Archives

January 2017



Scientists used NASA's Curiosity Mars rover in recent weeks to examine slabs of rock cross-hatched with shallow ridges that likely originated as cracks in drying mud.


Astronomers have discovered a cosmic one-two punch unlike any ever seen before. Two of the most powerful phenomena in the Universe, a supermassive black hole, and the collision of giant galaxy clusters, have combined to create a stupendous cosmic particle accelerator.


Thomas PesquetL Europe's roof - Mont Blanc! I was lucky enough to climb it one summer in the best company.


NASA pays tribute to former NASA astronaut Eugene Cernan, the last man to walk on the moon, who died Monday, January 16 at the age of 82 following ongoing health issues according to a statement from his family.


Today: Japanese-Small Satellite Orbital Deployer-6 (J-SSOD-6) Deployment: Today four deployers, holding six satellites, were grappled by the JEM Remote Manipulator System (JEMRMS) and deployed.


New images from the Atacama Large Millimeter/submillimeter Array (ALMA) reveal stunning details of our Sun, including the dark, contorted center of an evolving sunspot that is nearly twice the diameter of the Earth.


The beautiful spiral galaxy visible in the center of the image is known as RX J1140.1+0307, a galaxy in the Virgo constellation imaged by the NASA/ESA Hubble Space Telescope, and it presents an interesting puzzle.


Expedition 50 Commander Shane Kimbrough from NASA and Flight Engineer Thomas Pesquet from the European Space Agency concluded their spacewalk at 12:20 p.m. EST.


This image of a well-preserved unnamed elliptical crater in Terra Sabaea, is illustrative of the complexity of ejecta deposits forming as a by-product of the impact process that shapes much of the surface of Mars.


Outside the International Space Station, Expedition 50 Commander Shane Kimbrough of NASA and Flight Engineer Thomas Pesquet of the European Space Agency conducted a spacewalk on Jan. 13, to complete an upgrade that included installing adapter plates and hooking up electrical connections for six new lithium-ion batteries, which were delivered to the station in December.


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


Outside the International Space Station, Expedition 50 Commander Shane Kimbrough of NASA and Flight Engineer Thomas Pesquet of the European Space Agency conducted a spacewalk in U.S. spacesuits to upgrade the system for the 1A power channel of the orbital laboratory's starboard 4 (S4) truss solar arrays.


This is what a spacewalk is: 400km of void under your feet.


A young boy in Chile wearing a NASA t-shirt explains a computer game to Pete Worden from Breakthrough Initiatives. How did he get that t-shirt? Why is he wearing it?


Expedition 50 astronauts Shane Kimbrough and Thomas Pesquet are ready for their mission's second spacewalk (live) that starts Friday at 7 a.m. EST.


The snow-covered Russian city of Saint Petersburg on the Neva Bay is pictured in this image from the Sentinel-2A satellite.


Thomas Pesquet: Lots of cameras in the Russian segment! They also have fantastic windows looking straight down. A laptop showing our navigation software is visible on the right.


A UCLA-led research team reports that the moon is at least 4.51 billion years old, or 40 million to 140 million years older than scientists previously thought.


Commander Shane Kimbrough is getting ready for his second spacewalk in a week to complete the upgrade of power systems on the International Space Station. He will be joined by Thomas Pesquet from the European Space Agency who will be conducting his first spacewalk.


Now available is the January 11, 2017 NASA Future In-Space Operations (FISO) telecon material. The speaker was Ben Reed (NASA GSFC) who presented "NASA Satellite Servicing Evolution."


The EU-U.S. 2nd Space Policy Conference will cover the following issues:


Astronomers led by David Sobral and Jorryt Matthee, of the Universities of Lancaster in the UK and Leiden in the Netherlands have discovered giant halos around early Milky Way type galaxies, made of photons (elementary particles of light) that have struggled to escape them.


The 11 farthest known stars in our galaxy are located about 300,000 light-years from Earth, well outside the Milky Way's spiral disk.


With the help of tens of thousands of volunteers the distributed computing project Einstein@Home discovers 13 new gamma-ray pulsars.


After a two-and-a-half-hour descent, the metallic, saucer-shaped spacecraft came to rest with a thud on a dark floodplain covered in cobbles of water ice, in temperatures hundreds of degrees below freezing.


Orbital ATK has completed a significant mission milestone for NASA's next International Space Station cargo mission.


A groundbreaking new optical device, developed at NJIT's Big Bear Solar Observatory (BBSO) to correct images of the Sun distorted by multiple layers of atmospheric turbulence, is providing scientists with the most precisely detailed, real-time pictures to date of solar activity occurring across vast stretches of the star's surface.


This delicate smudge in deep space is far more turbulent than it first appears.


Thomas Pesquet: Have you ever looked straight into an active volcano... from space? This is what it looks like. The Mauna-Loa volcano of Hawaii has snow on top and distinct lava-flow patterns on its slopes.


The Moon, and the question of how it was formed, has long been a source of fascination and wonder.


NASA/NOAA's GOES Project created a satellite animation showing the storms affecting the region from January 6 through 9, 2017, and NASA's Aqua satellite captured a look at the snowfall.


