NASA's Chandra, Hubble Tune Into 'Flame-Throwing' Guitar Nebula


Pulsar B2224+65 and the “Guitar Nebula”
Credit: X-ray: NASA/CXC/Stanford Univ./M. de Vries et al.; Optical: (Hubble) NASA/ESA/STScI and (Palomar) Hale Telescope/Palomar/CalTech; Image Processing: NASA/CXC/SAO/L. Frattare

Normally found only in heavy metal bands or certain post-apocalyptic films, a “flame-throwing guitar” has now been spotted moving through space. Astronomers have captured movies of this extreme cosmic object using NASA’s Chandra X-ray Observatory and Hubble Space Telescope.

The new movie of Chandra (red) and Palomar (blue) data helps break down what is playing out in the Guitar Nebula. X-rays from Chandra show a filament of energetic matter and antimatter particles, about two light-years or 12 trillion miles long, blasting away from the pulsar (seen as the bright white dot connected to the filament).

"Above and Beyond" Celebrates Chandra and CfA at the Hirshhorn

A symphonic event at the Smithsonian’s Hirshhorn Museum and Sculpture Garden on November 16th 2024 provided a remarkable opportunity to celebrate 25 years with the Chandra X-ray Observatory on the Mall in Washington, D.C. The free program, entitled "Above and Beyond," was built around Chandra’s milestone anniversary and featured the premiere of "Where Parallel Lines Converge." This original piece by composer Sophie Kastner, created with Chandra and alongside CXC experts, was inspired by the Chandra sonifications of the Galactic Center region. The ensemble musicians were from the 21st Century Consort and their performance was outstanding. In addition to the music, there was a selection of space imagery/video that helped showcase Chandra science. Dr. Kimberly Arcand of the Center for Astrophysics | Harvard & Smithsonian (CfA) was on hand for a special conductor’s discussion and question-and-answer session before the performance along with other invited guests, and there was a brief reception afterwards.

Smithsonian's Hirshhorn Museum and Sculpture Garden

Planets Beware: NASA Unburies Danger Zones of Star Cluster

A multiwavelength image of CYG OB2
Cyg OB2
Credit: X-ray: NASA/CXC/SAO/J. Drake et al, IR: NASA/JPL-Caltech/Spitzer;
Image Processing: NASA/CXC/SAO/N. Wolk

Most stars form in collections, called clusters or associations, that include very massive stars. These giant stars send out large amounts of high-energy radiation, which can disrupt relatively fragile disks of dust and gas that are in the process of coalescing to form new planets.

A team of astronomers used NASA’s Chandra X-ray Observatory, in combination with ultraviolet, optical, and infrared data, to show where some of the most treacherous places in a star cluster may be, where planets’ chances to form are diminished.

The target of the observations was Cygnus OB2, which is the nearest large cluster of stars to our Sun — at a distance of about 4,600 light-years. The cluster contains hundreds of massive stars as well as thousands of lower-mass stars. The team used long Chandra observations pointing at different regions of Cygnus OB2, and the resulting set of images were then stitched together into one large image.

Chandra Documentary Wins Award in Film Festival

A collage of four images showing the awards ceremony featuring Matthew Modine, Dr. Kim Arcand, Elizabeth Landau and more.
Images from the Raw Science Film Festival Awards Ceremony, featuring
Matthew Modine, Dr. Kim Arcand, Elizabeth Landau, and more.

On Saturday, October 5, the Raw Science Film Festival opened in New York City and the CfA’s Dr. Kimberly Arcand was on hand, along with Elizabeth Landau of NASA HQ, to celebrate the “Listen to the Universe” documentary that won the Industry award for “Best New Media”.

Listen to the Universe” is a 20-minute documentary produced by the Chandra X-ray Center at the CfA and NASA+ that takes viewers behind the scenes of the team that creates data sonifications.

The Raw Science Film Festival included an awards ceremony featuring a special Q&A with actor/executive producer Matthew Modine, along with screenings and director discussions of "Listen to the Universe" and other selected films. The festival's overall mission is to humanize science and keep fact-based storytelling at the forefront of popular culture.

-Megan Watzke CXC

Black Hole Destroys Star, Goes After Another, NASA Missions Find

An illustration of AT2019qiz with an inset image of the object in X-ray and optical light.
AT2019qiz
Credit: X-ray: NASA/CXC/Queen's Univ. Belfast/M. Nicholl et al.; Optical/IR: PanSTARRS, NSF/Legacy Survey/SDSS; Illustration: Soheb Mandhai / The Astro Phoenix; Image Processing: NASA/CXC/SAO/N. Wolk

NASA’s Chandra X-ray Observatory and other telescopes have identified a supermassive black hole that has torn apart one star and is now using that stellar wreckage to pummel another star or smaller black hole, as described in our latest press release. This research helps connect two cosmic mysteries and provides information about the environment around some of the bigger types of black holes.

This artist’s illustration shows a disk of material (red, orange, and yellow) that was created after a supermassive black hole (depicted on the right) tore apart a star through intense tidal forces. Over the course of a few years, this disk expanded outward until it intersected with another object — either a star or a small black hole — that is also in orbit around the giant black hole. Each time this object crashes into the disk, it sends out a burst of X-rays detected by Chandra. The inset shows Chandra data (purple) and an optical image of the source from Pan-STARRS (red, green, and blue).

