NASA satellites indicate wind shear taking toll on Oscar
Tropical Storm Oscar's clouds and showers were primarily southeast of its center due to wind shear. The storm is expected to dissipate late Oct. 5 as strong southerly winds batter it.
NASA/Goddard Space Flight Center
Getting NASA's SDO into focus
Scientists optimize SDO's HMI instrument to improve resolution quickly after eclipses. By adjusting heater timing and temperature, they've reduced the recovery time from 60 minutes to around 45-50 minutes.
NASA to upgrade vital communications link
The first of three third-generation TDRS satellites is set to launch in December, providing critical communication support for NASA's human spaceflight endeavors and science missions. The new satellite will increase bandwidth and ensure operational continuity for NASA's Space Network.
NASA's Swift satellite discovers a new black hole in our galaxy
NASA's Swift satellite detected a rising tide of high-energy X-rays from a source near the center of the Milky Way galaxy, announcing the presence of a new stellar-mass black hole. The discovery was made using the Burst Alert Telescope and X-ray Telescope on Swift.
NASA notes Nadine now no more
NASA's TRMM satellite observed very little rainfall in Nadine on its final pass before dissolution on October 4, 2012. Nadine was producing light to moderate rainfall east of its center when a cold front approached, contributing to its demise.
NASA gets 2 infrared views of tropical storms Nadine, Oscar
NASA's Aqua satellite captured two infrared images of Tropical Storms Nadine and Oscar on October 3, showing contrasting storm behavior. Infrared imagery revealed strong convection and thunderstorms in Oscar, but not in Nadine, as it merges with a cold front.
NASA sees Tropical Storm Maliksi put final touches on Japan
Tropical Storm Maliksi put the finishing touches on Japan by brushing its northern Tohoku and Hokkaido prefectures. The storm is transitioning to an extra-tropical cold core system, expected to become a cold-core storm later.
NASA sees Tropical Storm Gaemi's heaviest rainfall around center
NASA's TRMM satellite observed the heaviest rainfall in Tropical Storm Gaemi surrounding its center, with rates reaching 2 inches per hour. The storm is expected to make landfall south of Hue, Vietnam on October 6, bringing deteriorating coastal conditions.
NASA sees fifteenth Atlantic tropical depression born
The 15th Atlantic tropical depression, TD15, has formed in the central Atlantic Ocean, moving northwest at 15mph. It is expected to strengthen into Tropical Storm Oscar and move north and northeast before weakening due to hostile atmospheric conditions.
NASA identifies where Tropical Storm Gaemi's power lies
Tropical Storm Gaemi is packing significant power in its central region and on one side of the storm. NASA satellite imagery shows a bright white area with higher, stronger thunderstorms around the center.
NASA sees strongest side of Tropical Storm Maliksi
Tropical Storm Maliksi had maximum sustained winds of 45 knots east of its center on Oct. 3, with cloud-top temperatures as cold as -63 Fahrenheit. The storm is forecast to weaken due to strong vertical wind shear and transition into an extra-tropical cyclone.
Nadine bringing tropical storm conditions back to the Azores
Tropical Storm Nadine is expected to bring tropical storm conditions to the Azores on Oct. 3 and early Oct. 4, according to NASA data. The National Hurricane Center forecasts some weakening over the next two days, but Nadine will still be a tropical storm when it moves near or over the Azores.
NASA sees heaviest rainfall in Tropical Storm Maliski's eastern side
NASA's TRMM satellite captured the heaviest rainfall east of Tropical Storm Maliski's center, falling at rates up to 2 inches per hour. The storm has become less organized and is expected to strengthen before passing Iwo To.
NASA sees strong thunderstorms in Tropical Storm Gaemi
Tropical Storm Gaemi shows signs of strengthening with powerful thunderstorms and a band wrapping into the low-level center. NASA satellite imagery reveals the storm's disorganization but expects it to become more circular over the next couple of days.
Infrared NASA imagery shows Nadine still has an eye, despite being a tropical storm
Tropical Storm Nadine's center maintains a visible eye in infrared imagery, indicating its ability to withstand weakening winds. The system is expected to approach the Azores by Oct. 3, while System 96L shows potential for development into a tropical depression.
NASA observes another tropical depression birth in northwestern Pacific
NASA has observed Tropical Depression 21W in the northwestern Pacific, with sustained winds near 25 knots. The system is expected to curve westward and make landfall along central Vietnam's coast by October 6 or 7.
NASA sees Nadine weaken to a tropical storm again
Tropical Storm Nadine has weakened from a hurricane and is now expected to move toward the south-southeast, potentially affecting the Azores. Wind shear and cooler sea surface temperatures are forecasted to lead to its weakening.
Tropical Storm Maliksi forms, Iwo To on guard
NASA observed Tropical Storm Maliksi forming on Sept. 30 from the 20th tropical depression in the region, with maximum sustained winds near 35 knots (40 mph/65 kph). The storm is expected to pass Iwo To and strengthen into a typhoon by Oct. 3.
