Articles tagged with Space Flight
Hurricane Edouard's minimum central pressure was nearly as low as when it was a category 3 hurricane. The storm is expected to weaken and become post-tropical before winding up west of the Azores in a few days.
Tropical Storm Fung-Wong developed over central Philippines with powerful thunderstorms spiraling around its southwestern quadrant. NASA predicts the storm may make landfall in Kyushu, Japan by September 23, posing a threat to the region.
Hurricane Polo is expected to strengthen before weakening due to northeasterly wind shear on Sept 19. The storm is currently located about 150 miles southwest of Manzanillo, Mexico, with maximum sustained winds near 75 mph.
Researchers studied how average people with high blood pressure, heart disease, diabetes, and other common conditions performed during simulated flight. They found that nearly everyone tolerated the stresses of commercial spaceflight without problems.
NASA's Aqua satellite detected powerful thunderstorms around Tropical Storm Polo's center, indicating strengthening conditions. Rainfall totals of 5-10 inches expected over coastal areas in Michoacan, Colima, and Jalisco states, with life-threatening flash-floods and mudslides possible.
Hurricane Edouard's maximum sustained winds near 90 mph, with life-threatening rip current conditions expected along the US East Coast. The storm is forecast to rapidly weaken on Sept. 18, dropping in intensity to a tropical storm.
Tropical Storm Odile is generating strong thunderstorms with heavy rainfall over northern Mexico and the southwestern US. Rainfall rates from TRMM satellite measurements reached almost 130 mm per hour northeast of the storm's center.
A NASA satellite observed the remnants of Tropical Depression 16-E being drawn into Hurricane Odile. The tropical depression had lost its well-defined circulation and was moving east-northeast at 13 mph when it was absorbed by the hurricane.
NASA's Terra satellite and NOAA's GOES-East satellite captured images of Tropical Storm Edouard as it grew into a Category 2 hurricane. The storm consolidated with its bands of thunderstorms becoming more tightly wrapped around the eye, which became visible on and off during September 14.
Hurricane Odile made landfall near Cabo San Lucas with winds of up to 110 knots, dropping rain at a rate of over 188.4 mm per hour. The storm's weakening system will continue to bring torrential rainfall and flash floods to the Baja California Peninsula.
Tropical Depression 16E is forecasted to dissipate and be absorbed by Tropical Storm Odile due to unfavorable influence of the larger storm. The depression is currently drifting northwest at 2 mph and will eventually turn east-southeast as it gets caught up in Odile's circulation.
Tropical Storm Norbert is expected to bring heavy rainfall and strong winds to Mexico's west coast, with tropical storm conditions forecast for La Paz to Santa Fe by Thursday night. The storm is currently located near the southern tip of Baja California and is moving northwestward at 8 mph.
TRMM analyzed Cristobal's movement northward along the US East Coast before it began to recurve away from the coast due to an approaching shortwave trough. The storm's sustained winds were reported at 70 knots (80.5 mph) with a partial eyewall observed in infrared imagery.
Tropical Storm Marie has weakened significantly due to the presence of cooler waters, with its strongest thunderstorms located in the southern quadrant. The storm's cloud tops have warmed, indicating a decrease in its strength.
Karina, a former hurricane, was being drawn into Hurricane Marie's circulation in the Eastern Pacific. The National Hurricane Center reported that Karina's maximum sustained winds were near 30 mph on August 27, centered 1,185 miles west-southwest of Mexico.
Heavy rainfall and intense convective storms were detected by NASA's TRMM satellite in Hurricane Cristobal, with some storms reaching heights of over 9.3 miles and generating heavy rain. The storm is expected to become a powerful extra-tropical cyclone over the North Atlantic by Friday.
Hurricane Marie is expected to swallow Tropical Depression Karina, which is being drawn into the powerful circulation of the hurricane. Karina's maximum sustained winds have dropped to 30 mph (45 kph), weakening the depression as it moves southeast at 6 mph (9 kph).
Hurricane Marie has extended hundreds of miles from its eye, causing heavy rainfall and hurricane-force winds on nearby Socorro Island. The storm is also generating dangerous surf along the western coast of mainland Mexico.
