The TRMM satellite observed the eastern half of Typhoon Sanvu experiencing most of the rainfall, with intense storms dropping rain at over 2 inches/hr. The storm's track is predicted to bring it close to Japan's Iwo To island on May 26.
Heavy rainfall and intensification signs were observed in Tropical Storm Bud by NASA's TRMM satellite. The storm is heading northwest at 9 mph with sustained winds near 65 mph, expected to slow down and turn north-northeast by Friday.
Tropical Storm Sanvu continues to intensify under NASA observation, with wind speeds reaching over 60 knots and heavy rainfall wrapping around its northeastern side. The storm's center is predicted to form an eye, energizing the core of the storm with powerful thunderstorms.
Post-tropical storm Alberto's remnants interact with a cold front off the US East coast, moving northeast. The weak circulation dissipates by May 25, according to the National Hurricane Center.
Tropical Storm Sanvu has strengthened after passing west of Guam, with maximum sustained winds near 45 knots (52 mph) and higher gusts. Forecasters expect it to continue intensifying due to warm sea surface temperatures and light wind shear before curving northeast.
NASA satellites captured Tropical Storm Bud in the eastern Pacific Ocean on May 21 and May 22, revealing a well-formed storm. Forecasters expect Bud to strengthen into a hurricane due to light wind shear and warm sea surface temperatures.
Alberto weakened from a tropical storm to a tropical depression as seen by NASA's Aqua satellite. The National Hurricane Center expects it to continue moving northeast and speed up, eventually becoming a post-tropical remnant low pressure area.
NASA's TRMM satellite spotted a 'hot tower' in newborn Tropical Depression 2E, indicating the storm is likely to intensify. The storm's maximum sustained winds were near 35 mph, and it was moving west at 6 mph.
The NASA Goddard Space Flight Center has delivered magnetometers for NASA's Mars Atmosphere And Volatile EvolutioN (MAVEN) mission. The instruments will measure the magnetic field on Mars, helping scientists understand particle motion and the solar wind's interaction with the planet's atmosphere.
Tropical Storm Alberto formed on May 19, 2012, off South Carolina's coast, with NASA's TRMM and Aqua satellites monitoring its development. The storm strengthened to 50 mph by Sunday, but then weakened to 40 mph by Monday morning.
Tropical Depression 03W is expected to strengthen as it approaches Guam, with NASA's TRMM satellite detecting a hot tower at 15 kilometers high. The storm will bring rain and gusty winds to the island over the next couple of days.
Scientists discover that the sun does not have a bow shock due to insufficient speed to create one in the tenuous region. The new data from IBEX and Voyager spacecraft indicates a strong external magnetic field influencing the heliosphere's structure, leading to a new paradigm.
The TDRS-4 satellite completed its nearly 23-year operational life support and successfully executed end-of-mission de-orbit and decommissioning activities. The satellite's retirement was necessitated by the loss of a battery and reduced storage capacity.
NASA's Hubble Space Telescope will observe the moon for seven hours before, during, and after a rare Venus transit on June 5-6. The telescope will capture reflected sunlight and isolate the small fraction of light that passes through Venus' atmosphere to study its atmospheric makeup.
Scientists use Schumann Resonance technique to study planetary atmospheres, gaining insights into the solar system's composition and formation. By detecting electromagnetic waves from above, researchers can measure global density of volatiles like water, methane, and ammonia.
Astronomers have gathered direct evidence of a supermassive black hole ripping apart a star that strayed too close. The team identified the victim as a helium-rich star in a galaxy 2.7 billion light-years away, providing insights into the harsh environment around black holes.
Long-term historical observations reveal plants leafing and flowering sooner due to rising temperatures, contrary to results from controlled environmental warming experiments. This discrepancy suggests that estimated ecosystem changes may be far greater than current estimates based on experimental data.
NASA's Goddard Space Flight Center is assembling the Fast Plasma Instrument (FPI), a crucial element of the MMS instrument suite, to study magnetic reconnection phenomena. The FPI will collect data at 30 times per second and is being tested with international partners.
A study using NASA satellite data found that the four largest wind farms in Texas experience an increase in land surface temperature over nine years, likely due to turbulence caused by turbine wakes. The warming occurred mainly at night and during times of high turbine activity.
Center-pivot irrigation, invented in 1949, improves water distribution and reduces evaporation, resulting in more efficient farming. The technique is used worldwide, covering 20% of cultivated fields, which produce 40% of global food supply.
A new study using measurements from NASA's ICESat satellite reveals that warm ocean currents are the dominant cause of recent ice loss from Antarctica. This finding brings scientists closer to providing reliable projections of future sea level rise.
Scientists from NASA's Precipitation Measurement Missions discovered that light rain makes up 50-60% of total precipitation in the region, contributing to freshwater resources. The study used satellite data and ground-based instruments to validate measurements and make new discoveries.
The center section of NASA's James Webb Space Telescope has been completed, marking a significant milestone in the telescope's hardware development. The backplane will support the telescope's mirrors, instruments, and thermal control systems during its mission.
Research from NASA-funded scientists uses data from Cassini and Huygens spacecraft to estimate how long Titan's methane factory has been operating, with estimated ages ranging from 10 million to 1.6 billion years. The study provides new perspectives on the history of Titan's atmosphere.
A NASA animated video shows a week's worth of ash and gas clouds emitted from Mexico's Popocatepetl Volcano, with most debris blowing to the southeast. The volcano's alert level remains at 'Yellow Phase Three' due to potential explosive activity.
Researchers analyze Hinode and SOHO data to show the north pole's magnetic field is weakening faster than predicted, while the south pole's polarity remains unchanged. The findings suggest an imminent solar maximum, potentially occurring before 2013, with significant implications for solar activity and space weather forecasts.
