Archives

April 2017



Thomas Pesquet: Can you spot the pyramids with a bit of zoom? You should spot Alexandria, Cairo and the Suez Canal


Thomas Pesque A new landing strip on a small island, this time in the Glorioso Islands. It seems not to be in use (does it count as an airport from space?)


From the earliest days of our solar system's history, collisions between astronomical objects have shaped the planets and changed the course of their evolution.


NASA successfully launched its football-stadium-sized, heavy-lift super pressure balloon (SPB) from Wanaka, New Zealand, at 10:50 a.m. Tuesday, April 25 (6:50 p.m. April 24 in U.S. Eastern Time), on a mission designed to run 100 or more days floating at 110,000 feet (33.5 km) about the globe in the southern hemisphere's mid-latitude band.


Expedition 51 Commander Peggy Whitson broke the U.S. record today for most cumulative time living in space, surpassing astronaut Jeff Williams' record of 534 days set during his four spaceflights. She passed Williams' mark at 1:27 a.m. EDT.


Thomas Pesquet: Is that shape distinctive enough? ;) Yes it is Dubai by night!


This is an odd-looking image. It shows gullies during the winter while entirely in the shadow of the crater wall. Illumination comes only from the winter skylight.


This stunning cosmic pairing of the two very different looking spiral galaxies NGC 4302 and NGC 4298 was imaged by the NASA/ESA Hubble Space Telescope.


NASA's Cassini spacecraft has had its last close brush with Saturn's hazy moon Titan and is now beginning its final set of 22 orbits around the ringed planet.


From the Oval Office at the White House, President Trump called Expedition 51 Commander Peggy Whitson and Flight Engineer Jack Fischer of NASA April 24 to offer congratulations to Whitson on the day she broke the record for most cumulative days on orbit by a U.S. astronaut.


Today: Fluid Shifts Dilution Measurements: The 49S subjects completed their Return minus 45 (R-45) Fluid Shifts Dilution Measurements activities today, collecting saliva, blood and urine and inserting them into Minus Eighty Degree Celsius Laboratory Freezer for ISS (MELFI) prior to ingesting a Sodium Bromide (NaBr) tracer.


Today: 50 Soyuz (50S) Launch/Dock: 50S launched from the Baikonur Cosmodrome today at 2:13AM CDT with Fyodor Yurchikhin and Jack Fischer aboard and docked in the automated mode to the Mini Research Module (MRM)-2 at 8:24AM CDT.


Today: Fluid Shifts Dilution Measurements: The 49S subjects continued their Return minus 45 (R-45) Fluid Shifts Dilution Measurements activities today, collecting saliva, blood and urine and inserting them into Minus Eighty Degree Celsius Laboratory Freezer for ISS (MELFI) prior to ingesting a Sodium Bromide (NaBr) tracer.


ESA astronaut Tim Peake posted this image on his Twitter account, @astro_timpeake, with the caption. "New pic from the archives - unusual to catch a mountain sunset from space. #ThrowbackThursday #Patagonia"


Frequent cloud cover in the southern Atlantic Ocean often obscures satellite images of South Georgia and the South Sandwich Islands.


An international research team led by Ariel Goobar at Stockholm University has detected for the first time multiple images from a gravitationally lensed Type Ia supernova.


On April 20, Expedition 51-52 Flight Engineer Jack Fischer of NASA and Soyuz Commander Fyodor Yurchikhin of the Russian Space Agency, Roscosmos launched to the International Space Station aboard a Soyuz spacecraft, from the Baikonur Cosmodrome in Kazakhstan.


Thomas Pesquet: Watching the Soyuz fly around International Space Station and following the process of docking.


Expedition 50 Flight Engineer Peggy Whitson works outside the International Space Station during her record-breaking eighth spacewalk.


On April 20, A few hours after docking their Soyuz MS-04 spacecraft to the International Space Station, Expedition 51-52 Soyuz Commander Fyodor Yurchikhin of Roscosmos and Flight Engineer Jack Fischer of NASA opened hatches and were greeted by station Commander Peggy Whitson of NASA and Flight Engineers Oleg Novitskiy of Roscosmos and Thomas Pesquet of the European Space Agency. Yurchikhin and Fischer will spend four and a half months on the station.