Tropical Storm Karina is being affected by the larger circulation of Tropical Storm Lowell. As a result, it is expected to drift eastward and then northeastward with an increase in forward speed around the south and east sides of Lowell.
Tropical Storm Lowell has strengthened in the Eastern Pacific Ocean, with powerful thunderstorms surrounding its center and cloud top temperatures near -63F. The storm is expected to continue strengthening due to moderate shear, high moisture, and warm water conditions.
Researchers found that spaceflight temporarily alters the immune system of crew members, leading to depression in cell function and heightened activity. This can result in asymptomatic viral shedding, increased allergy symptoms, and persistent rashes.
The 12th tropical depression of the hurricane season has formed in the Eastern Pacific, with satellite imagery showing it is significantly larger than nearby Tropical Storm Karina. The depression spans approximately 800 nautical miles in diameter, dwarfing typical sizes of around 350 miles/600 km.
Tropical Storm Karina formed in the Eastern Pacific on August 13 near Socorro Island, strengthening from a 11th tropical depression. The storm's maximum sustained winds were near 40 mph with an estimated minimum central pressure of 1005 millibars.
Hurricane Julio is moving north-northwest towards Hawaii, expected to weaken due to vertical wind shear. Two tropical lows are also developing in the Central Pacific Ocean, with low chances of formation.
Tropical Storm Iselle weakened significantly before striking the southeast coast of Hawaii's Big Island, causing widespread damage and power outages. The storm brought heavy rain and strong winds to the island, with sustained winds of 60 mph at landfall.
Genevieve has been downgraded to a tropical storm, tracking northwestward at 8 knots per hour. Maximum sustained winds of 70 knots and gusts up to 85 knots are expected, making it far southeast of the Aleutian islands within 2-3 days.
A study published in The Lancet Neurology found that astronauts suffer from significant sleep deficiency during spaceflight, with average durations of less than six hours per night. This is despite NASA's scheduled 8.5 hours of sleep, and the build-up of sleep deficiency begins long before launch.
A 10-year study of astronauts' sleep monitoring reveals widespread sleep deficiency and medication use in space. The research highlights the need for more effective countermeasures to promote adequate sleep and optimize human performance during space flights.
NASA's GOES-East satellite captures Bertha merging with a frontal system in the North Atlantic Ocean, causing its circulation to become barely discernible. The post-tropical storm is now moving rapidly northeastward and then eastward over the North Atlantic.
Tropical Depression Genevieve may strengthen late on August 4 and 5, while Hurricane Iselle moves toward the Hawaiian Islands. Tropical Storm Julio is also forming southwest of Mexico, expected to become a hurricane later this week.
Tropical Depression Genevieve is located near latitude 13.1 north, longitude 150.5 west, about 550 miles southeast of Hilo, Hawaii. It's moving west at 6 mph with minimal intensity changes forecasted through Friday night.
Tropical Storm Halong moved northwest of Guam, with heavy rain falling over the island and thunderstorms reaching heights of over 10.4 miles near its center.
Tropical Storm Halong is intensifying with a strong eye forming and closely tracked by NASA's Aqua satellite. The storm is expected to move west-northwest through the Marianas Islands while intensifying.
Typhoon Matmo brought heavy rainfall to eastern Taiwan, with TMPA analysis showing totals greater than 400 mm. The storm also contributed to a deadly airplane crash in the Penghu Islands.
A NASA satellite captured images of Tropical Depression 2, which had weakened and degenerated into a tropical wave. The depression's remnants are expected to move through the Lesser Antilles, bringing gusty winds and showers.
Tropical Storm Neoguri caused significant flooding in southern Japan, resulting in up to five deaths and 50 injuries. NASA's TRMM satellite data revealed heavy rainfall totals of over 520 mm near the Japanese island of Kyushu.
Tropical Storm 09W strengthened into a tropical storm on July 11, with NASA's Aqua satellite capturing visible images of the storm's strong thunderstorms. The National Weather Service has issued warnings for Guam and surrounding waters as the storm is expected to bring increased winds over the weekend.
The NOAA GOES-West satellite captured images of brownish haze from Canadian forest fires drifting into South Dakota. Fire danger is high across much of Canada, with evacuation orders issued for several communities affected by smoke.
