Tropical Cyclone Blake has a high potential for creating heavy rain due to its cloud top temperatures being as cold as -81 degrees Fahrenheit. The storm is currently located north of Western Australia and is forecasted to make landfall east of Port Hedland within the next 24 hours.
Astronomers have spotted a distant galaxy group, EGS77, driving the cosmic makeover of reionization. The trio of galaxies is seen in near-infrared light due to its distance and age, which dates back to 680 million years old.
Astronomers using TESS data have discovered that Alpha Draconis, a well-studied binary star system, regularly undergoes eclipses. The brief eclipses last only six hours and provide an opportunity to measure the masses and sizes of both stars with high accuracy.
The telescope will image large areas of the sky 1,000 times faster than Hubble, surveying as much of the sky in near-infrared light -- in just as much detail -- as Hubble has over its entire three decades. WFIRST will provide a broad and detailed view of the sky to answer fundamental questions about the universe.
NASA's Suomi NPP satellite provided a visible image of Tropical Cyclone Sarai, showing a weaker storm near Tonga. The storm is rapidly weakening and dissipating under adverse atmospheric conditions.
Tropical Storm Calvinia has moved south of the island of Mauritius in the Southern Indian Ocean, with a tropical cyclone warning class III still in effect. The storm is expected to turn southeast and strengthen to 65 knots, eventually becoming extra-tropical after January 1.
Tropical Cyclone Calvinia formed on Dec 29 and covered the island of Mauritius with bands of thunderstorms by Dec 30. The storm's organized shape indicated a high level of organization.
Tropical Storm Sarai continues to move further away from Fiji and towards Tonga, with rough surf, tropical storm force winds, and heavy rains expected for both islands. The Joint Typhoon Warning Center forecasts the storm will curve to the northeast and pass just north of Tonga and Niue over the next several days.
NASA analyzed Tropical Storm Sarai's cloud top temperatures to determine its strength and identify areas of heavy rain potential. The analysis showed coldest cloud top temperatures as cold as -81 degrees Celsius, indicating strong storms capable of creating heavy rain.
Phanfone is weakening due to dry air and vertical wind shear, leading to its elongation. The storm's maximum sustained winds have dropped to 50 knots, with forecasters expecting it to dissipate by Dec. 29.
NASA's Terra satellite captured images of Tropical Storm Phanfone, revealing maintained circular shape and thunderstorm bands. The storm is forecast to weaken and move toward Hainan Island, China.
Tropical Storm Sarai has formed near Fiji, with maximum sustained winds near 35 knots (40 mph/65 kph) and a band of thunderstorms wrapping into its low-level center. The cyclone is expected to intensify as it passes southwest of Fiji, with the Joint Typhoon Warning Center predicting steady intensification to 65 knots.
Typhoon Phanfone made landfall in central Philippines with NASA-NOAA's Suomi NPP satellite, revealing an intermittent eye feature. The storm has intensified to 65 knots and is forecast to strengthen further over the Sulu Sea and South China Sea.
Tropical Cyclone Phanfone, also known as Ursula in the Philippines, exhibited high water vapor concentrations and cold cloud top temperatures around its center. These conditions indicate a strong storm with the potential to produce heavy rainfall.
The discovery of a faint gamma-ray 'halo' around Geminga, a nearby pulsar, may hold the solution to a long-standing mystery about the amount of antimatter in our neighborhood. The halo's size and energy suggest that it could be responsible for as much as 20% of high-energy positrons detected by NASA's Alpha Magnetic Spectrometer.
The James Webb Space Telescope will study the smallest, faintest residents of NGC 1333, distinguishing between objects that form like stars and those that form like planets. The team aims to identify cluster members as puny as Jupiter for the first time ever, shedding light on their origins and the star formation process.
The Goddard-IRAM Superconducting 2-Millimeter Observer (GISMO) instrument has mapped the inner Milky Way, revealing a feature resembling a cosmic 'candy cane' with two prominent radio filaments. The image showcases the galaxy's central zone, highlighting areas of star formation and high-speed electron spirals.