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


Brown hills speckle the eastern part of Australia's Lake MacKay in this satellite image.


A new image from NASA's Cassini spacecraft shows planet Earth as a point of light between the icy rings of Saturn.


A Swedish-led team of astronomers used the NASA/ESA Hubble Space Telescope to analyse the multiple images of a gravitationally lensed type Ia supernova for the first time.


Research into crystal growth in microgravity was one of the earliest investigations conducted aboard the International Space Station and is continued to this day.


Expedition 51-52 Soyuz Commander Fyodor Yurchikhin of Roscosmos and Flight Engineer Jack Fischer of NASA launched on the Russian Soyuz MS-04 spacecraft April 20 from the Baikonur Cosmodrome in Kazakhstan to begin a six-hour journey to the International Space Station and the start of a four and a half month mission on the outpost.


NASA has long been a leader in understanding the science of space weather, including research into the potential for induced electrical currents to disrupt our power systems.


At the center of the Centaurus galaxy cluster, there is a large elliptical galaxy called NGC 4696. Deeper still, there is a supermassive black hole buried within the core of this galaxy.


If an asteroid struck Earth, which of its effects--scorching heat, flying debris, towering tsunamis--would claim the most lives? A new study has the answer: violent winds and shock waves are the most dangerous effects produced by Earth-impacting asteroids.


NASA's senior Mars rover, Opportunity, is departing "Cape Tribulation," a crater-rim segment it has explored since late 2014, southbound for its next destination, "Perseverance Valley."


NASA's Cassini spacecraft will make its final close flyby of Saturn's haze-enshrouded moon Titan this weekend.


Today: Orbital 7 (OA-7) Launch: OA-7 launched successfully from Cape Canaveral at 10:11AM CDT today. Capture and berthing to Node 1 Nadir is planned for Saturday, April 22 starting at 5:05AM CDT. The spacecraft will deliver ~1023 kgs of supplies to support the ongoing ISS Research Program.


LISA Pathfinder, a mission led by the European Space Agency (ESA) with contributions from NASA, has successfully demonstrated critical technologies needed to build a space-based observatory for detecting ripples in space-time called gravitational waves.


Massive landslides, similar to those found on Earth, are occurring on the asteroid Ceres. That's according to a new study led by the Georgia Institute of Technology, adding to the growing evidence that Ceres retains a significant amount of water ice.


Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers have revealed extraordinary details about a recently discovered far-flung member of our solar system, the planetary body 2014 UZ224, more informally known as DeeDee.


Sometimes it takes a lot of trees to see the forest. In the case of the latest discovery made by astronomers at the University of Arizona, exactly 732,225.


On April 18, Orbital ATK's Cygnus cargo space craft launched from Cape Canaveral Air Force Station in Florida aboard a United Launch Alliance rocket.


Two rockets on opposite sides of the world rolled out to their launch pads today ready to blast off to the International Space Station.


Thomas Pesquet: It's not a star shower, but sure looks like it! Flying at 28000 km/h allows us to see the starry sky parading before our eyes like a mobile in a children's room... except life-size ;)


Thomas Pesquet: It is not easy to see borders from space, especially around the Sahara... this mine is in Mauritania where they have been excavating copper for many years.


NASA's partnership in a future European Space Agency (ESA) mission to Jupiter and its moons has cleared a key milestone, moving from preliminary instrument design to implementation phase.


A new NASA-funded study has identified which glaciers in West Greenland are most susceptible to thinning in the coming decades by analyzing how they're shaped.


In the 1970s, scientists noticed something strange about the motion of galaxies. All the matter at the edge of spiral galaxies was rotating just as fast as material in the inner part of the galaxy.


The three International Space Station residents upgraded computer hardware and software today. The crew is also heading into the weekend preparing for the arrival of a new crew and a new cargo shipment.


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


Two long-running NASA missions are providing new details about ocean bearing moons of Jupiter and Saturn - further heightening scientific interest in these and other "ocean worlds" in our solar system and beyond.


Commander Peggy Whitson and Flight Engineers Thomas Pesquet and Oleg Novitskiy juggled a wide variety of space science and human research Thursday. The Expedition 51 trio also switched roles from orbital scientists to high-flying technicians maintaining the systems of the International Space Station.


