Archives

August 2019



In May 2019, after the wettest 12 months ever recorded in the Mississippi River Basin, the region was bearing the weight of 8 to 12 inches (200 to 300 millimeters) more water than average.


Over the next two weeks ESA astronaut Thomas Pesquet, NASA astronaut Drew Feustel and Japanese astronaut Norishige Kanai will take part in a new NASA Extreme Environment Mission Operations (NEEMO) mission off the coast of California, USA, to assess concepts for undersea training that will aid our next steps on the Moon.


Scientists have taken an important step towards revealing the mysterious source of methane on Mars, by refining estimates of the gas in the planet's atmosphere.


An icy ocean world in our solar system that could tell us more about the potential for life on other worlds is coming into focus with confirmation of the Europa Clipper mission's next phase.


A new study using data from NASA's Spitzer Space Telescope provides a rare glimpse of conditions on the surface of a rocky planet orbiting a star beyond the Sun.


NASA recently doubled the rate at which data from the International Space Station returns to Earth, paving the way for similar future upgrades on Gateway, NASA's upcoming outpost in lunar orbit, and other exploration missions.


An international team of Russian and Belgian researchers, including scientists from HSE University, has found out that space travel has a significant impact on the brain: they discovered that cosmonauts demonstrate changes in brain connectivity related to perception and movement.


A team of astronomers led by Anne-Marie Lagrange, a CNRS researcher at the Institut de Planétologie et d'Astrophysique de Grenoble (CNRS/Université Grenoble Alpes) (1), has discovered a second giant planet in orbit around β Pictoris, a star that is relatively young (23 million years old) and close (63.4 light years), and surrounded by a disk of dust.


Three NASA astronauts remain focused on preparations for next week's spacewalk at the International Space Station. The rest of the Expedition 60 focused on biology research and a pair of docked spaceships.


An update on development of a human lunar landing system, the final four sites selected for our first asteroid sample return mission, and our Parker Solar Probe prepares for another close encounter ... 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.


Expedition 60 Flight Engineer Christina Koch of NASA looks through the station's "window to the world," the seven-windowed cupola. Koch was photographing landmarks as the orbiting lab flew 259 miles above the Atlantic Ocean off the coast of South America.


To reproduce the orbits and masses of the terrestrial planets (analogs) of the solar system, most studies scrutinize simulations for success as a batch. However, there is insufficient discussion in the literature on the likelihood of forming planet analogs simultaneously in the same system (analog system).


Scientists have announced the discovery of the most massive star ever known to be destroyed by a supernova explosion, challenging known models of how massive stars die and providing insight into the death of the first stars in the universe.


If our eyes could see high-energy radiation called gamma rays, the Moon would appear brighter than the Sun! That's how NASA's Fermi Gamma-ray Space Telescope has seen our neighbor in space for the past decade.


NASA has selected two proposals to demonstrate small satellite technologies to improve science observations in deep space, which could help NASA develop better models to predict space weather events that can affect astronauts and spacecraft.


The Expedition 60 crew is busy conducting space research everyday inside the International Space Station. While they work, scientists and engineers on Earth can remotely control and observe experiments attached to the outside of the orbiting lab.


A colossal, head-on collision between Jupiter and a still-forming planet in the early solar system, about 4.5 billion years ago, could explain surprising readings from NASA's Juno spacecraft, according to a study this week in the journal Nature.


To understand the most ordinary matter in the universe -- and the extraordinary things that happen to it -- a Yale-led team of astronomers took a deep dive into the cosmic fog.


The International Space Station will soon see U.S., Russian and Japanese spaceships arriving and departing over the next several weeks.


A full Moon is pictured from the International Space Station as the orbiting complex flew 270 miles above the South Pacific Ocean off the coast of South America.


Researchers have found white dwarf stars with masses close to the maximum stable mass (called the Chandrasekhar mass) are likely to produce large amounts of manganese, iron, and nickel after it orbits another star and explodes as Type Ia supernovae.


The Expedition 60 crew kicked off the workweek exploring stem cells and testing the printing of human tissue on the International Space Station.


Comet 67P/C-G is a dusty object. As it neared its closest approach to the Sun in late July and August 2015, instruments on Rosetta recorded a huge amount of dust enshrouding the comet.


After months grappling with the rugged reality of asteroid Bennu's surface, the team leading NASA's first asteroid sample return mission has selected four potential sites for the Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft to "tag" its cosmic dance partner.


Welcome to the early solar system. Just after the planets formed more than 4.5 billion years ago, our cosmic neighborhood was a chaotic place. Waves of comets, asteroids and even proto-planets streamed toward the inner solar system, with some crashing into Earth on their way.


