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Hubble Surveys Cloudy Cluster

Hubble Surveys Cloudy Cluster

  • Hubble Surveys Cloudy Cluster: A new image from NASA/ESA Hubble Space Telescope features a cloudy starscape from an impressive star cluster in the Large Magellanic Cloud, a dwarf galaxy about 160,000 light-years away.
  • The image showcases the second-largest star-forming region in the galaxy, called N11, where gas clouds coalesce into new stars and are sculpted by powerful ultraviolet radiation.
  • Hubble’s longevity is demonstrated by this image, which combines observations made roughly 20 years apart using different cameras: Advanced Camera for Surveys (2002-2003) and Wide Field Camera 3 (recent).
  • The Hubble Space Telescope has revolutionized our understanding of the universe since its 1990 launch, with a focus on nebulae, star-forming regions, and the night sky.
  • Today’s image is just one example of the many groundbreaking discoveries made possible by Hubble’s advanced technology and observational capabilities.

2 min read

Hubble Surveys Cloudy Cluster

Stars in a star cluster shine brightly blue, with four-pointed diffraction spikes radiating from them. The center shows a small, crowded group of stars while a larger group is partially visible on the right side of the image. The nebula is mostly thick, smoky clouds of gas, lit up in blue tones by the stars. Clumps of dust hover before and around the stars; they are mostly dark but lit around their edges where the starlight erodes them.
This new NASA/ESA Hubble Space Telescope image features the nebula LMC N44C.
ESA/Hubble & NASA, C. Murray, J. Maíz Apellániz

This new NASA/ESA Hubble Space Telescope image features a cloudy starscape from an impressive star cluster. This scene is in the Large Magellanic Cloud, a dwarf galaxy situated about 160,000 light-years away in the constellations Dorado and Mensa. With a mass equal to 10–20% of the mass of the Milky Way, the Large Magellanic Cloud is the largest of the dozens of small galaxies that orbit our galaxy.

The Large Magellanic Cloud is home to several massive stellar nurseries where gas clouds, like those strewn across this image, coalesce into new stars. Today’s image depicts a portion of the galaxy’s second-largest star-forming region, which is called N11. (The most massive and prolific star-forming region in the Large Magellanic Cloud, the Tarantula Nebula, is a frequent target for Hubble.) We see bright, young stars lighting up the gas clouds and sculpting clumps of dust with powerful ultraviolet radiation.

This image marries observations made roughly 20 years apart, a testament to Hubble’s longevity. The first set of observations, which were carried out in 2002–2003, capitalized on the exquisite sensitivity and resolution of the then-newly-installed Advanced Camera for Surveys. Astronomers turned Hubble toward the N11 star cluster to do something that had never been done before at the time: catalog all the stars in a young cluster with masses between 10% of the Sun’s mass and 100 times the Sun’s mass.

The second set of observations came from Hubble’s newest camera, the Wide Field Camera 3. These images focused on the dusty clouds that permeate the cluster, providing us with a new perspective on cosmic dust.

Media Contact:

Claire Andreoli (claire.andreoli@nasa.gov)
NASA’s Goddard Space Flight CenterGreenbelt, MD

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Q. What is the Large Magellanic Cloud?
A. The Large Magellanic Cloud is a dwarf galaxy situated about 160,000 light-years away in the constellations Dorado and Mensa, with a mass equal to 10–20% of the mass of the Milky Way.

Q. What is N11, the star cluster depicted in the Hubble image?
A. N11 is the second-largest star-forming region in the Large Magellanic Cloud, where gas clouds coalesce into new stars under the influence of powerful ultraviolet radiation from bright, young stars.

Q. How did astronomers catalog all the stars in a young cluster with masses between 10% of the Sun’s mass and 100 times the Sun’s mass using Hubble?
A. Astronomers used Hubble to do something that had never been done before at the time: catalog all the stars in a young cluster with masses between 10% of the Sun’s mass and 100 times the Sun’s mass, utilizing the exquisite sensitivity and resolution of Hubble.

Q. What is the Tarantula Nebula?
A. The Tarantula Nebula is the most massive and prolific star-forming region in the Large Magellanic Cloud, which is a frequent target for Hubble observations.

Q. How did Hubble’s newest camera, the Wide Field Camera 3, contribute to our understanding of cosmic dust?
A. The Wide Field Camera 3 provided new perspectives on cosmic dust by focusing on the dusty clouds that permeate the cluster in N11.

Q. What is the significance of Hubble’s longevity in making observations over a period of roughly 20 years apart?
A. Hubble’s longevity allowed astronomers to make observations over a period of roughly 20 years apart, providing new insights into cosmic phenomena and demonstrating the telescope’s ability to adapt to changing technologies.

Q. How has Hubble changed our fundamental understanding of the universe since its 1990 launch?
A. Since its 1990 launch, the Hubble Space Telescope has significantly changed our fundamental understanding of the universe, revealing new insights into star birth and death, cosmic dust, and other phenomena.

Q. What is the purpose of Hubble’s Night Sky Challenge?
A. The purpose of Hubble’s Night Sky Challenge is not explicitly stated in the provided text, but it may be a program or initiative that encourages people to explore and learn about the night sky using Hubble images.

Q. How can I stay updated on Hubble news and updates?
A. You can follow Hubble on social media platforms such as Facebook (@NASAHubble) and Instagram (@NASAHubble), or visit the NASA website for the latest news and updates from Hubble.