Tropical Depression 03L is expected to generate heavy rainfall in Mexico's Yucatan Peninsula. NASA's Aqua satellite detected coldest cloud top temperatures as cold as minus 80 degrees Fahrenheit, indicating strong storms in the region.
Tropical Storm Amanda formed on May 31 over the eastern Pacific Ocean, near Guatemala's coast. The storm quickly moved inland and weakened due to mountainous terrain, dissipating by May 31. Its remnants are expected to generate heavy rainfall over Central America and southern Mexico.
Astronomers found that stars in the cluster's periphery have planet-forming dust clouds, while those near the center lack them. The observations suggest that location plays a crucial role in planet formation, and massive stars may alter disk properties, making it harder for planets to form.
NASA analyzed rainfall generated by post-tropical cyclone Bertha, which brought heavy rain to the Carolinas and Midwest. The GPM core satellite measured rainfall rates of up to 1 inch per hour in south central West Virginia, prompting flash flood watches for several states.
Tropical Storm Bertha has formed off the coast of South Carolina, with NASA-NOAA's Suomi NPP satellite providing critical forecast guidance. The storm is expected to produce life-threatening flash flooding across eastern and central South Carolina, as well as western North Carolina and southwest Virginia.
The MAVEN spacecraft has created a map of electric current systems in Mars' atmosphere, revealing a crucial role in atmospheric loss. The currents, generated by solar wind interaction, transform energy into magnetic and electric fields that accelerate charged particles into space.
Mangga transitioned to an extra-tropical storm, losing tropical characteristics and retaining hurricane-force winds. The system brought damaging winds and high tides to Western Australia.
NASA's Aqua satellite gathers temperature information about Tropical Storm Mangga's cloud tops, revealing powerful thunderstorms with potential to generate heavy rainfall. The strongest storms have coldest cloud top temperatures, indicating strong and potentially destructive weather.
NASA satellites provided critical imagery of Typhoon Amphan as it approached a landfall in northeastern India. The storm's cloud top temperatures indicated strong storms with potential for heavy rainfall.
The NASA-NOAA Suomi NPP satellite captured a visible image of post-tropical storm Arthur on May 19, revealing a weak circulation with clouds northeast and east of the center. The storm is expected to weaken and move southeast through Thursday, affecting waters in the Bahamas.
Tropical Cyclone Amphan has weakened and its eye is covered by high clouds, according to NASA-NOAA's Suomi NPP satellite imagery. The storm is forecast to make landfall near Kolkata on May 20, bringing powerful storms with heavy rainfall potential.
Scientists studying Martian rocks find evidence of long-lived lakes, organic compounds, and a cold ancient environment. The discovery suggests that Mars' climate may have changed over time, with factors like volcanic activity and changes in the planet's obliquity contributing to these shifts.
Tropical Storm Arthur experienced heavy rainfall rates of over 25mm per hour near its northeastern side, with lighter rates throughout the rest of the storm. Forecasters incorporated this data into their forecasts, noting potential impacts on swells and life-threatening surf conditions in the mid-Atlantic and southeast US coasts.
The NASA Aqua satellite revealed a unique feature of Cyclone Amphan: high concentrations of water vapor surrounding the storm's eye. This characteristic can lead to intense rainfall and stronger storms. The satellite data showed coldest cloud top temperatures as low as minus 70 degrees Fahrenheit.
Tropical Storm Arthur remains poorly organized with strongest storms along the southeastern coast of North Carolina. Infrared data reveals strong thunderstorms with cloud top temperatures as cold as minus 63 degrees Fahrenheit, indicating a high risk of heavy rainfall.
A low-pressure area, System 90L, is developing in the Straits of Florida, with NASA's Aqua satellite measuring cloud top temperatures indicating stronger storms. The system has a high chance of development into a tropical or subtropical storm by Saturday.
Typhoon Vongfong made landfall in the Philippines on May 14, 2020, as a typhoon. The storm weakened into a tropical storm by May 15, with maximum sustained winds of 60 knots (69 mph/111 kph).
