NASA sees Tropical Storm Son-tinh moving into South China Sea
Tropical Storm Son-tinh is moving into the South China Sea after affecting the Philippines. The storm is expected to cross the sea and make landfall in northern Vietnam on October 27.
NASA/Goddard Space Flight Center
New study brings a doubted exoplanet 'back from the dead'
A new analysis of Hubble observations suggests Fomalhaut b is a rare, uniquely massive planet shrouded by dust. The team found the planet remained at constant brightness, contradicting earlier interpretations of it as a transient dust cloud.
NASA sees warming cloud tops indicating Tropical Storm Tony weakening
Tropical Storm Tony is weakening as its cloud top temperatures rise, signaling a shift towards dissipating over the weekend. The storm's organization and deep convection are being disrupted by strong winds and cooler waters, leading to its expected dissipation on October 27-28.
NASA saw Tropical Storm Murjan making landfall on the Horn of Africa
Tropical Storm Murjan made landfall on October 25 in eastern Somalia, just south of Cape Guardafui. The storm's western half brought thunderstorms with cloud top temperatures as cold as -63F (-52C), potentially leading to heavy rainfall.
NASA sees power in Hurricane Sandy moving toward Bahamas
Hurricane Sandy's powerful storm system is moving towards the Bahamas, bringing strong winds and heavy rainfall. The satellite imagery captures a large area of cold cloud tops indicating the storm's power, with temperatures as low as -63 Fahrenheit (-52 Celsius) in some areas.
NASA spacecraft sees huge burp at Saturn after large storm
Researchers at NASA's Goddard Space Flight Center detected a massive release of ethylene gas during a rare storm on Saturn, with temperatures soaring 150 degrees Fahrenheit above normal. The storm was observed using Cassini's composite infrared spectrometer and revealed unprecedented disturbances in the planet's upper atmosphere.
NASA satellite shows the Tropical Storm Son-tinh's reach over Philippines
Tropical Storm Son-tinh has spread its clouds and showers over the Philippines, according to NASA satellite imagery. The storm's center was moving through the central Philippines, with strongest thunderstorms east of the center over the Philippine Sea.
NASA sees tiny Tropical Storm Tony traveling
Tropical Storm Tony is a small, compact storm traveling through the central Atlantic Ocean. The storm's maximum sustained winds are near 45 mph, with some strengthening expected before gradual weakening.
NASA study using cluster reveals new insights into solar wind
Scientists from NASA's Goddard Space Flight Center directly observed Kelvin-Helmholtz waves in the solar wind, allowing energy transfer into near-Earth space. The presence of these waves enables charged particles to breach Earth's magnetic shield, altering the magnetosphere's behavior.
2012 Antarctic ozone hole second smallest in 20 years
The Antarctic ozone hole reached its maximum size this year, covering an area of 8.2 million square miles, but was smaller than expected due to warmer temperatures. The average size of the ozone hole was 6.9 million square miles, with scientists attributing the change to natural fluctuations in weather patterns.
NASA sees Tropical Storm Sandy approaching Jamaica
Tropical Storm Sandy is expected to become a hurricane before reaching Jamaica and Cuba, prompting hurricane warnings and watches for the region. The storm's strongest thunderstorms are surrounded by cloud top temperatures as cold as -63F (-52C), indicating hurricane-force winds.
NASA's TRMM satellite sees birth of Arabian Sea cyclone
The TRMM satellite monitored rainfall and towering clouds as the first tropical cyclone of the season formed in the Arabian Sea. Rainfall rates reached up to 41 mm/hour, with thunderstorms surrounding the center of the storm.
NASA view of Atlantic's Tropical Depression 19 shows backwards 'C' of strong storms
Tropical Depression 19 shows a distinctive backwards letter 'C' structure in its strongest thunderstorms. The National Hurricane Center notes the depression has a small but persistent cluster of deep convection near its center.
NASA's hot tower research confirmed again with Tropical Storm Sandy
Tropical Storm Sandy's intensification confirmed by NASA research, reaching hurricane strength in just six hours. The storm showed good organization and powerful 'hot towers' near its center of circulation.
Opposite behaviors? Arctic sea ice shrinks, Antarctic grows
The Antarctic Ocean has seen a steady increase in sea ice cover over the past three decades, growing by approximately 6,600 square miles annually. This growth is attributed to changes in atmospheric circulation and a depleted ozone layer over Antarctica, which leads to cooling of the stratosphere and strengthening of circumpolar winds.
NASA sees active region on the sun emit another flare
A significant solar flare occurred on Oct. 22, 2012, peaking at an X1.8-class intensity, impacting radio communications for about an hour. The National Oceanic and Atmospheric Association categorized the radio blackout as R3 on a scale from R1 to R5.