Expedition 50 Commander Shane Kimbrough and Flight Engineer Peggy Whitson concluded their spacewalk at 1:55 p.m. EST.


Every few thousand years, an unlucky star wanders too close to the black hole at the center of the Milky Way. The black hole's powerful gravity rips the star apart, sending a long streamer of gas whipping outward.


Monster black holes sometimes lurk behind gas and dust, hiding from the gaze of most telescopes.


Thomas Pesquet: The Great Barrier Reef: another natural jewel that we must protect


A possible planet in a nearby stellar system may be betraying its presence in a unique way: by a shadow that is sweeping across the face of a vast pancake-shaped gas-and-dust disk surrounding a young star.


Two stars are predicted to merge and explode in 2022 producing a bright star visible to the unaided eye.


Powerful solar storms can charge up the soil in frigid, permanently shadowed regions near the lunar poles, and may possibly produce "sparks" that could vaporize and melt the soil, perhaps as much as meteoroid impacts, according to NASA-funded research.


Interstellar forecast for a nearby star: Raining comets! NASA's Hubble Space Telescope has discovered comets plunging into the star HD 172555, which is a youthful 23 million years old and resides 95 light-years from Earth.


Two Expedition 50 astronauts are in final preparations for the first of two power maintenance spacewalks that starts Friday at 7 a.m. EST. Astronauts Shane Kimbrough and Peggy Whitson will stow and replace power gear during the first 6.5 hour spacewalk. The duo will work near the solar arrays on the starboard truss segment.


From the most powerful telescope orbiting Mars comes a new view of Earth and its moon, showing continent-size detail on the planet and the relative size of the moon.


NASA's two Voyager spacecraft are hurtling through unexplored territory on their road trip beyond our solar system.


Like anthropologists piecing together the human family tree, astronomers have found that a misfit "skeleton" of a star may link two different kinds of stellar remains.


Thomas Pesquet: Lake Nasser and the Nile downstream of the Aswan dam (you have to zoom in on the picture to see it but it is visible!)


A team of researchers has compiled a special catalog to help astronomers figure out the true distances to tens of thousands of galaxies beyond our own Milky Way.


The crew is getting ready for a pair of spacewalks scheduled for this Friday and next Friday to upgrade the International Space Station's power system. The two spacewalks will take place on the station's right-side, or starboard, truss structure to replace and install new power equipment.


On January 4, NASA announced the selection of two missions to explore previously unexplored asteroids.


ASA selected two missions to explore the earliest history of our solar system, a time less than 10 million years after the birth of our Sun.


This is the deepest X-ray image ever obtained, made with over 7 million seconds of observing time with NASA's Chandra X-ray Observatory.


On January 4, NASA held a press briefing at Johnson Space Center in Houston to preview a pair of planned spacewalks which will perform a complex upgrade to the International Space Station's power system.


Using a model similar to what meteorologists use to forecast weather and a computer simulation of the physics of evaporating ices, scientists have found evidence of snow and ice features on Pluto that, until now, had only been seen on Earth.


About 150 hours of observing time on the 1,000-ft radio telescope at the Arecibo Observatory in Puerto Rico over the course of the last several years have been devoted to determining whether the most fundamental constant in physics really is constant.


Gemini Observatory provides critical rapid follow up observations of a Fast Radio Burst -- one of modern astronomy's greatest enigmas. These observations provide the first details on a burst's distant extragalactic host.


Now available is the December 21, 2016 NASA Future In-Space Operations (FISO) telecon material. The speaker was Steve Collicott (Purdue University) who presented "Research and Education Missions on the New Commercial Sub-orbital Rockets."


In a remarkable demonstration of robotic prowess, ground controllers used the Canadian-built "Dextre" Special Purpose Dexterous Manipulator over the weekend to install three new lithium-ion batteries in the International Space Station's 3A power channel Integrated Electronics Assembly (IEA) pallet on the starboard 4 truss.


Floating high above the hydrocarbon lakes, wispy clouds have finally started to return to Titan's northern latitudes.


This is the first polarization image from the Stratospheric Observatory for Infrared Astronomy's new infrared camera and polarimeter, known as the High-resolution Airborne Wideband Camera-plus (HAWC+).


Thomas Pesquet: People have been dotting the desert with irrigated fields in Jordan


Discover more about our planet with the Earth from Space video program. In this special edition, Sentinel-2 Mission Manager Bianca Hoersch and Sentinel-2 Project Manager Francois Spoto join the show to tell us about their roles in the Sentinel-2 mission, the multispectral instrument and data applications.


The Expedition 50 crew aboard the International Space Station spent the week working on an array of science, maintenance and spacewalking preparation to close out 2016.


Today: Fluid Shifts - Baseline Imaging: The first of three 49Soyuz subjects performed their Baseline Imaging measurements with assistance from both onboard operators and ground remote guiders.


Thomas Pesquet: Closing in on Paris, not zoomed in enough, but spreading from Orly to Roissy airports, the city of light is aptly named. Happy New Year!


Thomas Pesquet: A closer look at the sand dunes. I wouldn't like to be lost in such a repetitive landscape...