The James Webb Space Telescope has achieved a significant milestone by being fully folded and stowed into its launch configuration. The observatory will unfold and stretch itself out in space before making groundbreaking observations of the cosmos.
NASA-NOAA satellites track Typhoon Vongfong's landfall in the Philippines, revealing signs of a mature tropical system. The storm is weakening as it moves northward over Visayas and Luzon regions.
Astronomers have detected elusive pulsation patterns in dozens of young Delta Scuti stars using NASA's Transiting Exoplanet Survey Satellite (TESS). The discovery will revolutionize scientists' ability to study the ages, sizes and compositions of these stars.
Comet SWAN was first spotted in April 2020 using data from SOHO's Solar Wind Anisotropies instrument, releasing huge amounts of water into space. It is the 3,932nd comet discovered using SOHO data and will make its closest approach to Earth on May 13 at a distance of about 53 million miles
Typhoon Vongfong, also known as Typhoon Ambo, is strengthening to a typhoon strength in the Philippines. NASA's Terra satellite detected powerful storms with cold cloud top temperatures, indicating strong rainfall potential.
Tropical Storm Vongfong is consolidating and organizing into a tropical cyclone, with higher cloud top temperatures indicating stronger storm conditions. The storm is expected to strengthen over the Philippines archipelago, bringing scattered to heavy rain showers and strong winds.
Dione will collect energy input and ionospheric-thermospheric data, providing insights into atmospheric drag and improving space weather forecasts. The mission complements the Geospace Dynamics Constellation and marks a new era for CubeSats in gathering similar data.
The collaboration provides new insights into Jupiter's turbulent weather, including the association of lightning outbreaks with specific cloud structures. The team maps lightning flashes onto optical images, revealing a three-way combination of clouds and clear regions that facilitate convection and energy release.
The James Webb Space Telescope will survey the Trapezium Cluster in the Orion Nebula to understand how young stars and planets form. The team will study the distribution of masses, planet formation phases, and jets from young stars, shedding light on stellar nursery riddles.
Researchers used ICESat-2 to track changes in ice sheet elevation over 16 years, finding significant losses in West Antarctica and Greenland's shrinking ice sheet, responsible for 14 millimeters of sea level rise. The study also reveals complex patterns of change in individual glaciers and ice shelves.
NASA scientists have developed a new seismometer system called SUBLIME to measure moonquakes and map the Moon's interior. The system will alert astronauts to seismic events and provide an early-warning system, with the long-term goal of establishing a network of seismic stations.
The Hubble Space Telescope has imaged the breakup of comet C/2019 Y4 (ATLAS), revealing approximately 30 fragments on April 20 and 25 pieces on April 23. The comet's fragmented appearance changes substantially between the two days, sparking debate among researchers about the cause of fragmentation.
Tropical Depression 1E formed in the Eastern Pacific Ocean on April 25 and reached its peak with maximum sustained winds near 35 mph. The system weakened as it encountered dry air and cooler sea-surface temperatures, eventually becoming a post-tropical remnant low.
The Hubble Space Telescope has unveiled a breathtaking portrait of a firestorm of starbirth in the Large Magellanic Cloud, a satellite galaxy of the Milky Way. This iconic image, nicknamed the 'Cosmic Reef,' showcases the telescope's enduring legacy and transformative impact on modern astronomy.
Researchers linked prolonged, heavy rainfall in May 2018 to the Kīlauea eruption, which was characterized by intense activity, lava flows, and ash clouds. The study suggests that water content changes in the Earth's shallow crust can trigger eruptions.
Astronomers analyze archival Hubble data to reveal possible explanation for Fomalhaut b's disappearance: a massive dust cloud produced in a collision between two large bodies orbiting the nearby star Fomalhaut. The team suggests this event may have occurred only every 200,000 years.
