Archives

March 2019



Accelerating our return to the Moon, another spacewalk outside the International Space Station, and testing our Mars Helicopter ... a few of the stories to tell you about - This Week at NASA.


Captured by the Copernicus Sentinel-1 mission, this image shows the narrow strait that connects eastern Europe to western Asia: the Bosphorus in northwest Turkey. The image contains satellite data stitched together from three radar scans acquired on 2 June, 8 July and 13 August 2018.


NASA's Space to Ground is your weekly update on what's happening aboard the International Space Station.


Long ago on Mars, water carved deep riverbeds into the planet's surface--but we still don't know what kind of weather fed them.


The GRAVITY instrument on ESO's Very Large Telescope Interferometer (VLTI) has made the first direct observation of an exoplanet using optical interferometry.


A small asteroid has been caught in the process of spinning so fast it's throwing off material, according to new data from NASA's Hubble Space Telescope and other observatories.


Astronomers who study stars are providing a valuable assist to the planet-hunting astronomers pursuing the primary objective of NASA's new TESS mission.


This striking view of Jupiter's Great Red Spot and turbulent southern hemisphere was captured by NASA's Juno spacecraft as it performed a close pass of the gas giant planet.


Astronomers at The University of Texas at Austin, in partnership with Google, have used artificial intelligence (AI) to uncover two more hidden planets in the Kepler space telescope archive.



The National Science Foundation's LIGO (Laser Interferometer Gravitational-Wave Observatory) is set to resume its hunt for gravitational waves -- ripples in space and time -- on April 1, after receiving a series of upgrades to its lasers, mirrors, and other components.


With the first in a series of three spacewalks successfully completed at the International Space Station, NASA has updated astronaut assignments for the remaining two spacewalks and will preview the third in an upcoming news conference on NASA Television and the agency's website.


Giant planets like Uranus and Neptune may contain much less free hydrogen than previously assumed.


Images taken by the Hubble Space Telescope document the formation of a Great Dark Spot on Neptune for the first time, report researchers in a new study.


Expedition 59 Flight Engineers Nick Hague and Anne McClain of NASA concluded their spacewalk at 2:40 p.m. EDT. During the six-hour, 39-minute spacewalk, the two NASA astronauts successfully replaced nickel-hydrogen batteries with newer, more powerful lithium-ion batteries for the power channel on one pair of the station's solar arrays.


Herpes viruses reactivate in more than half of crew aboard Space Shuttle and International Space Station missions, according to NASA research published in Frontiers in Microbiology.


This fuzzy orb of light is a giant elliptical galaxy filled with an incredible 200 billion stars.


On Dec. 18, 2018, a large "fireball" -- the term used for exceptionally bright meteors that are visible over a wide area -- exploded about 16 miles (26 kilometers) above the Bering Sea.


A spacewalk outside the space station, testing a motor critical to the safety of Orion, and some surprising findings about asteroid Bennu ... a few of the stories to tell you about - This Week at NASA.


NASA's Space to Ground is your weekly update on what's happening aboard the International Space Station.


The 22 March is World Water Day, which focuses on the importance of freshwater. The Sustainable Development Goals of the United Nations aim to achieve a better and more sustainable future.


Two Expedition 59 astronauts are checking their spacesuits today and reviewing procedures one final time before tomorrow's spacewalk. The other four residents aboard the International Space Station assisted the spacewalkers, maintained the orbital lab and conducted space science.


Visible imagery from NASA's Terra satellite showed Tropical Cyclone Veronica skirting the Pilbara coast of Western Australia.


Editor's note: On March 23, 2019, the launch window for the AZURE mission will reopen after several attempts in March 2018 were scrubbed due to weather.


Captured on 22 January 2019 by the Copernicus Sentinel-2B satellite, this true-colour image shows Thailand's most populous city Bangkok, and its 'Green Lung' Bang Kachao.


Want to take a trip to the center of the Milky Way? Check out a new immersive, ultra-high-definition visualization.


