Tropical System 94W is developing in the Northwestern Pacific Ocean, affecting the southern Philippines. The Philippine authorities have issued warnings due to signal No. 1 conditions, with sustained winds of 18.6-37.2 mph expected in at least 36 hours.
The James Webb Space Telescope features a primary mirror composed of 18 smaller lightweight mirror segments, each with precise actuators to align and shape the mirror. The segments are designed to work together as one giant mirror, capturing light from distant galaxies and stars in space.
The TRMM satellite has been monitoring the persistent remnants of Tropical Cyclone Gillian since its formation in March 2014. The storm's coherent remnants have moved westward over 2,700 km and are re-organizing in the Southern Indian Ocean.
NASA's Earth-observing satellites provide detailed images of flood-affected areas, enabling better mapping of flood extent and risk assessment. The agency's new missions, such as GPM and SMAP, will further enhance flood monitoring and forecasting by providing unprecedented data on precipitation rates and soil moisture.
Tropical Cyclone Mike formed and strengthened rapidly before transitioning into an extra-tropical system. The storm's remnants were visible on NOAA's GOES-West satellite imagery, appearing as a wisp of clouds by March 20.
The Landsat satellite helps track urban change, which impacts a community's flood risk, using data from NASA and the US Geological Survey. Urbanization increases flood risk as impermeable surfaces absorb water, leading to more frequent and severe flooding.
Tropical Storm Mike formed in the Southern Pacific Ocean on March 19, according to NOAA's GOES-West satellite. The storm has generated warnings for the Southern Cook Islands and is expected to move quickly to the south-southeast before potentially becoming extra-tropical.
The remnants of Tropical Cyclone Gillian have moved into the Indian Ocean and triggered warnings for parts of Indonesia. NASA's Aqua satellite captured a visible image of the re-organizing tropical low pressure area, showing it to be well-defined and consolidated.
The Van Allen Probes have discovered persistent zebra stripes in the inner radiation belt surrounding Earth, caused by the planet's slow rotation. This structure is produced by the oscillating electric field generated by Earth's magnetic field axis.
NASA has released an interactive mosaic of the lunar north pole, created from 10,581 high-resolution images taken by NASA's Lunar Reconnaissance Orbiter. The mosaic provides detailed textures and subtle shading of the lunar terrain, making it a valuable resource for scientists and the public.
NASA's TRMM satellite spotted towering thunderstorms and heavy rainfall in the remnants of Tropical Cyclone Gillian, indicating some power still present. The storm is expected to move west across the Timor Sea away from Northern Territory.
Crop residue burning is a common practice in Indochina for pest control and field preparation, but it also causes significant air pollution and health concerns. The ongoing agricultural fires in the region release vast amounts of smoke into the atmosphere, affecting respiratory health and environmental conditions.
A late winter storm brought 6-12 inches of snow to the Mid-Atlantic, with clouds and snowflakes visible on NASA satellite imagery. The NOAA GOES-East satellite captured the storm's path, showing its movement through the region.
Tropical Cyclone Gillian has returned to a remnant low status after passing north of Australia's Top End. The system is surrounded by dry air, sapping its ability to generate thunderstorms.
IceBridge began its 2014 Arctic campaign with two sea ice surveys north of Greenland, focusing on changes in sea ice elevation and thickness. The mission aims to collect more data, including cross-basin surveys over the Arctic Ocean and flights over the Beaufort and Chukchi seas.
Seven large fires are burning in the Southeast, with six located in Oklahoma and one in Louisiana. Prescribed fires account for the majority of these fires, reducing wildfire damage and improving habitat, according to land management officials.
TRMM satellite data shows heavy rainfall rates and powerful thunderstorms in the northeast Gulf of Carpentaria, indicating a potential rebirth of Tropical Cyclone Gillian. The system is expected to intensify over the next 24-36 hours, posing gusty winds and heavy rainfall to coastal communities.
NASA's Aqua satellite captured infrared data on Tropical Cyclone Lusi, revealing it had become a cold-core system with strongest winds spreading out. The storm is expected to bring gale-force winds and heavy rain to Northern New Zealand, particularly around North Cape.
A powerful storm system brought drastic temperature changes to the Mid-Atlantic and Northeastern US, with Washington D.C. experiencing a 40-degree drop in daytime temperatures and Buffalo, NY receiving 13.8 inches of snow.
A mid-level solar flare, classified as an M9.3 flare, was captured by NASA's SDO on March 12, 2014. The flare was emitted by an active region on the sun's surface and may have disturbed Earth's atmosphere and affected GPS signals.
Tropical Cyclone Gillian weakened to a remnant low pressure area after landfall in Queensland, but satellite data indicates it may be intensifying. A compact storm system is forming, with thunderstorms developing along the southern quadrant, and the Joint Typhoon Warning Center has upgraded its chances of re-forming.
Tropical Cyclone Lusi battled vertical wind shear pushing precipitation away from its center. The storm showed strongest thunderstorms being pushed south of the circulation center.
NASA's Aqua satellite captured a visible image of Tropical Cyclone Hadi's remnants on March 12, showing the strongest thunderstorms south of the center. The Joint Typhoon Warning Center downgraded the potential for significant tropical cyclone development to low due to marginal environment and weak model development.
Tropical Cyclone Gillian made landfall on the western Cape York Peninsula of Queensland, Australia, weakening and has now meandered back over water. The remnants were located near Mornington Island in the Gulf of Carpentaria, with estimated maximum sustained surface winds between 15 to 20 knots.
Tropical Cyclone Lusi intensified to hurricane force near Vanuatu, bringing heavy rain, thunderstorms, and potential flooding. The storm is expected to weaken on March 13 before transitioning into an extra-tropical storm.