NASA sees stubborn Nadine intensify into a hurricane again
NASA's Aqua satellite revealed strong convection and thunderstorms in Tropical Storm Nadine, strengthening it back into a hurricane. The storm has lingered for over two weeks, but is still far from breaking the record for longest-lived tropical cyclone.
NASA sees sun unleash a wide, but benign, CME
A wide coronal mass ejection (CME) is traveling at approximately 700 miles per second and expected to reach Earth on September 29. The CME is associated with a small solar flare, classified as C-class, which is not expected to cause significant disruptions to electronic systems.
NASA sees super Typhoon Jelawat Affecting Japan
Super Typhoon Jelawat brought extremely rough seas to areas in the western North Pacific, with waves reaching 40 feet. The storm was approaching Okinawa, Japan, where a warning level TCCOR-1 was issued due to destructive sustained winds of 50 knots or greater.
NASA sees many things happening in Tropical Storm Ewiniar
Tropical Storm Ewiniar's clouds revealed a partially exposed low-level circulation center, open to outside winds that can affect its trajectory. Heavy rainfall and thunderstorms, with the strongest on the eastern quadrant, were observed around the storm.
NASA sees Tropical Storm Miriam takes final bow, replaced by Norman
NASA monitored Tropical Storm Miriam's decline and formation of new storm Norman in the Eastern Pacific. Miriam's maximum sustained winds reached 30 knots as it transitioned to a remnant low pressure area.
NASA sees a wide-eyed Super Typhoon Jelawat
Super Typhoon Jelawat's eye has grown to 36 nautical miles, with extreme rainmaking and symmetrical circulation. The storm is expected to make landfall near Kyoto, Japan on Sept. 30, maintaining strong winds.
NASA sees light rainfall in Tropical Storm Nadine
Tropical Storm Nadine has weakened significantly with light rainfall surrounding its center of circulation, according to NASA's TRMM satellite data. The storm is expected to turn west and northwest as it moves around a high pressure area.
Simulations uncover 'flashy' secrets of merging black holes
Researchers used computer simulations to explore the mergers of supersized black holes, revealing a 'funnel-like structure' that could drive particle jets. The study sheds light on the universe's most extreme phenomena, including gravitational waves, black holes, and the death of stars.
NASA sees Tropical Storm Ewiniar embedded in low pressure
Tropical Storm Ewiniar remains tropical despite being embedded in a subtropical area of low pressure off Japan's east coast. The storm is still experiencing strong convection and thunderstorms, with maximum sustained winds near 63.2 mph/102 kmh.
NASA sees a western weakness in Tropical Storm Miriam
Tropical Storm Miriam is weakening due to strong wind shear and cooler sea surface temperatures, with maximum sustained winds decreasing to near 40 mph. The storm is expected to turn west and generate dangerous ocean swells along the south and west coasts of Baja peninsula.
Landsat satellites find the 'sweet spot' for crops
Farmers can create detailed maps using NASA and USGS Landsat satellite data to identify areas suitable for crops, reducing fertilizer waste and promoting sustainable agriculture. The technology uses band combinations to rapidly recognize features and changes over time, supporting crop analysis and decision-making.
Satellite sees Miriam weaken to a tropical storm
Tropical Storm Miriam has weakened to a tropical storm in the Eastern Pacific Ocean, with maximum sustained winds near 65 mph. Wind shear and decreasing sea surface temperatures will continue to weaken the storm over the next several days.
NASA sees very heavy rain in Super Typhoon Jelawat and heavy rain pushed from Ewinar's Center
Super Typhoon Jelawat showed intense rainfall rates around its eye, while Tropical Storm Ewiniar's heaviest rainfall was pushed north of its center due to wind shear. NASA's TRMM satellite measured heavy rainfall rates of up to 3.1 inches per hour in Jelawat.
Cutting-edge technology makes NASA's hurricane mission a reality
The Hurricane and Severe Storm Sentinel (HS3) mission uses Global Hawks to gather critical measurements of wind, temperature, humidity, and aerosol patterns in tropical storms. The mission aims to improve storm predictions and prevent costly coastal evacuations by analyzing previously difficult-to-get data.
Lunar Reconnaissance Orbiter explores the Moon in 3-D
The Lunar Reconnaissance Orbiter Camera Narrow Angle Camera is acquiring high-resolution stereo images of the Moon to create 3D topographic maps. These anaglyphs reveal lunar features like craters and volcanic flows in 3D, making detailed surface information accessible to the public.
NASA infrared data compares Super Typhoon Jelawat with Tropical Storm Ewiniar
The study used NASA's Aqua satellite to compare the two storms, showing Jelawat's strong circulation and cold cloud top temperatures, while Ewiniar appears asymmetrical with a long 'tail' of thunderstorms.