Scientists observe a new type of magnetic explosion, known as forced reconnection, triggered by a solar eruption. This discovery confirms a decade-old theory and may help predict space weather and understand the Sun's atmosphere.
The Suomi NPP satellite captured extensive fires burning in New South Wales, Australia, covering approximately 5.3 million acres of land. The resulting smog poses significant health risks to vulnerable populations, emphasizing the importance of monitoring and managing wildfires.
Scientists have obtained precise measurements of a pulsar's size and mass, as well as the first-ever map of hot spots on its surface using NASA's NICER telescope. The new data reveals that pulsars are not simple objects with powerful magnetic fields, but rather complex systems with multiple hot spots.
A new study using MAVEN data reveals that the proton aurora on Mars occurs more than 14% of dayside observations, increasing to over 80% during southern summer. This correlation suggests that changes in solar activity and Martian atmospheric conditions lead to increased water loss.
The first identified interstellar comet, 2I -- Borisov, is being tracked by NASA's Hubble Space Telescope as it passes close to the Sun. The comet's nucleus is estimated to be smaller than half a kilometer in diameter and has a chemical composition similar to comets found within our solar system.
The Parker Solar Probe has returned significant data on the Sun's atmosphere, revealing insights into the solar wind and its effects on space weather. The probe's findings have shed light on magnetic disturbances in the solar wind and the processes that heat the Sun's outer atmosphere.
Tropical Storm Belna weakened after landfall in Madagascar, with NASA's Aqua satellite finding a smaller area of strong storms. The storm's cloud top temperatures indicated strong storms capable of generating heavy rain, but the area of intense storms diminished over time.
Cold cloud top temperatures detected by NASA's Aqua satellite suggest that Tropical Storm Belna has the potential to generate heavy rainfall. The storm made landfall on Dec. 9 in Madagascar with strong winds and rainfall observed.
NASA used its Aqua satellite to gather water vapor data on Tropical Cyclone Belna, finding highest concentrations of water vapor and coldest cloud top temperatures. This analysis helps forecasters understand the storm's potential for heavy rainfall and track its movement towards Madagascar.
Tropical Cyclone Ambali rapidly intensified after forming as a tropical depression, reaching hurricane status on Dec. 5 with maximum sustained winds of 81 mph/130 kph.
Tropical Cyclone 02S is strengthening and consolidating as it moves west-southwest towards Madagascar. The storm's shape and organization indicate a shift from weakening to strengthening, with NASA monitoring its progress using satellite data.
Typhoon Kammuri brought heavy rains to the Philippines, with surface rainfall accumulations exceeding 500 mm (~20 inches) over the central Philippine Sea. The storm also caused significant flooding and landslides, resulting in up to 17 fatalities.
Tropical Storm Pawan, located near latitude 9.5 degrees north and longitude 55.9 degrees east, is moving to the west with maximum sustained winds of 40 knots (45 mph/74 kph). The storm is expected to weaken over the next day as it approaches Somalia.
Tropical Storm 07A is experiencing significant wind shear, causing powerful thunderstorms with cold cloud top temperatures. The storm is expected to weaken into a depression by December 5 and dissipate.
Tropical Storm Kammuri's center of circulation is nearly centered in the South China Sea, with a tail of clouds streaming over Luzon and northern Philippines. The storm appears to be elongating, indicating weakening, as forecasters predict it will dissipate by December 6.
The Parker Solar Probe has completed three passes through the Sun's atmosphere, revealing new information about the material and particles that speed away from the star. The data shows a complicated, active system with quick reversals in the magnetic field and sudden, faster-moving jets of material.
Tropical Storm 06A is maintaining its strength in the Arabian Sea, with powerful storms indicating heavy rainfall potential. The storm is expected to make landfall in east central Somalia late on Dec. 6.