Strong wind shear displaced moderate rainfall east of Tropical Storm Jeruto's center, pushing heaviest rain at 1.6 inches per hour in a small area. NASA's Global Precipitation Measurement mission measured these rates on April 16.
Tropical Storm Jeruto was identified by NASA's Suomi NPP satellite on April 15, 2020, with a visible image showing elongated shape due to wind shear. Forecasters predict the storm will likely dissipate within a couple of days as vertical wind shear increases.
NASA analyzed severe storms in the southern US, creating an animation of powerful thunderstorms that brought heavy rainfall and spawned destructive tornadoes. The analysis used NASA's Integrated Multi-satellitE Retrievals for GPM (IMERG) algorithm to estimate near-realtime precipitation rates.
A trio of satellites, including NASA's Fermi and NuSTAR space telescopes, observed a nova outburst in 2018 and captured direct evidence that most of the explosion's visible light arose from shock waves. The data confirmed that shock waves play a major role in powering some stellar explosions.
The James Webb Space Telescope will study three dense clouds, known as infrared-dark clouds, to understand the formation process of massive stars. These clouds are thought to be raw dough before baking, providing a unique window into the environment needed for star birth.
Cyclone Harold's transformation into an extra-tropical cyclone was captured by NASA's Terra satellite, revealing elongated clouds and convection displaced to the southeast. The system is undergoing a transition characterized by wind shear and baroclinic processes, which may retain hurricane-force winds.
Tropical Cyclone Harold generated heavy rain due to cloud top temperatures as cold as minus 80 degrees Fahrenheit, indicating strong storms. NASA's IMERG algorithm provided near-real-time precipitation estimates, helping gain a greater understanding of major storms.
NASA's IMERG satellite rainfall product reveals intense precipitation rates of over 30 millimeters per hour from Hurricane Harold's core region, resulting in significant flooding rains and strong winds.
Tropical Cyclone Harold brought heavy rains and hurricane-force winds to Vanuatu, with NASA-NOAA's Suomi NPP satellite tracking its movement towards Fiji. Forecasters expect the storm to make a brief landfall over Fiji on April 7, although intensity may remain steady or increase if an eye forms.
Tropical Cyclone Harold has caused severe flooding and property damage in Vanuatu, with NASA's GPM satellite detecting heavy rainfall rates of up to 48 mm per hour. The cyclone is now a Category 4 storm, forecasted to continue affecting Fiji later this week.
Heavy rainfall from Tropical Storm Irondro was displaced southeast of the center due to strong wind shear, with light rain throughout the rest of the storm. The storm had maximum sustained winds near 40 knots despite wind shear, and is expected to become a cold core low pressure area later in the day.
Tropical Cyclone Irondro is intensifying in the Southern Indian Ocean, with NASA's Terra satellite capturing its organized storm structure and developing cloud-filled eye. The Joint Typhoon Warning Center forecasts maximum sustained winds near 75 knots by April 4.
NASA's Suomi NPP satellite provides visible image of newly formed Tropical Cyclone Harold near Solomon Islands. The storm threatens Vanuatu, which has issued warnings for damaging gale force winds.
Tropical Cyclone Irondro shows strongest storms west of the center, with coldest cloud top temperatures as cold as minus 80 degrees Fahrenheit. NASA's satellite data indicates a high potential for heavy rain due to these strong storm systems.
Astronomers have discovered a black hole weighing 50,000 times the mass of our Sun, offering the strongest evidence yet for intermediate-mass black holes in the universe. Hubble's observations confirmed that the object was tearing apart a star that passed too close, providing key evidence for its existence.
The James Webb Space Telescope has successfully deployed its primary mirror, a 21-foot 4-inch mirror that will collect light from observed objects. The deployment was performed in early March as part of the observatory's final tests before launch in 2021.
Herold, a former tropical cyclone, has weakened to a low-pressure area with wispy clouds and minimal heavy rainfall. NASA's Aqua satellite provided forecasters with a visible image of the storm's center on March 20.