Latest articles - page 5

Strong eruption burns vegetation on the flanks of Momotombo volcano, Nicaragua

A strong eruption of Nicaraguan Momotombo volcano was recorded at 04:22 local time on January 3, 2016 (22:22 UTC on January 2) and covered much of the summit cone with incandescent ejecta. After 110 years of sleep, Momotombo volcano awakened on the morning of...

January 03, 2016

Quadrantids: An above average meteor shower reaches peak of activity

The Quadrantid meteor shower will reach its peak activity, with about 80 meteors per hour (ZHR), on the night of January 3 and the early morning hours of January 4, 2015. A waning crescent moon will not interfere much with meteors and any of its fireballs. This...

January 03, 2016

Tropical Cyclone "Ula" hits Tonga, hundreds evacuated

Severe Tropical Cyclone "Ula" hit Tonga kingdom in the Pacific Ocean on January 1, 2015. Hundreds of people were evacuated ahead of the system's approach. Luckily, no victims were reported so far. Ula is expected to weaken as it near Fiji on December...

January 02, 2016

Very deep M6.4 earthquake hits northeast China

A very deep and strong earthquake registered by China Earthquake Networks Center (CENC) as M6.4 hit Mudanjiang city of northeast China's Heilongjiang province at 04:22 UTC on January 2, 2015. CENC is reporting a depth of 580 km (360 miles). USGS is reporting...

January 02, 2016

Long duration M2.3 flare erupts causing S1 Minor solar radiation storm

A long duration solar flare measuring M2.3 at its peak time erupted from departing Region 2473 at 00:11 UTC on January 2, 2016. The event started at 23:10 UTC on January 1 and ended at 01:01 UTC on January 2. A Type II (estimated velocity 1019 km/s) and a Type IV...

January 02, 2016

Night sky guide for January 2016

We start the year with our planet reaching perihelion - closest point to the Sun - which will happen at 22:49 UTC on January 2. At the time, Earth will be 146.6 million km (91 million miles) from the Sun. The first meteor shower of the year - Quadrantids - will...

January 01, 2016

Moon's phases and libration at hourly intervals throughout 2016

These visualizations show the Moon's phases and libration at hourly intervals throughout 2016, as viewed from both northern and southern hemispheres. Each frame represents one hour. In addition, the visualizations show the Moon's orbit position, sub-Earth...

January 01, 2016

Our violent universe

Our universe is more than a serene landscape of stars - it is teeming with activity from some extremely violent events. In a presentation at the IMAX theatre at the Smithsonian National Air and Space Museum in Washington, D.C. on September 30, scientists take us...

December 31, 2015

Synthesis: NASA data visualizations in Ultra-HD

Our senses tell us about the natural world, but our senses cannot tell us everything. That’s why we use tools, and NASA develops some of the most sophisticated, most exciting tools of all. Designed to reveal aspects of the Earth, the Sun, The Moon, these tools...

December 31, 2015

CME hits Earth, G3 Strong geomagnetic storming expected

The December 28th coronal mass ejection (CME) produced by the long duration M1.8 solar flare passed the ACE spacecraft at 00:02 UTC on December 31 and reached our planet at 00:51 UTC. Geomagnetic K-index of 4 threshold was reached at 01:05 UTC. The impact is...

December 31, 2015

Explosive cyclogenesis with intense low passing through Iceland at peak intensity

A very strong low pressure system developed over the past couple of days in the North Atlantic. It deepened to a very intense central pressure of 928 hPa at 06:00 UTC on December 30, 2015, and is one of the strongest systems to have impacted the Atlantic in recorded...

December 31, 2015

Missouri in a state of emergency, major to historic river flooding expected

December 2015 is one of the worst months of weather on records for the United States, with some areas not seeing a break in rainfall for several weeks. Currently, 17 million people are living in areas with flood warnings. Although the storms are now gone, the...

December 30, 2015

Active volcanoes in the world: December 23 - 29, 2015

New activity/unrest was observed at 2 volcanoes from December 23 - 29, 2015. During the same period, ongoing activity was reported for 9 volcanoes. New activity/unrest: Kanlaon, Philippines | Tengger Caldera, Eastern Java (Indonesia). Ongoing activity: Chirpoi,...

December 30, 2015

Tropical Cyclone "Ula" forms near American Samoa, to reach hurricane-force on December 31

Tropical low pressure area located east of American Samoa, South Pacific Ocean and designated as System 92P consolidated overnight and was named Tropical Cyclone "Ula" at 09:00 UTC on December 30, 2015. According to the JTWC, Ula's maximum sustained...

December 30, 2015

Worst flooding in the last 50 years hits Paraguay, Uruguay, Argentina and Brazil

Widespread flooding across Paraguay, Argentina, Uruguay and Brazil over the last 7 days forced more than 150 000 people to evacuate their homes and claimed 6 lives so far. The floods are the worst to hit the area in the last 50 years, according to the local...

December 29, 2015

After wettest December on record, another round of severe weather to hit UK

December 2015 is already a record breaking month for rainfall in parts of the UK. The spell of wet weather spread across portions of north Wales and northwest England on December 26, 2015 brought flooding to the area already saturated with water. The highest amount...

December 29, 2015

Critical levels of pollution prompt Rome and Milan to impose multi-hour car bans, Italy

Italian cities of Rome and Milan have imposed multi-hour bans on cars, as authorities try to overcome the air pollution that has reached critical levels in an unusually dry and warm winter. Authorities across Italy are implementing different restrictions to solve...