Quasar may be embedded in unusually dusty galaxy
Astronomers discovered a quasar hidden behind a dusty galaxy, where no starlight is visible due to intense dust blocking. The James Webb Space Telescope will help detect the underlying stars, which were not seen by Hubble.
NASA sees 18th Atlantic depression form
Tropical Depression 18 (TD18) formed in the southwestern Caribbean Sea on Oct. 22, according to NASA's TRMM satellite. The depression has a 'hot towering' thunderstorm indicating potential intensification within 6 hours.
NASA sees extra-large, now extra-tropical storm Prapiroon fading
Prapiroon, a large and powerful storm in the western North Pacific, has transitioned into an extra-tropical cyclone. The storm is expected to weaken over the next few days, eventually fading away from view.
Astronomers uncover a surprising trend in galaxy evolution
Researchers studied 544 blue galaxies and found they gradually transformed into orderly disk-shaped systems, with increasing rotation speeds and organization. The study's findings contradict previous studies that examined only well-behaved galaxies.
NASA sees strong wind shear adversely affect Tropical Storm Maria
Tropical Storm Maria is experiencing strong wind shear that is limiting its rainfall to the east of its center. The low-level center of the storm is now exposed, and with cooler sea surface temperatures, the combination is expected to dissipate by October 19.
NASA pursues atom optics to detect the imperceptible
Scientists at NASA's Goddard Space Flight Center are developing atom-optics technology to directly detect gravitational waves, which could revolutionize astrophysics. The technology uses atomic interferometry to measure minute changes in space-time.
NASA's TRMM satellite sees very heavy rains in fading Tropical Storm Prapiroon
Tropical Storm Prapiroon experiences heavy rainfall due to interaction with a frontal system over Japan. The storm has weakened significantly, with maximum sustained winds dropping near 35 knots.
NASA catches last image of Rafael as a hurricane, now merged with front
Hurricane Rafael's northwestern fringe clouds brushed Nova Scotia, Canada, just days before merging with the cold front, generating life-threatening ocean swells. The storm's transformation into an extra-tropical cyclone was characterized by a shift in its core system.
Satellite sees large Hurricane Rafael battering Bermuda
Hurricane Rafael's large span covers several hundred miles and dwarfs Bermuda, with the National Hurricane Center predicting 2-4 inches of rainfall and tropical-storm-force winds. The merging of systems is expected to cause Rafael to transition into a powerful extra-tropical low moving eastward over the far north Atlantic.
NASA: How do you solve a problem like (Tropical Storm) Maria?
Tropical Storm Maria is weakening due to increased wind shear and cool ocean temperatures, but will continue moving north-northeast over open waters. The storm's circulation is consolidating, with tightly curved bands of thunderstorms around the center.
NASA sees rainfall pushed away from Tropical Storm Anais' center
Tropical Storm Anais saw light to moderate rainfall southeast of its center due to northwesterly wind shear. The storm had weakened since the previous day with no heavy rainfall areas detected.
NASA satellite indicates Tropical Storm Prapiroon's rains mostly south of center
Tropical Storm Prapiroon was found to have intense rain bands dropping rain at a rate of about 30-40 mm/hour in the southern quadrant. The storm is expected to move northeast on Oct. 17 and become extra-tropical thereafter.
NASA sees Hurricane Paul 'eye' Mexico's Socorro Island, coastline
Hurricane Paul is forecast to make landfall in Baja California, bringing heavy rainfall and hurricane-force winds. The storm's center is expected to pass near Mexico's Socorro Island, which has already been battered by the hurricane.
1 by land and 1 by sea
The mission targeted the rapidly-changing Thwaites Glacier, a high-priority area for researchers. Scientists recorded new measurements to build a record of change in the Antarctic, combining them with previously gathered data.
NASA eyes Tropical Storm Rafael battering the Leeward Islands
Tropical Storm Rafael is expected to bring heavy rainfall and flash flooding to the northern Leeward Islands, with isolated totals reaching up to 12 inches. The storm is also forecasted to impact Bermuda late on Tuesday, Oct. 16, prompting a Tropical Storm Watch for the island.
NASA watching Hurricane Paul, warnings up for Baja California
Hurricane Paul has strengthened into a hurricane with maximum sustained winds near 90 mph, posing a threat to Baja California with heavy rainfall expected between 2-4 inches. The National Hurricane Center warns of dangerous surf and tropical storm conditions along the coast by Oct 16.
NASA sees Tropical Cyclone Anais headed near La Reunion Island
Tropical Cyclone Anais has strengthened over the weekend of Oct. 13-14, packing sustained winds near 100 knots. The storm is expected to move past La Reunion Island while weakening due to cooler waters and increased wind shear in the coming days.
