NASA Image of the Day: Expedition 53 Crew Waves Farewell

Expedition 53 flight engineer Mark Vande Hei of NASA, top, flight engineer Joe Acaba of NASA, and Soyuz Commander Alexander Misurkin of Roscosmos, bottom, wave farewell before boarding their Soyuz MS-06 spacecraft for launch, Tuesday, Sept. 12. Launch is scheduled at 5:17 p.m. EDT.

September 12, 2017 from NASA http://ift.tt/2xizkTr

NASA Image of the Day: So Far from Home

With this view, Cassini captured one of its last looks at Saturn and its main rings from a distance.

September 11, 2017 from NASA http://ift.tt/2eQeBMc

NASA Image of the Day: Geocolor Image of Hurricane Irma

The NOAA-NASA satellite GOES-16 captured this geocolor image of Hurricane Irma passing the eastern end of Cuba at about 8:00 a.m. EDT, Sept. 8, 2017. Created by NOAA’s partners at the Cooperative Institute for Research in the Atmosphere, the experimental imagery enhancement displays geostationary satellite data in different ways for day or night.

September 08, 2017 from NASA http://ift.tt/2wf8UxT

NASA Image of the Day: Staggering Structure

This view from NASA’s Cassini spacecraft shows a wave structure in Saturn’s rings known as the Janus 2:1 spiral density wave.

September 07, 2017 from NASA http://ift.tt/2gKui8n

NASA Image of the Day: Prospecting from Orbit

The combination of morphological and topographic information from stereo images from NASA’s Mars Reconnaissance Orbiter.

September 05, 2017 from NASA http://ift.tt/2xOVHxu

NASA Image of the Day: Expedition 53 Qualification Exams

Expedition 53 crew members: Joe Acaba of NASA, left, Alexander Misurkin of Roscosmos, center, and Mark Vande Hei of NASA answer questions from the press outside the Soyuz simulator ahead of their Soyuz qualification exams, Thursday, Aug. 31, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia.

September 06, 2017 from NASA http://ift.tt/2wHF3zZ

NASA Image of the Day: Voyager 1 Launches Aboard Titan III/Centaur

The Voyager 1 aboard the Titan III/Centaur lifted off on September 5, 1977, joining its sister spacecraft, the Voyager 2, on a mission to the outer planets.

September 05, 2017 from NASA http://ift.tt/2gJoEad

NASA Image of the Day: Hubble’s Megamaser Galaxy

MCG+01-38-005 (below) is a special kind of megamaser; the galaxy’s active galactic nucleus pumps out huge amounts of energy, stimulating clouds of surrounding water.

September 01, 2017 from NASA http://ift.tt/2epVgS0

NASA Image of the Day: NASA Concludes Summer of Testing with Fifth Flight Controller Hot Fire

NASA engineers closed a summer of successful hot fire testing Aug. 30 for flight controllers on RS-25 engines that will help power the new Space Launch System (SLS) rocket being built to carry astronauts to deep-space destinations, including Mars.

August 31, 2017 from NASA http://ift.tt/2xyYAm6

NASA Image of the Day: NASA’s IceBridge Surveys Glaciers in Northeast Greenland

NASA’s Operation IceBridge is flying its summer Arctic land ice campaign in Greenland, continuing its measurements of the Greenland Ice Sheet and its outlet glaciers. This photograph from the mission was taken on Aug. 29, 2017, from 28,000 feet, looking north while surveying Nioghalvfjerdsbrae (79 N) Glacier in northeast Greenland.

August 30, 2017 from NASA http://ift.tt/2x5KGKi