December 28, 2015

California methane leak one of the worst environmental disasters in US

The leak of natural gas observed by the Southern California Gas Company in its facility in Porter Ranch on October 23, 2015, is now the largest natural gas leak ever recorded in California, and it might be the worst environmental disaster since BP's Deepwater...

December 28, 2015

Satellite view of massive southwest US storm system

This animation of NOAA's GOES-East satellite imagery over the course of two days (December 26 - 28) shows a massive low pressure system that generated severe weather in the southwestern and central US bringing snow, heavy rainfall, flooding and tornadoes. During...

December 28, 2015

Long duration M1.8 solar flare produces a full halo, Earth-directed CME

A long duration solar flare measuring M1.8 at its peak time erupted from central Region 2473 at 12:45 UTC on December 28, 2015. The event started at 11:20 and ended at 14:09 UTC. The flare produced a full halo CME heading directly toward Earth. A type IV radio sweep...

December 28, 2015

Violent tornadoes produce massive damage in Texas, US

Severe weather conditions continued across Texas on December 26, 2015, as several violent tornadoes swept the area killing 11 people. The total death toll caused by extreme weather conditions in the US since December 23 is now 29. Only a few days after the storm on...

December 27, 2015

Deadly Christmas Eve storm wreaks havoc across Mississippi and Alabama, US

Major thunderstorms accompanied by tornadoes that battered portions of Mississippi and Alabama on December 24, 2015, claimed at least 15 lives and devastated homes across the area, making this Christmas a sad event for numerous people. According to the National...

December 26, 2015

New landslide hits Myanmar's jade mine in Hpakant, dozens feared missing

A new landslide hit jade mining region in Hpakant, Myanmar on December 25, 2015, leaving, according to witnesses, as many as 50 people missing. Nilar Mying, an official from Hpakant Administrative Office, said for AFP that the rescue process has started. "We...

December 26, 2015

Powerful M6.9 earthquake hits Hindu Kush region, Afghanistan

A powerful earthquake registered by Pakistan's National Seismic Monitoring Centre (NSMC) as M6.9 at a depth of 197 km (122 miles) hit Afghanistan-Tajikistan border region at 19:14 UTC on December 25, 2015. USGS is reporting M6.3 at a depth of 203 km (126 miles)....

December 25, 2015

Using maths to reveal the Sun's magnetic field mysteries

An important research project, led by the UK's University of Dundee, aims to improve knowledge of Sun's complex magnetic fields using mathematics. The goal is to find out the effects of space weather caused by the Sun and its magnetic structures origins....

December 25, 2015

Active volcanoes in the world: December 16 - 22, 2015

New activity/unrest was observed at 7 volcanoes from December 16 - 22, 2015. During the same period, ongoing activity was reported for 12 volcanoes. New activity/unrest: Egon, Flores Island (Indonesia) | Fuego, Guatemala | Kanlaon, Philippines | Masaya, Nicaragua |...

December 24, 2015

Severe storm spawns a series of devastating tornadoes across South and Midwest US

A major storm accompanied with a series of deadly tornadoes battered the South and Midwest US on December 23, 2015. At least 7 people have been reported dead and many more injured. According to preliminary reports at least 14 tornadoes have touched the grounds...

December 24, 2015

Landslide buries a pick-up truck in Peru's Ayachuco region

A large landslide caused by days of heavy rain occurred in Peru's Ayachuco region on December 22, 2015. The event took place about 320 kilometers (200 miles) east of country's capital Lima. Report with the video says that there were, at least, two people...

December 24, 2015

Rare full moon to decorate the skies on Christmas Day

A rare celestial event will take place on December 25, 2015. A bright full moon, although not unusual phenomena per se, rarely coincides with Christmas date and will for sure make a nice contribution to the holiday atmosphere. The full moon of December, the...

December 24, 2015

Asteroid 2003 SD220 to flyby Earth on Christmas Eve

The year 2015 seems to have another festive surprise in store for astronomy lovers across the globe. After the Halloween asteroid's close flyby in October, another object will pass by our planet on Christmas Eve. Asteroid 2003 SD220 will fly by Earth at a safe...

December 24, 2015

Ceres imaged from the lowest orbital altitude ever

NASA's Dawn spacecraft collected new detailed images of the cratered and fractured southern hemisphere surface of the dwarf planet Ceres on December 10, 2015. The spacecraft took the images while cruising in the lowest and final orbit of the small planet. Dawn...

December 23, 2015

A step closer to 3-D printed rocket engine

A team of NASA scientists has moved a step closer to building a completely 3-D printed, high-performance rocket engine. They manufactured engine parts and test fired them with oxygen and cryogenic liquid hydrogen to produce about 9 tons (20 000 pounds) of thrust....

December 23, 2015

First amateur radio in geosynchronous orbit to improve communications in disaster areas

An amateur radio transponder is being prepared to be sent into geosynchronous orbit in 2017 to help, according to Virgina Tech News. Researchers at the Ted and Karyn Hume Center for National Security and Technology say that it will allow great development in...

December 23, 2015

Strong M4.7 solar flare erupts from Region 2473

A moderately strong solar flare measuring M4.7 at its peak erupted from Region 2473 at 00:40 UTC on December 23, 2015. The event started at 00:23 and ended at 00:52 UTC. A Type II radio sweep with estimated velocity of 1318 km/s as well as a Type IV radio sweep...

December 23, 2015

NASA releases their future concept of Martian expedition

This video is concept animation of Martian Exploration mission, which shows one of many potential human landing sites on Mars and how it could evolve through time. It shows through many animations, where and how could possibly be human landing sites and how the...

December 23, 2015