A team of 20 scientists monitored the 'heartbeats' of young stars using data from two space telescopes. They found that emerging stars pulsate slowly at first, then faster as they near ignition, revealing insights into their internal structures and ages.
Creating and optimizing food for astronauts, soldiers, and individuals in extreme conditions is crucial. Researchers are working on developing lighter, tastier, and more nutritious prepackaged foods with longer shelf life to meet the needs of six-person crews on Mars missions.
The International Space Station's third annual research conference recognized three notable technology applications in 2013. The SPHERES-Slosh investigation demonstrated improved spacecraft designs by simulating fluid movement in microgravity, while a laser communication system was tested for high-speed transmission between the space s...
Researchers honored for advancements in vaccine development, understanding spaceflight effects on human performance, and STEM education programs. The International Space Station provides a unique platform for scientific discovery and innovation.
The TRMM satellite captured heavy rainfall in dissipating former Hurricane Cristina, with rain rates reaching almost 97 mm per hour in the northwestern side of its eye wall. The storm's powerful thunderstorms reached heights above 13.5 km, and its eye wall was broken on the eastern side.
Scientists at NASA's Goddard Space Flight Center recreated key flavors from Titan's atmosphere using a recipe approach. The team successfully identified a previously unknown material, which showed strong aromatic characteristics.
System 90L, a tropical low pressure area, never formed into a tropical depression but dropped heavy rainfall on eastern and southeastern Mexico. The system eventually dissipated after making landfall, resulting in gusty winds and life-threatening flash flooding.
The TRMM-based Multi-satellite Precipitation Analysis system monitored near-real time rainfall totals for May 29 to June 6, 2014, during Tropical Storm Boris and System 90L's impact on Mexico. The satellite recorded the highest rainfall totals of over 535 mm in southern Mexico.
System 92B dissipated on May 27 after struggling to develop in the Bay of Bengal, with NASA's TRMM and Aqua satellites capturing data on its rainfall rates and cloud heights. The storm had strong thunderstorms and generated heavy rainfall before wind shear took its toll.
The TRMM satellite recorded severe weather affecting the Great Plains from May 8 to 9, including three tornadoes in Minnesota. The satellite detected intense rainfall rates of over 6.4 inches per hour in Arkansas and Texas.
System 91B brought heavy rainfall to southern India and Sri Lanka on May 6, with TRMM's Precipitation Radar revealing rates of up to 66 mm per hour. The system has since moved inland over southwestern India, weakening and becoming less organized.
Tropical Storm Tapah weakened as wind shear increased and the storm moved toward cooler waters in the Northwestern Pacific Ocean. The Suomi NPP satellite's visible image showed that Tapah's eye was becoming cloud-filled with powerful thunderstorms circling the center.
Tropical Storm Tapah is moving north through the Northwestern Pacific Ocean, bringing a tropical storm warning for Saipan and Tinian. The storm is expected to strengthen into a typhoon by April 29 and may cause significant weather conditions.
The James Webb Space Telescope's Integrated Science Instrument Module (ISIM) is now complete with the installation of its four science instruments, including NIRSpec. This instrument will help scientists unlock the history of our universe by analyzing light from distant objects and revealing their chemical composition, mass, distance, ...
The National Academy of Sciences' Institute of Medicine has developed ethics principles and responsibilities to guide NASA in implementing health standards for spaceflights beyond low Earth orbit. The guidelines aim to mitigate risks faced by astronauts on extended stays on the International Space Station and Mars missions.
Health experts provide principles and decision-making guidelines to aid NASA in protecting astronauts on longer, higher-risk missions. The report emphasizes the importance of protecting astronaut health while fulfilling the agency's mission of exploration.
The new animation shows the movement of storms from January 1 to March 24, revealing why the US East Coast had a snowy winter. The region experienced record snowfall, with cities like Boston and Washington D.C. receiving significantly more than their average winter snowfall.
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.
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.
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.
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.
NASA's TRMM satellite detected rising rainfall rates on February 27, indicating the birth of Tropical Storm Faxai. The storm formed over System 93W in the Northwestern Pacific, with maximum sustained winds near 35 knots.