NASA sees mostly moderate rainfall in Tropical Storm Maria
Tropical Storm Maria has a large area of moderate to heavy rainfall, with most rain occurring northeast of the storm's center. The TRMM satellite measured rainfall rates between 0.78-1.57 inches/hour and 2 inches/hour in a small area.
NASA satellite reveals some strong rainfall in meandering Typhoon Prapiroon
Typhoon Prapiroon exhibited strongest rainfall on its southeastern side, with a rate of 50 mm/2 inches per hour. The storm's vertical structure was revealed through data gathered from TRMM's Precipitation Radar.
NASA sees some strength in Tropical Storm Patty's brief debut
Tropical Storm Patty formed on October 11 and showed strong thunderstorms around its center, intensifying into a tropical storm within six hours. NASA's satellite imagery captured the storm's rainfall intensity and cloud heights, indicating a potential strengthening of the system before it weakens due to dry air.
NASA sees heaviest rainfall near Typhoon Prapiroon's center
Typhoon Prapiroon brought light-to-moderate rainfall throughout, with a small area of heavy rain near the storm's center. The satellite detected rain rates between .78 to 1.57 inches/20 to 40 mm per hour in this region.
NASA spots first tropical cyclone of southern indian ocean season
The first tropical cyclone of the Southern Indian Ocean season has been spotted by NASA's TRMM satellite, with maximum sustained winds near 35 knots. The system is expected to continue intensifying over the next three days before wind shear increases.
X-ray satellites monitor the clashing winds of a colossal binary
Two O-type stars in the Cygnus OB2 #9 binary system emit intense X-rays as their stellar winds collide during closest approach. The interaction reveals details about the stars' masses, luminosity, and orbits, shedding light on star formation and galaxy evolution.
Satellite sees 16th Atlantic tropical depression born near Bahamas
The 16th Atlantic tropical depression has formed northeast of the Bahamas and is expected to move southwest, potentially affecting the region. The National Hurricane Center tracks its movement and potential impact.
NASA sees Typhoon Prapiroon doing a 'Sit and Spin' in the Philippine Sea
Typhoon Prapiroon slowed down and became quasi-stationary in the Philippine Sea, displaying a small ragged eye. The storm is expected to slowly re-curve around the western extent of the subtropical ridge, taking on a northeastward track over the next three days.
NASA eyes Typhoon Prapiroon's U-turn
Typhoon Prapiroon is making a U-turn in the Philippine Sea due to strong high pressure ridge south of Japan. The storm will intensify over low wind shear and warm waters.
Suomi NPP satellite sees auroras over North America
The Suomi NPP satellite observed a geomagnetic storm on October 8, 2012, resulting in beautiful displays of northern lights across Canada. The satellite's 'day-night band' sensor detected visible light emissions from energetic particles raining down from Earth's magnetosphere.
NASA sees brief life of Tropical Storm Olivia
Tropical Storm Olivia formed on Oct 6, 2012, near Baja California, but weakened due to adverse atmospheric conditions. The storm dissipated as a remnant low-pressure system on Oct 9, with maximum sustained winds of 35 mph.
NASA eyes Typhoon Prapiroon intensifying
Typhoon Prapiroon intensified into a typhoon with maximum sustained winds near 75 mph on Oct. 9, according to NASA satellite imagery. The storm's eye feature was spotted using microwave imagery, indicating it is expected to continue intensifying over the next several days.
NASA satellites indicate wind shear taking toll on Oscar
Tropical Storm Oscar is being battered by strong northwesterly wind shear, with NASA's Aqua satellite capturing images of the storm's clouds and showers southeast of its center. The National Hurricane Center expects Oscar to dissipate late on Oct. 5, 2012.
NASA sees very strong wind shear battering Tropical Storm Gaemi
Tropical Storm Gaemi experienced strong northeasterly wind shear, causing a large oval-shaped area of showers and thunderstorms to form southwest of the storm's center. The storm's speed increased as it moved westward, forecasted to make landfall south of Hue, Vietnam on October 6.
Sun spits out a coronal mass ejection
A coronal mass ejection (CME) was released by the sun on October 4, 2012, traveling at approximately 400 miles per second. The CME may affect electronic systems in satellites and on Earth, although major effects have not been observed in the past.
NASA notes Nadine now no more
Nadine, a tropical cyclone, was monitored by NASA's TRMM satellite before its dissipation on October 4, 2012. The satellite showed minimal rainfall remaining in the storm, indicating its impending demise.
NASA's HS3 mission thoroughly investigates long-lived Hurricane Nadine
The HS3 mission has provided valuable insights into the characteristics of long-lived tropical cyclones like Hurricane Nadine. The Global Hawk aircraft gathered data on Nadine's winds, temperature, and humidity, helping scientists understand how these storms can intensify despite being affected by dry air and strong westerly winds.