The Ground Validation program gathers similar precipitation data on the ground to compare with satellite data, improving models and understanding precipitation physics. Remote campaigns and a Precipitation Science Research Facility supplement GPM data, allowing scientists to monitor precipitation under various conditions.
Tropical Cyclone Gillian's center remained over land on March 11 with maximum sustained winds near 35 knots/40mph. NASA's TRMM satellite detected powerful storms up to 16km high, indicating significant power before the cyclone made landfall.
Tropical Cyclone Hadi weakened to depression status, while Tropical Cyclone Lusi strengthened with maximum sustained winds near 50 knots/57.5 mph/92.6 kph. NASA's Aqua and TRMM satellites provided crucial rainfall data, cloud heights, and temperature information.
A new NASA study suggests that Earth's climate will continue to warm during this century, with a possible 20% increase in warming compared to previous estimates. The research focuses on improving the understanding of how airborne particles drive climate change, particularly in the Northern Hemisphere.
Tropical Cyclone Lusi has become better organized, with strong thunderstorms surrounding its center. The storm is expected to weaken due to cooler waters and increasing vertical wind shear.
Tropical Cyclone Gillian made its first landfall in the northwestern coast of the York Peninsula, while Tropical Cyclone Hadi lingered off the eastern coast. Gillian is expected to re-emerge in the Gulf of Carpentaria and make a second landfall near the Northern Territory/Queensland border.
New research using NASA data shows that only a small number of Greenland's largest glaciers are responsible for the majority of ice discharge into the ocean. The study used satellite observations and ice thickness measurements to calculate ice flow rates, providing a clearer picture of how glacier dynamics affect the Greenland Ice Sheet.
New NASA Van Allen Probes observations help scientists test and improve a model to forecast radiation environment changes in near-Earth space. By combining data from the Van Allen Probes with computer simulations, researchers can better predict how particles and energy affect the Earth's atmosphere.
Agricultural fires in Indochina have detrimental effects on the environment, releasing vast amounts of smoke that cause air pollution. The fires also pose health risks to individuals with respiratory concerns.
Two tropical low pressure systems, System 96P and System 98P, are developing in the Coral Sea and northern Gulf of Carpentaria, respectively. These storms have strengthened, with sustained winds reported on Willis Island, and are expected to make landfall near Queensland's eastern coast.
Researchers discovered a compact cloud of poisonous gas formed by ongoing collisions among a swarm of icy bodies, suggesting an unseen planet with Saturn-like mass. The study suggests that the comet swarm could be the remnant of a crash between two Mars-sized icy planets or frozen debris trapped by the gravity of the hypothetical planet.
The TRMM satellite's data revealed a large low-pressure center in the Pacific Ocean moving towards California, resulting in over four inches of rain and evacuation orders. The storm then affected Arizona, New Mexico, and eventually the Ohio Valley, with precipitation and snow covering large areas of the Eastern US.
Asteroid P/2013 R3 broke apart into 10 smaller pieces as it approached the sun, with fragments drifting away at a leisurely pace. Scientists believe the asteroid's weak interior and gradual rotation rate may be responsible for its disintegration.
A new study reveals that a pool of dense particles in the magnetosphere can extend out to meet and block incoming solar material, adding an extra layer of protection for spacecraft. This process helps curb magnetic reconnection, allowing energy and solar material to cross the boundary into the magnetosphere.
NASA successfully tested remote robotic oxidizer transfer technology, enabling robots to replenish hazardous propellant in satellites. The technology has the potential to extend satellite life, mitigate orbital debris, and aid commercial satellite servicing.
Tropical Cyclone Faxai weakened as wind shear stretched it out, with maximum sustained winds dropping to 50 knots/57.5 mph. The storm was expected to become extra-tropical by the end of March 5 as it embedded into a westerly flow.
Tropical Cyclone Kofi was captured by NASA's Terra satellite on March 3 as it became an extra-tropical storm. The Moderate Resolution Imaging Spectroradiometer (MODIS) instrument showed good circulation despite the storm's transitioning phase.
A major winter storm brought snow and freezing rain to the US east coast on March 2-3, with data from NOAA's GOES-East satellite compiled into a video by NASA. The storm's movement was tracked using MODIS instrument data, providing a clear picture of its path.
The spiral galaxy ESO 137-001 is zooming through the Norma cluster at nearly 4.5 million miles per hour, stripping gas from its home and forming new stars in intergalactic space. Astronomers hope that studying this galaxy can help them understand how galaxies form stars and evolve over time.
Tropical cyclone Faxai reached typhoon strength with maximum sustained winds near 65 knots/74.8 mph on March 4. The NASA Aqua satellite captured an image of the storm, showing tightly wrapped bands of thunderstorms around its center. Forecasters predict Faxai will maintain typhoon strength for a day before weakening.
NASA's Terra satellite reveals strong thunderstorms around the center of Tropical Cyclone Kofi, with cloud top temperatures near -80C. The storm is currently moving southeast and expected to transition into an extra-tropical system by March 4.
The TRMM satellite observed heavy rainfall and towering thunderstorms around Tropical Storm Faxai, with rain falling at a rate of over 89 mm/hour. The storm is expected to move north and intensify before becoming extra-tropical.
Tens of thousands in Riau struggle with air pollution due to land-clearing fires; schools closed for safety. Legal cases against suspected companies ongoing.
Tropical Cyclone 16P formed near Fiji, bringing heavy rainfall and flooding to the region. The cyclone was centered about 170 nautical miles northeast of Suva, Fiji, with maximum sustained winds near 35 knots.
A giant sunspot has reappeared over the sun's horizon, marking its third trip around the sun in approximately 27 days. This region has produced two X-class solar flares and numerous mid-level flares during its previous trips.