Although galaxy formation and evolution are still far from being fully understood, the conditions we see within certain galaxies -- such as so-called starburst galaxies -- can tell us a lot about how they have evolved over time.


The three Expedition 51 crew members aboard the International Space Station are waiting for a new cargo shipment and a new crew to arrive next week. The orbiting trio are also performing human research and working on U.S. spacesuits.


Sentinel-2A takes us over central-eastern Brazil - more specifically where the Bahia, Tocantins and Goiás states meet.


Composite image of Tropical Cyclone Cook, East of the Australian coast in the Pacific ocean, from 06:00 UTC on Monday 10 April 2017.


Thomas Pesquet: 56 years ago Gagarin was the first to go to space. since then, we've never stopped to explore! From Vostok to Progress to Soyuz to the International Space Station. 56 years of human spaceflight! Happy Yuri's Night everyone!


When humans begin to colonize the moon and Mars, they will need to be able to make everything from small tools to large buildings using the limited surrounding resources.


This raw, unprocessed image of Saturn's moon, Atlas, was taken on April 12, 2017, by NASA's Cassini spacecraft. The flyby had a close-approach distance of about 7,000 miles (11,000 kilometers).


Two veteran NASA missions are providing new details about icy, ocean-bearing moons of Jupiter and Saturn, further heightening the scientific interest of these and other "ocean worlds" in our solar system and beyond.


I just love the media advisories NASA issues such as this one for Thursday's "NASA to Reveal New Discoveries in News Conference on Oceans Beyond Earth" press event.


Researchers at the University of Waterloo have been able to capture the first composite image of a dark matter bridge that connects galaxies together.


The moon no longer has a magnetic field, but NASA scientists are publishing new research that shows heat from crystallization of the lunar core may have driven its now-defunct magnetic field some 3 billion years ago.


Many young stars, as well as more middle-aged stars like our sun, have "debris disks"--like the Oort Cloud in our own solar system--that are believed to be remnants of the system's formation.


NASA astronaut Shane Kimbrough is back in Houston just 24 hours after landing in Kazakhstan completing a 173-day mission in space. He arrived home aboard a NASA aircraft Tuesday morning while his two Expedition 50 crewmates, cosmonauts Sergey Ryzhikov and Andrey Borisenko, have returned to Moscow.


Thomas Pesquet: Time to change your desktop wallpaper? Kilometres of blue in the white-sanded Bahamas


A second Great Spot has been discovered on Jupiter by University of Leicester astronomers, rivaling the scale of the planet's famous Great Red Spot and created by the powerful energies exerted by the great planet's polar aurorae.


Earth is surrounded by a cloud of space debris. This material ranges from dead satellites and rocket stages to fragments of material and even flecks of paint... and all this junk could do enormous damage to working satellites.


Thomas Pesquet: Another view of the Pyrenees: all the valleys are oriented from south to north... except one, it seems


Mars has electrically charged metal atoms (ions) high in its atmosphere, according to new results from NASA's MAVEN spacecraft.


New research on solar storms finds that they not only can cause regions of excessive electrical charge in the upper atmosphere above Earth's poles, they also can do the exact opposite: cause regions that are nearly depleted of electrically charged particles.


Thomas Pesquet: In the right lighting clouds can really show their three dimensions. Better to fly above than below!


Expedition 50 Commander Shane Kimbrough of NASA is among three crew members from the International Space Station (ISS) who returned to Earth Monday, after 173 days in space, landing in Kazakhstan at approximately 7:20 a.m. EDT (5:20 p.m. Kazakhstan time).


NASA held a news conference April 4 at the Jet Propulsion Laboratory, with participation from NASA headquarters, to preview the final phase of the Cassini spacecraft's mission to Saturn.


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


Three crew members aboard the International Space Station are packing up their gear for a homecoming on Monday. NASA also decided to extend the mission of an astronaut living aboard the station since November.


The Copernicus Sentinel-2A satellite takes us over northern Serbia to the region of Vojvodina.


Scientists have long thought that Ceres may have a very weak, transient atmosphere, but mysteries lingered about its origin and why it's not always present.


On April 3, 2017, as Jupiter made its nearest approach to Earth in a year, NASA's Hubble Space Telescope viewed the solar system's largest planet in all of its up-close glory.


This image depicts the dusty disc encircling the young, isolated star HD 169142.