NASA satellites see Tropical Storm Nadine 'refuse to go away'
Nadine, a minimal tropical storm, has been spinning south of the Azores for nearly two weeks due to unfavorable conditions. Despite its long life, Nadine still lacks the characteristics necessary to break the record for longest-living tropical cyclone.
Category 2 Hurricane Miriam Seen in East Pacific by NASA satellite
Hurricane Miriam's visible image revealed by NASA's MODIS instrument showed a 30-nautical-mile wide eye covered by high clouds. The storm is currently a Category 2, with slow weakening forecasted over the next 48 hours.
Hubble goes to the eXtreme to assemble farthest-ever view of the universe
The eXtreme Deep Field (XDF) image is a small fraction of the angular diameter of the full moon, containing about 5,500 galaxies. The XDF reveals galaxies that span back 13.2 billion years in time, providing a 'time tunnel into the distant past' and shedding light on the early universe's dramatic birth and evolution.
Frigid cloudtop temperatures indicate strength in Super Typhoon Jelawat and Tropical Storm Ewinar
Super Typhoon Jelawat's cloud top temperatures exceeded -63F, indicating uplift and strengthening. Tropical Storm Ewinar is getting organized due to wind shear from nearby Typhoon Jelawat.
First 2 Webb Telescope flight mirrors delivered to NASA
The James Webb Space Telescope's primary mirror is composed of 18 hexagonal-shaped assemblies weighing over 40 kilograms each. The delivery of the first two mirrors marks an important step towards the telescope's integration and fulfillment of its scientific potential, enabling study of distant galaxies and the universe's formation.
NASA's satellite saw 'power-trigger' around Hurricane Miriam's center
NASA's Aqua satellite revealed powerful thunderstorms around Hurricane Miriam's center on Sept. 23, triggering the storm's rapid intensification. The satellite's infrared data showed cloud top temperatures exceeding -63 Fahrenheit (-52 Celsius), indicating uplift and heavy rainfall.
NASA's Global Hawk and satellites see tropical storm Nadine turning around
Tropical Storm Nadine is physically turning its direction, heading back to the west-northwest and away from land. NASA's Global Hawk flew over the storm, collecting data on wind speeds and cloud top temperatures, indicating strongest thunderstorms and heaviest rainfall in the northeast.
Satellite spots Tropical Storm Nadine and 2 developing lows
Tropical Storm Nadine has cleared of convection, indicating a decrease in thunderstorms. A low-pressure area is forming in the central Atlantic, while another in the eastern Pacific shows promising signs of organization and warm sea surface temperatures.
NASA satellite sees Tropical Storm Jelawat form in northwestern Pacific
Tropical Storm Jelawat forms in the northwestern Pacific Ocean, with NASA's Terra satellite capturing its true-color image on Sept. 20. The storm has maximum sustained winds near 45 knots, moving west-southwest at 7 knots.
NASA satellites and Global Hawk see Nadine display more tropical characteristics
Tropical Storm Nadine has continued to display tropical characteristics, indicating it has not transitioned to an extra-tropical storm. NASA's TRMM satellite gathered rainfall data, showing convection near the center and a maximum intensity of rainfall about 20 mm/hr.
NASA's solar fleet peers into coronal cavities
Researchers analyze temperatures, shapes, and densities of coronal cavities to understand space weather disruption. By studying these structures, scientists aim to get advance warning on CME eruptions and improve technology protection near Earth.
Satellite sees post-Tropical Cyclone Lane fizzle in a blanket of low clouds
Former Hurricane Lane's remnants spotted in Eastern Pacific as post-tropical cyclone, with maximum sustained winds near 35 mph. The system is expected to continue steadily weakening and dissipate into a trough of low pressure.
NASA satellite sees fading rainfall in Tropical Storm Nadine
Tropical Storm Nadine's rainfall rates are diminishing according to NASA satellite data. The lack of convection near the storm's center indicates a possible decaying or weakening trend for Nadine.
Arctic sea ice hits smallest extent in satellite era
The Arctic Ocean's sea ice cover has reached its annual minimum extent of 1.32 million square miles, a new record low in the satellite era. This represents a decline of almost 300,000 square miles from the previous lowest extent set in 2007, and is approximately half the size of the average extent from 1979 to 2000.
NASA's TRMM satellite measures drenching rains from Typhoon Sanba in Japan, South Korea
Typhoon Sanba caused severe flooding and landslides in South Korea on September 17, 2012. The TRMM satellite captured data showing intense rain bands with rates of over 90 mm per hour, and powerful thunderstorms reaching heights of up to 14km
NASA eyes Tropical Storm Nadine as watches go up for Azores
Tropical Storm Nadine is nearing the Azores, prompting weather watches and warnings. Satellite imagery shows the storm's strongest convection north of its center, while ocean swells may affect the islands.