Next Animation Studio
X-ray echoes allows scientists to map out black holes: study
Astronomers have found a novel way to explore the regions around a black hole.
NASA
NASA’s NICER Finds X-ray Boosts in the Crab Pulsar’s Radio Bursts
Scientists using data from NASA’s Neutron star Interior Composition Explorer (NICER) telescope on the International Space Station have discovered X-ray surges accompanying radio bursts from the pulsar in the Crab Nebula. The finding...
NASA
NASA Missions Unveil Magnetar Eruptions in Nearby Galaxies
On April 15, a brief burst of high-energy light swept through the solar system, triggering instruments on many NASA missions. Now, multiple international science teams conclude that the blast came from a supermagnetized stellar remnant...
NASA
X-ray Echoes Map a Black Hole’s Disk
Some 3.9 billion years ago in the heart of a distant galaxy, the tidal pull of a monster black hole shredded a star that wandered too close. X-rays produced in this event first reached Earth on March 28, 2011, when they were detected by...
NASA
NASA | X-ray 'Echoes' Probe Habitat of Monster Black Hole
Astronomers using data from the European Space Agency's XMM-Newton satellite have found a long-sought X-ray signal from NGC 4151, a galaxy that contains a supermassive black hole. The discovery promises a new way to unravel what's...
NASA
NASA | Missions Take an Unparalleled Look into Superstar Eta Carinae
Eta Carinae is a binary system containing the most luminous and massive star within 10,000 light-years. A long-term study led by astronomers at NASA's Goddard Space Flight Center in Greenbelt, Maryland, combined data from NASA...
NASA
NASA Missions Team Up to Study Unique Magnetar Outburst
On April 28, a supermagnetized stellar remnant known as a magnetar blasted out a simultaneous mix of X-ray and radio signals never observed before. The flare-up included the first fast radio burst (FRB) ever seen from within our Milky...
NASA
NICER Catches Milestone X-ray Burst
A thermonuclear blast on a pulsar called J1808 resulted in the brightest burst of X-rays seen to date by NASA's Neutron star Interior Composition Explorer (NICER) telescope. The explosion, which occurred on a pulsar known as J1808 on...
NASA
NASA's NICER Tests Matter's Limits
Matter in the hearts of neutron stars – dense remnants of exploded massive stars – takes the most extreme form we can measure. Now, thanks to data from NASA’s Neutron star Interior Composition Explorer (NICER), an X-ray telescope on the...
NASA
NASA's Fermi Mission Shows How Luck Favors the Prepared
In 2017, NASA's Fermi Gamma-ray Space Telescope played a pivotal role in two important breakthroughs occurring just five weeks apart. But what might seem like extraordinary good luck is really the product of research, analysis,...
NASA
NASA’s NICER Reveals 1st-ever Pulsar Surface Map
Scientists have reached a new frontier in our understanding of pulsars, the dense, whirling remains of exploded stars, thanks to observations from NASA’s Neutron star Interior Composition Explorer (NICER). Data from this X-ray telescope...
NASA
NASA | Peer into a Simulated Stellar-mass Black Hole
Music: "Lost in Space" by Lars Leonhard, courtesy of artist. This animation of supercomputer data takes you to the inner zone of the accretion disk of a stellar-mass black hole. Gas heated to 20 million degrees F as it spirals toward the...
Catalyst University
Ottawa Ankle & Foot Rules EXPLAINED
In this video, I explain the Ottawa Ankle and Foot Rules, a set of criteria that help determine whether or not radiography is necessary prior to beginning physical therapy treatment of the ankle and foot.
NASA
Superstar Eta Carinae Shoots Cosmic Rays
A new study using data from NASA's NuSTAR space telescope suggests that the most luminous and massive stellar system within 10,000 light-years, Eta Carinae, is accelerating particles to high energies -- some of which may reach Earth as...
NASA
NICER Finds X-ray Pulsar in Record-fast Orbit
Scientists analyzing the first data from the Neutron Star Interior Composition Explorer (NICER) mission have found two stars that revolve around each other every 38 minutes. One of the stars in the system, called IGR J17062-6143 (J17062...
NASA
NASA | Swift Catches Mega Flares from a Mini Star
On April 23, NASA's Swift satellite detected the strongest, hottest, and longest-lasting sequence of stellar flares ever seen from a nearby red dwarf star. The initial blast from this record-setting series of explosions was as much as...
NASA
NASA | The Dual Personality of the 'Christmas Burst'
The Christmas burst, also known as GRB 101225A, was discovered in the constellation Andromeda by Swift's Burst Alert Telescope at 1:38 p.m. EST on Dec. 25, 2010. Two very different scenarios successfully reproduce features of this...
NASA
NASA | Animation: NASA's Swift Satellite Spots Black Hole Devouring A Star
In late March 2011, NASA's Swift satellite alerted astronomers to intense and unusual high-energy flares from a new source in the constellation Draco. They soon realized that the source, which is now known as Swift J1644+57, was the...
NASA
NASA | Massive Black Hole Shreds Passing Star
This artist’s rendering illustrates new findings about a star shredded by a black hole. When a star wanders too close to a black hole, intense tidal forces rip the star apart. In these events, called “tidal disruptions,” some of the...
NASA
NASA's Kepler, Swift Missions Harvest ‘Pumpkin’ Stars
Astronomers using observations from NASA's Kepler and Swift missions have discovered a group of rapidly spinning stars that produce X-rays at more than 100 times the peak levels ever seen from the sun. The stars, which spin so fast...
NASA
NASA | IRIS Spots Its Largest Solar Flare
On Jan. 28, 2014, NASA's Interface Region Imaging Spectrograph, or IRIS, witnessed its strongest solar flare since it launched in the summer of 2013. Solar flares are bursts of x-rays and light that stream out into space, but scientists...
NASA
TESS Catches its First Star-destroying Black Hole
For the first time, NASA’s planet-hunting Transiting Exoplanet Survey Satellite (TESS) watched a black hole tear apart a star from start to finish, a cataclysmic phenomenon called a tidal disruption event. The blast, named ASASSN-19bt,...
NASA
How Solar Flares Affect Earth
A team of scientists led by Laura Hayes –a solar physicist who splits her time between NASA's Goddard Space Flight Center and Trinity College in Dublin, Ireland – investigated a connection between solar flares and Earth's atmosphere....
NASA
NASA | Black Hole Launches 'Bullets' of Gas.
Using observations from NASA's Rossi X-ray Timing Explorer (RXTE) satellite and the National Science Foundation's (NSF) Very Long Baseline Array (VLBA) radio telescope, an international team of astronomers has identified the moment when...