Astronomers captured a clear start-to-finish image sequence of an explosive emission during the close approach of comet 46P/Wirtanen in late 2018. The team observed the initial brightening in two distinct phases, with a gradual second stage that continued to grow brighter over 8 hours.
Tropical Storm 07A develops with very high and powerful storms, with cloud top temperatures as cold as minus 80 degrees Fahrenheit. The storm is expected to move northwest and dissipate in a day or so, posing no significant threat to Mumbai, India.
Tropical Cyclone 06A, formerly Tropical Depression 06A, has consolidated and strengthened despite harsh environmental conditions. The storm is expected to make landfall in east central Somalia on Dec. 6 as a tropical storm.
Typhoon Kammuri made landfall in the Philippines on December 2, bringing maximum sustained winds of 115 knots. NASA-NOAA's Suomi NPP satellite provided infrared and nighttime imagery of the storm, revealing a thick band of powerful thunderstorms around its eye.
Typhoon Kammuri's eye was obscured by a large central dense overcast (CDO) in satellite imagery from NASA-NOAA's Suomi NPP satellite. The typhoon is moving westward, with maximum sustained winds of 105 knots, and is expected to strengthen slightly before weakening and dissipating.
Typhoon Kammuri continues to strengthen with a noticeable increase in its central dense overcast (CDO), indicating some strengthening of the storm. The storm's maximum sustained winds have increased to 85 mph, and it is forecast to make landfall in the central and northern Philippines on Dec. 3.
Tropical Storm Kammuri's powerful storms have been detected by NASA-NOAA's Suomi NPP satellite, with cloud top temperatures reaching minus 80 degrees Fahrenheit. The storm is forecast to intensify and potentially become a typhoon, posing a threat to Guam and the Northern Marianas.
The Kennedy Uplink Station is a critical component of NASA's Launch Communications Segment, providing uplink and downlink communications between Artemis astronauts and mission controllers. The segment has reduced costs and simplified operations, enabling NASA to save tens of millions of dollars in operating costs over its lifetime.
Tropical Storm Kammuri is consolidating and strengthening, with maximum sustained winds reaching 45 mph. The storm will move west-northwest, potentially intensifying into a typhoon by Thursday. NASA's JPSS-1 satellite provides critical forecast data.
NASA is sending five airborne campaigns across the US to investigate fundamental processes that impact human lives and the environment. These campaigns will conduct science on high-altitude aircraft, autonomous gliders, and floats to study snowstorms, ocean eddies, and river deltas.
NASA used infrared data from its Aqua satellite to identify the storm's strongest areas, where coldest cloud top temperatures were recorded. The research indicates that these cold temperatures are indicative of strong storms capable of producing heavy rain.
Extra-Tropical Storm Sebastien has transitioned from a tropical storm, coupling with a cold front and headed for the United Kingdom. The storm is forecast to affect southern England, with potential for heavy rain and flooding over the next several days.
Tropical Cyclone Rita formed on Nov. 24 as a tropical storm and was analyzed by NASA's Aqua satellite using infrared light for temperature data. MODIS found powerful thunderstorms circling its center with cold cloud top temperatures indicating strong storms.
The James Webb Space Telescope will study dwarf galaxy companions to the Milky Way and Andromeda, gaining insights into galaxy formation and dark matter. By measuring star motions, researchers hope to determine if some galaxies are grouped in a flat plane, which would have significant implications for understanding their formation.
A NASA study found that near-real-time satellite data can save an average of nine minutes per emergency response, potentially saving millions of dollars in disaster scenarios. The research used the 2011 Southeast Asian floods as a case study and developed a model to deploy in future disasters.
Tropical Storm Sebastian showed very high, powerful storms with cold cloud top temperatures in the southwestern quadrant, indicating potential for heavy rainfall. Wind shear prevented the storm from intensifying, leading to gradual weakening and eventual dissipation.