Extreme wildfires in British Columbia, Canada, pumped so much smoke into the upper atmosphere in August 2017 that an enormous cloud circled most of the Northern Hemisphere - a finding in the journal Science that will help scientists model the climate impacts of nuclear war.


The International Space Station is the setting today for a student competition to control tiny, free-floating satellites aboard the orbiting lab.


The Milky Way lights up an orbital night pass as the International Space Station orbited 257 miles above the Coral Sea in between Australia and Papua New Guinea. The atmospheric glow highlights Earth's limb below.


The pair of strange, luminescent creatures at play in this image are actually galaxies -- realms of millions upon millions of stars.


How do galaxies such as our Milky Way come into existence?


Dark matter, which researchers believe make up about 80% of the universe's mass, is one of the most elusive mysteries in modern physics.


A critical test of the "powerhouse" for our Orion spacecraft, Curiosity is still going strong after seven Earth years on Mars, and Hubble's new portrait of Jupiter ... 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 Expedition 60 crew is gearing up for an upcoming spacewalk to prepare the International Space Station for more commercial crew missions.


The named features on Bennu will include several terrain classification types that the IAU also approved for asteroid (162173) Ryugu's surface features (currently being explored by the Japanese Space Agency's Hayabusa2 spacecraft).


The NASA/ESA Hubble Space Telescope reveals the intricate, detailed beauty of Jupiter's clouds in this new image taken on 27 June 2019.


ESA's Mars Express has captured the cosmic contrast of Terra Cimmeria, a region in the southern highlands of Mars marked by impact craters, water-carved valleys, and sand and dust in numerous chocolate and caramel hues.


NASA's ECOsystem Spaceborne Thermal Radiometer Experiment on Space Station (ECOSTRESS) has imaged the stress on Costa Rican vegetation caused by a massive regional drought that led the Central American nation's government to declare a state of emergency on July 23.


NASA is building a system to send astronauts to the Moon for Artemis missions, and that includes tests to make sure the Orion spacecraft is prepared to safely carry crew on an alternate mission profile in the face of unexpected problems.


Earth's magnetic field seems steady and true -- reliable enough to navigate by.


Astronomers used the combined power of multiple astronomical observatories around the world and in space to discover a treasure-trove of previously unknown ancient massive galaxies.


An international team of astrophysicists from Southampton, Oxford and South Africa have detected a very hot, dense outflowing wind close to a black hole at least 25,000 light-years from Earth.


An international team of scientists led by the University of Sheffield have discovered previously undetected observational evidence of frequent energetic wave pulses the size of the UK, transporting energy from the solar surface to the higher solar atmosphere.


By measuring the distance from our sun to thousands of individual pulsating stars scattered across the Milky Way, researchers have charted our Galaxy on a larger scale than ever before.


Astronomers are planning to hunt for cores of exoplanets around white dwarf stars by 'tuning in' to the radio waves that they emit.


It has traveled a total of 13 miles (21 kilometers) and ascended 1,207 feet (368 meters) to its current location. Along the way, Curiosity discovered Mars had the conditions to support microbial life in the ancient past, among other things.


The Expedition 60 crewmembers are busy conducting new and advanced science experiments today aboard the International Space Station.


Earth's Moon and Mercury, the closest planet to the Sun, may contain significantly more water ice than previously thought, according to a new analysis of data from NASA's LRO and MESSENGER spacecraft.


The International Space Station is hosting five spaceships today as August ramps up for more orbital traffic activity. Six Expedition 60 crewmembers are also unloading U.S. and Russian cargo, activating new science experiments and stocking the station's galley.


The SpaceX Dragon space freighter approaches the International Space Station as the Canadarm2 robotic arm is poised to reach out and grapple the commercial resupply ship.


How can a planet be "hotter than hot?" The answer is when heavy metals are detected escaping from the planet's atmosphere, instead of condensing into clouds.


As NASA's Parker Solar Probe approaches its third encounter with the Sun, mission scientists are hard at work poring over data from the spacecraft's first two flybys of our star -- and thanks to excellent performance by the spacecraft and the mission operations team, they're about to get something extra.


NASA has selected a space-based instrument under its Earth Venture Instrument (EVI) portfolio that will make observations of coastal waters to help protect ecosystem sustainability, improve resource management, and enhance economic activity.


Traveling about 259 miles over northwest China, the unpiloted Russian Progress 73 cargo ship docked at 11:29 a.m. EDT to the Pirs docking compartment on the Russian segment of the complex.