Kathy Lueders, associate administrator for NASA’s Human Exploration and Operations Mission Directorate, participates in a postlaunch news conference for NASA’s SpaceX Crew-5 mission inside the News Auditorium at the agency’s Kennedy Space Center in Florida on Oct. 5, 2022. SpaceX’s Dragon Endurance is carrying NASA astronauts Nicole Mann, commander; Josh Cassada, pilot; and Mission Specialists Koichi Wakata, of JAXA (Japan Aerospace Exploration Agency), and Roscosmos cosmonaut Anna Kikina to the International Space Station for a science expedit