Just as high-definition imaging is transforming home entertainment, it is also advancing how astronomers study the universe.


Sea ice in the Arctic appears to have hit its annual maximum extent after growing through the fall and winter.


The center of our galaxy is a frenzy of activity. A behemoth black hole -- 4 million times as massive as the Sun -- blasts out energy as it chows down on interstellar detritus while neighboring stars burst to life and subsequently explode.


Astronomers using the National Science Foundation's Karl G. Jansky Very Large Array (VLA) have found a pulsar speeding away from its presumed birthplace at nearly 700 miles per second, with its trail pointing directly back at the center of a shell of debris from the supernova explosion that created it


A Southwest Research Institute-led team has discovered that the surface geology on asteroid Bennu is older than expected. Early observations of the near-Earth asteroid (NEA) by NASA's OSIRIS-REx mission indicate a surface that is between 100 million and 1 billion years old.


A NASA spacecraft that will return a sample of a near-Earth asteroid named Bennu to Earth in 2023 made the first-ever close-up observations of particle plumes erupting from an asteroid's surface.


The SETI Institute and Astrobotic Technology, Inc. are announcing the successful mapping in 3D of the interior of an ice-rich lava tube in Iceland using a LiDAR-equipped drone.


The farthest object ever explored is slowly revealing its secrets, as scientists piece together the puzzles of Ultima Thule -- the Kuiper Belt object NASA's New Horizons spacecraft flew past on New Year's Day, four billion miles from Earth.


Only seven months after NASA's Oceans Melting Greenland (OMG) mission wrapped its last field campaign on the world's largest island, an OMG crew is back in Greenland to collect more data.


This trio of images acquired by NASA's OSIRIS-REx spacecraft shows a wide shot and two close-ups of a region in asteroid Bennu's northern hemisphere.


Fancy a cup of cosmic tea? This one isn't as calming as the ones on Earth. In a galaxy hosting a structure nicknamed the "Teacup," a galactic storm is raging.


Strong budget support for our Moon to Mars effort, a new crew launches to the space station, and training for Orion recovery ... a few of the stories to tell you about - This Week at NASA.


NASA's Space to Ground is your weekly update on what's happening aboard the International Space Station.


The Copernicus Sentinel-2 mission takes us over Nairobi, one of the fastest growing cities in East Africa.


NASA astronauts Nick Hague and Christina Koch, and cosmonaut Alexey Ovchinin of Roscosmos joined NASA astronaut Anne McClain, Expedition 59 commander Oleg Kononenko of Roscosmos, and David Saint-Jacques of the Canadian Space Agency aboard the International Space Station when the hatches between the Soyuz spacecraft and the orbiting laboratory officially opened at 11:07 p.m. EDT.


Researchers at NASA's Jet Propulsion Laboratory in Pasadena, California, are cooking up an alien atmosphere right here on Earth.


NASA's first rover mission to Mars, the Pathfinder, imaged an extraterrestrial marine spillover landscape 22 years ago, according to a new paper by Planetary Science Institute Senior Scientist Alexis Rodriguez.


Three crew members have arrived safely at the International Space Station, following a successful launch and docking of their Soyuz MS-12 spacecraft Thursday.


Three years ago, on 14 March 2016, the Bernese Mars camera CaSSIS started its journey to Mars with the ExoMars Trace Gas Orbiter spacecraft.


The last full day of Expedition 58--before the launch, docking and consolidation of crews to become Expedition 59--was mostly spent on housekeeping items for the continued, successful operation of the International Space Station.


Over 29 days last spring, NASA's Mars Exploration Rover Opportunity documented this 360-degree panorama from multiple images taken at what would become its final resting spot in Perseverance Valley.


It's reasonable to think that Jupiter--a gaseous planet more than 11 times the diameter of Earth--would have little in common with our home.


Researchers have spotted the formation sites of planets around a young star resembling our Sun.


A team of astronomers has discovered 83 quasars powered by supermassive black holes (SMBHs) in the early universe.