Satellite data indicates that System 99P is likely to continue struggling due to weak organization and dry air. Despite sufficient moisture available for tropical cyclone development, the system's low-level circulation remains weak.
The NASA visualization brings back the iconic 'Earthrise' photograph, taken by Apollo 8 astronauts in 1968. The image captures the moon's surface and the Earth's vibrant colors, showcasing the planet's beauty and fragility. The recreation uses detailed maps gathered by LRO and was funded by NASA's Science Mission Directorate.
New stitching technique improves measurement of large aspheres in optics industry. Wavefront sensing technology enhances eye health diagnosis and treatment in medical industry.
The new Hubble image reveals millions of young stars in the 30 Doradus star-forming complex, with some stars weighing over 100 times the mass of our sun. The nebula is home to the fastest rotating and highest velocity stars ever observed.
A NASA animation of GOES-13 satellite data reveals the development and movement of a massive tornado outbreak in the Great Plains on April 14-15, 2012. The animation helped meteorologists issue timely warnings that saved lives during the devastating event.
Researchers use NASA's Swift satellite to study Comet Garradd as it moves beyond the solar system's snow line. The comet sheds water and dust at an unprecedented rate, offering clues about its composition and behavior.
The IBEX and TWINS missions observed a solar storm on April 5, 2010, revealing the impact on Earth's magnetosphere. The data provides insights into how solar energy affects the magnetosphere, enabling better protection for satellites against space weather hazards.
Several critical NASA components are being tested to ensure the success of the James Webb Space Telescope. The OSIM and BIA instruments will simulate the telescope's science cameras and spectrographs, while also verifying their functionality in cryogenic temperatures. This testing program is essential for the mission's success.
Researchers at NASA's Goddard Space Flight Center discovered a unique solar pattern, dubbed 'coronal cells,' in the sun's corona. These cells are characterized by bright centers and dark boundaries, occurring in areas between coronal holes and filament channels, with implications for magnetic fields and solar wind emission.
The TRMM satellite observed powerful thunderstorms in northeastern Texas, reaching heights of over 8 miles. The storms dropped softball-sized hail and triggered 18 reported tornadoes on April 3.
Tropical Storm Daphne brought heavy rainfall and flooding to the Fuji Islands in Fiji, causing at least three deaths and thousands of evacuations. The storm's rainfall totals reached over 600 millimeters, with some areas experiencing intense rain within a wide band of precipitation.
A powerful weather system moved through eastern Texas, dropping at least 15 tornadoes in the Dallas suburbs. The NOAA's GOES-13 satellite captured the movement of the storm system, showing the progression of the frontal system that generated the twisters.
Tropical Storm Daphne strengthened overnight, with NASA's Terra satellite capturing its cloud extent using infrared imagery. The MODIS image showed a more rounded cloud shape, indicating lessened wind shear. Maximum sustained winds near 50 knots were reported, with the storm speeding southeast at 25 knots.
Scientists analyzed two years of data from NASA's Fermi Gamma-ray Space Telescope to detect gamma-ray signals from hypothetical particles. No signals were detected, ruling out WIMP candidates within a specific range of masses and interaction rates as dark matter.
Typhoon Pakhar is intensifying over the South China Sea, bringing moderate to heavy rainfall of about 35 mm/hr near its southwestern side. Forecasters expect the storm to peak near 80 knots before landfall in Vietnam on April 1, with typhoon-force winds and rough coastal conditions.
MIRI, the Mid-Infrared Instrument on the James Webb Space Telescope, offers unparalleled capabilities for studying distant galaxies, star formation, and planetary systems. Its spectrometer and camera enable scientists to analyze an object's physical properties and image its shape and structure.
Tropical Storm Pakhar strengthened rapidly, with maximum sustained winds increasing from 35 knots to 60 knots in 12 hours. The storm is expected to make landfall in central Vietnam on March 31, bringing rough surf, gusty winds, and heavy rainfall.
The partnership aims to help students master mathematics through real-world applications and connections between math and science. The SpaceMath@NASA program uses NASA's latest discoveries to develop grade-appropriate math problems for grades 3-12.
The NASA Space Network Ground Segment Sustainment project is upgrading the network's ground communications infrastructure with new, cutting-edge technology. The new architecture will enable easier technology refreshes, increased customer data rate capabilities, and lower operations costs.
System 96W is consolidating with bands of thunderstorms wrapping around the center, indicating a strengthening tropical depression. Forecasters predict a medium chance of strengthening due to favorable wind conditions and warm sea surface temperatures.
A NASA-sponsored researcher found that a melt-rich layer under the Pacific Ocean basin is not the only mechanism allowing continents to gradually shift their position. This discovery sheds new light on plate tectonics, providing insight into the movement of Earth's crustal plates over millions of years.
Studies using X-ray and ultraviolet observations from NASA's Swift satellite provide new insights into the elusive origins of Type Ia supernovae. The research suggests that the companion to a white dwarf is either a smaller, younger star similar to our sun or another white dwarf.
The Dual-Frequency Precipitation Radar has arrived at NASA's Goddard Space Flight Center, providing three-dimensional measurements of raindrop shapes and sizes to better understand storm physical properties. This instrument will be integrated into the GPM Core Observatory, enabling more accurate precipitation estimates globally.
A stalled frontal system is generating severe weather in eastern Texas and Oklahoma, with cloud top temperatures of up to -63.6°F detected by NASA's Aqua satellite. The National Weather Service has issued flood warnings for the region due to heavy rainfall and isolated thunderstorms.