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NASA
NASA's Fermi Satellite Celebrates 10 Years of Discoveries
On June 11, NASA's Fermi Gamma-ray Space Telescope celebrates a decade of using gamma rays, the highest-energy form of light in the cosmos, to study black holes, neutron stars, and other extreme cosmic objects and...
Next Animation Studio
Astronomers find ‘spider stars’ that devour their companions
Astronomers have discovered a new type of “spider star” — violent pulsars that shred material from companion stars<br/>
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...
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...
Next Animation Studio
Astronomers find youngest known magnetar
Astronomers at NASA and the ESA have discovered a star in the constellation Sagittarius that is the youngest known magnetar ever recorded.
NASA
NASA | Highlights of Swift's Decade of Discovery
NASA's Swift satellite rode to orbit aboard a Delta II rocket on November 20, 2004, and it's still going strong. Swift's unique instrumentation allows it to quickly locate an interesting high-energy outburst, automatically determine...
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...
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...
NASA
Hubble Tracks Origins Of Energy Blasts
Fast radio bursts, or FRBs, are extraordinary events that generate as much energy in a thousandth of a second as the Sun does in an entire year!
Astronomers using NASA’s Hubble Space Telescope have...
Astronomers using NASA’s Hubble Space Telescope have...
NASA
NASA | Fermi Finds a Youthful Pulsar Among Ancient Stars
In three years, NASA's Fermi has detected more than 100 gamma-ray pulsars, but something new has appeared. Among a type of pulsar with ages typically numbering a billion years or more, Fermi has found one that appears to have been...
NASA
NASA | A Black Widow Pulsar Consumes its Mate
Black widow spiders and their Australian cousins, known as redbacks, are notorious for an unsettling tendency to kill and devour their male partners. Astronomers have noted similar behavior among two rare breeds of binary...
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...
NASA
NASA | Stellar Odd Couple Makes Striking Flares
Every 3.4 years, pulsar B1259--63 dives twice through the gas disk surrounding the massive blue star it orbits. With each pass, it produces gamma rays. During the most recent event, NASA's Fermi observed that the pulsar's gamma-ray...
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...
NASA
Fermi Detects Gamma-ray Puzzle from M31
NASA's Fermi Gamma-ray Space Telescope has found a signal at the center of the neighboring Andromeda galaxy that could indicate the presence of the mysterious stuff known as dark matter. The gamma-ray signal is similar to...
NASA
NASA’s Black Hole Field Guide: Episode 4 - Social Supermassive Black Holes
It’s not just smaller black holes that have all the fun – really, really massive black holes also enjoy being the center of attention! Watch this chapter to learn more about these giant black holes and all their...
NASA
NASA's Fermi Finds Vast 'Halo' Around Nearby Pulsar
A new study of observations from NASA’s Fermi Gamma-ray Space Telescope has discovered a faint but sprawling glow around a nearby pulsar. If visible to the human eye, this gamma-ray “halo” would appear larger...
NASA
NICER Mission Overview
The Neutron Star Interior Composition Explorer (NICER) payload, destined for the exterior of the space station, will study the physics of neutron stars, providing new insight into their nature and behavior. These stars are called...
NASA
NASA’s Black Hole Field Guide: Episode 3 - Social Black Holes
Watching black holes by themselves is fun, but what about ones that like being more social? Some black holes really LOVE to dance with other objects in the universe. Learn more about them by watching this helpful...
NASA
NASA | Neutron Stars Rip Each Other Apart to Form Black Hole
This supercomputer simulation shows one of the most violent events in the universe: a pair of neutron stars colliding, merging and forming a black hole. A neutron star is the compressed core left behind when a star born with...
NASA
NICER in Space
Several cameras on the International Space Station (ISS) have eyes on NICER. Since arriving to the space station on June 5 – aboard SpaceX’s eleventh cargo resupply mission – NICER underwent robotic installation on ExPRESS...
NASA
NASA's Fermi Satellite Clocks a 'Cannonball' Pulsar
Astronomers using NASA's Fermi Gamma-ray Space Space Telescope and the National Science Foundation's Karl G. Jansky Very Large Array (VLA) have found a pulsar hurtling through space at nearly 2.5 million miles...
NASA
NICER: Launching Soon to the Space Station
This video introduces the Neutron star Interior Composition Explorer (NICER). NICER is an Astrophysics Mission of Opportunity within NASA’s Explorer program, which provides frequent flight opportunities for world-class...