As the Soyuz MS-12 that will carry the Expedition 59 crew to the International Space Station Thursday was erected on the launch pad at the Baikonur Cosmodrome in Kazakhstan, Expedition 58 resumed research and routine maintenance after their off-duty day Monday.


Three mathematicians and a physicist from the Universitat Autònoma de Barcelona (UAB), the Mathematics Research Centre (CRM) and the Barcelona Graduate School of Mathematics (BGSMath) propose a mathematical model which allows making reliable estimations on the probability of geomagnetic storms caused by solar activity.


Just as dust gathers in corners and along bookshelves in our homes, dust piles up in space too. But when the dust settles in the solar system, it's often in rings.


In late 2018, the Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft arrived at Bennu, the asteroid it will be studying and sampling over the next several years.


A research team of experts in atomic physics, nuclear fusion science, and astronomy succeeded in computing millions of highly accurate atomic data of neodymium ions in the Japan-Lithuania international collaboration.


In the Integration Building at the Baikonur Cosmodrome in Kazakhstan, the Soyuz MS-12 spacecraft is ready for encapsulation into the nose fairing of the Soyuz booster rocket March 6.


Astronomers have discovered a binary star system with the closest high-mass young stellar objects ever measured, providing a valuable "laboratory" to test theories on high mass binary star formation.


The southern edge of Jupiter's north polar region is captured in this view from NASA's Juno spacecraft.


The first uncrewed Commercial Crew Flight Test is complete, Vice President Pence calls the space station, and the station's next crew prepares for launch ... a few of the stories to tell you about - This Week at NASA.


SpaceX's Crew Dragon returned to Earth with a splash in the Atlantic Ocean off Florida's eastern shore at 8:45 a.m. EST, completing an end-to-end flight test to demonstrate most of the capabilities of its crew transportation system to the International Space Station as part of NASA's Commercial Crew Program.


NASA's Space to Ground is your weekly update on what's happening aboard the International Space Station.


The SpaceX Crew Dragon's hatch is closed and the stage is set for the Commercial Crew Program's first undocking and return to Earth Friday.


The Copernicus Sentinel-3A satellite takes us over New Zealand, with the image centred over Cook Strait between the North and South Islands.


NASA passed a major milestone Friday in its goal to restore America's human spaceflight capability when SpaceX's Crew Dragon returned to Earth after a five-day mission docked to the International Space Station.


Small amounts of water are attached to lunar grains on the dayside of the Moon and migrate around depending on surface temperature, as reported in a new paper by Planetary Science Institute Senior Scientist Amanda Hendrix.


Missions carrying humans to Mars will require on-site resources, and a project led by Planetary Science Institute (PSI) scientists Nathaniel Putzig and Gareth Morgan is mapping the availability of potential shallow water-ice sources across the surface of the Red Planet.


Cross your eyes and break out the 3D glasses!


The mass of the Milky Way is one of the most fundamental measurements astronomers can make about our galactic home.


Vice President Mike Pence and NASA Administrator Jim Bridenstine called up to the Expedition 58 crew today.


A recently-launched satellite mission has captured precision data on the elevation of the Antarctic ice sheet proving a valuable addition to monitoring efforts in the region, according to work published this week in The Cryosphere.


Jess Bunchek, a veggie plant scientist and pseudonaut, harvests mizuna mustard inside the Veggie harvest chamber in the Space Station Processing Facility at NASA's Kennedy Space Center.


"The dawn of a new era in human spaceflight," NASA astronaut Anne McClain tweeted with this image.


An international team of astronomers, led by University of Hawaii graduate student Ashley Chontos, announced the confirmation of the first exoplanet candidate identified by NASA's Kepler Mission.


The Cigar Galaxy (also known as M82) is famous for its extraordinary speed in making new stars, with stars being born 10 times faster than in the Milky Way.


A popular theme in the movies is that of an incoming asteroid that could extinguish life on the planet, and our heroes are launched into space to blow it up.


We provide 28 new planet candidates that have been vetted by citizen scientists and expert astronomers.