Participate in New Survey on Color Blindness and Astronomy

A collage of four space images.
Upper-left: Cassiopeia A; Upper-right: V404 Cygni; Lower-left: Helix Nebula; Lower-right: M74
Credit: NASA/CXC, HST, JWST, SST & Swift
A graphic that asks, how do you view the Universe? A QR code is accompanied by text that reads, Studying Astronomical Images for Different Types of Colorblindness. Help scientists by participating in a short online survey. The graphic is also a link to the survey.
Credit: NASA/CXC/SAO/N.Aftab

Chandra is committed not only to learning about the Universe, but also to learning about learning about the Universe. Our team have become experts — and partners with others outside of Chandra — on examining how people view and explore space through astronomical data.

Our latest research project involves investigating how people with color blindness experience astronomical images. Please consider taking our survey on this topic. You do not need to have color blindness to participate, but, of course, we are excited to hear from people who do!

The survey is open now. We would greatly appreciate it if you could take the time to fill it out — it’s short! Also, please feel free to share this survey with your family, friends, and colleagues: https://www.surveymonkey.com/r/coloruniverse

Thank you for your help!

NASA's Chandra Finds Galaxy Cluster That Crosses the Streams

X-ray and optical image of Zwicky 8338
Zwicky 8338
Credit: X-ray: NASA/CXC/Xiamen Univ./C. Ge; Optical: DESI collaboration; Image Processing: NASA/CXC/SAO/N. Wolk

Astronomers using NASA’s Chandra X-ray Observatory have found a galaxy cluster has two streams of superheated gas crossing one another. This result shows that crossing the streams may lead to the creation of new structure.

Researchers have discovered an enormous, comet-like tail of hot gas — spanning over 1.6 million light-years long — trailing behind a galaxy within the galaxy cluster called Zwicky 8338 (Z8338 for short). This tail, spawned as the galaxy had some of its gas stripped off by the hot gas it is hurtling through, has split into two streams.

This is the second pair of tails trailing behind a galaxy in this system. Previously, astronomers discovered a shorter pair of tails from a different galaxy near this latest one. This newer and longer set of tails was only seen because of a deeper observation with Chandra that revealed the fainter X-rays.

Chandra Teams Up Again With Astrophotographers

Messier 106 (M106), also known as NGC 4258, is a spiral galaxy – like our own Milky Way -- located in the constellation Canes Venatici. It lies at a distance of roughly 23 million light-years and spans some 135,000 light-years in diameter.

This galaxy is famous, however, for something that our Galaxy doesn’t have – two extra spiral arms that glow in X-ray, optical, and radio light. These features, called anomalous arms, are not aligned with the plane of the galaxy, but instead intersect with it. The X-ray image from Chandra reveals huge bubbles of hot gas above and below the plane of the galaxy. These bubbles indicate that much of the gas that was originally in the disk of the galaxy has been heated to millions of degrees and ejected into the outer regions by the jets from a supermassive black hole at the galaxy’s core.

The DSC data are shown in this new image composited

Credit: Optical: Deep Sky Collective; Chandra X-ray (purple): NASA/CXC/SAO; VLA Radio (yellow): NSF/NRAO/VLA; Spitzer IR (Red): NASA/JPL-Caltech

It's not only space-based X-ray telescopes like Chandra, however, that have looked at M106. Excellent work has been done from the ground including by amateur astrophotographers including a group called the Deep Sky Collective (DSC). The DSC, founded by Tim Schaeffer in 2023, aims to use the group’s telescopes in a concerted way to explore some of the faintest and most difficult target in the sky in great detail.

Chandra Shows Off its "Scrollytelling"

The Chandra team has been working behind the scenes with the Smithsonian Institution's Digitization 3D Program, to create a new scrolling interactive for Cassiopeia A.

The term "scrollytelling" is real, even if you might not find it in every dictionary. (Though if you look in online ones – especially any that include online terminology – you will.) You may have experienced scrollytelling yourself if you’ve read or explored longer pieces of content on certain platforms or news outlets.

/blog/files/images/CasA scrolly screenshot 1

The idea is simple: as you scroll down the page, new information in the form of text, images, and videos will appear. It’s an effective way to convey layers of information, and we’re excited to share this new resource that will let you explore Cassiopeia A in a new way! Cas A, as it’s known, is arguably Chandra's most famous data of a supernova remnant, the leftover material from a star that exploded 340 years ago. Chandra has observed Cas A many times over its 25-year mission, and we have discovered lots about this exploded star -- including how it looks in three dimensions.

Seeing Chandra… From the Ground

It’s been over a quarter of a century since the Space Shuttle Columbia deployed NASA’s Chandra X-ray Observatory into space during mission STS-93. Chandra’s highly elliptical orbit takes it over one-third of the distance to the Moon at its farthest point.

STS-93 Deployment of Chandra

Although Chandra's closest approach to Earth fluctuates extensively with long-term variations in the orbit, it is still typically well more than 600 miles (1000 kilometers) above the surface. Compare that to the International Space Station which orbits our planet at an altitude of about 250 miles, and the Hubble Space Telescope which sits about 320 miles above Earth. It’s clear that Chandra is rather far away from us.

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