Hubble Studies Star Ages in Colorful Galaxy
The Hubble Space Telescope continues to captivate astronomers and space enthusiasts alike with its stunning imagery and groundbreaking discoveries. A recent observation of the spiral galaxy NGC 6000, located 102 million light-years away in the constellation Scorpius, showcases the telescope’s ability to reveal the complexities of star formation and evolution. This particular image features a brilliant display of colors, with a glowing yellow center indicating older, smaller stars, and vibrant blue outskirts signifying the presence of young, massive stars. This color differentiation reflects the varying ages, masses, and temperatures of the stars within the galaxy, providing insight into the life cycles of celestial bodies.
Hubble’s observations of NGC 6000 are part of a broader survey focused on recent supernova explosions in nearby galaxies. Notably, NGC 6000 has been the site of two supernovae: SN 2007ch and SN 2010as. By utilizing Hubble’s sensitive detectors, researchers can track the faint glow of these supernovae long after their initial explosions, allowing them to study the progenitor stars’ characteristics and potential companions. The image also captures an intriguing detail—a drifting asteroid from our solar system, visible as four thin lines across the galaxy’s disk. This phenomenon results from multiple exposures taken at different wavelengths, emphasizing Hubble’s sophisticated imaging capabilities and the importance of color in astronomical observations.
Since its launch in 1990, the Hubble Space Telescope has revolutionized our understanding of the universe, providing invaluable data that has influenced both scientific research and popular culture. Its impact extends beyond the realm of science; Hubble has inspired countless individuals and fostered a deeper appreciation for the cosmos. As we continue to explore the night sky, Hubble remains a vital tool in uncovering the mysteries of the universe, paving the way for future discoveries and advancements in space exploration.
Explore Hubble
Hubble Home
Overview
About Hubble
The History of Hubble
Hubble Timeline
Why Have a Telescope in Space?
Hubble by the Numbers
At the Museum
FAQs
Impact & Benefits
Hubble’s Impact & Benefits
Science Impacts
Cultural Impact
Technology Benefits
Impact on Human Spaceflight
Astro Community Impacts
Science
Hubble Science
Science Themes
Science Highlights
Science Behind Discoveries
Universe Uncovered
Hubble’s Partners in Science
AI and Hubble Science
Explore the Night Sky
Observatory
Hubble Observatory
Hubble Design
Mission Operations
Science Operations
Astronaut Missions to Hubble
Hubble vs Webb
Team
Hubble Team
Career Aspirations
Hubble Astronauts
Multimedia
Images
Videos
Sonifications
Podcasts
e-Books
Online Activities
3D Hubble Models
Lithographs
Fact Sheets
Posters
Hubble on the NASA App
Glossary
News
Hubble News
Social Media
Media Resources
More
35th Anniversary
Online Activities
2 min read
Hubble Studies Star Ages in Colorful Galaxy
This NASA/ESA Hubble Space Telescope image features the spiral galaxy called NGC 6000.
ESA/Hubble & NASA, A. Filippenko; Acknowledgment: M. H. Özsaraç
Stars of all ages are on display in this NASA/ESA
Hubble Space Telescope
image of the sparkling spiral galaxy called NGC 6000, located 102 million light-years away in the constellation Scorpius.
NGC 6000 has a glowing yellow center and glittering blue outskirts. These colors reflect differences in the average ages, masses, and temperatures of the galaxy’s stars. At the heart of the galaxy, the stars tend to be older and smaller. Less massive stars are cooler than more massive stars, and somewhat counterintuitively, cooler stars are redder, while hotter stars are bluer. Farther out along NGC 6000’s spiral arms, brilliant star clusters host young, massive stars that appear distinctly blue.
Hubble collected the data for this image while surveying the sites of recent
supernova
explosions in nearby galaxies. NGC 6000 hosted two recent supernovae: SN 2007ch in 2007 and SN 2010as in 2010. Using Hubble’s sensitive detectors, researchers can discern the faint glow of supernovae years after the initial explosion. These observations help constrain the masses of supernovae progenitor stars and can indicate if they had any stellar companions.
By zooming in to the right side of the galaxy’s disk in this image, you can see a set of four thin yellow and blue lines. These lines are an asteroid in our solar system that was drifting across Hubble’s
field of view
as it gazed at NGC 6000. The four lines are due to four different exposures recorded one after another with slight pauses in between. Image processors combined these four exposures to create the final image. The lines appear dashed with alternating colors because each exposure used a filter to collect very specific wavelengths of light, in this case around red and blue. Having these separate exposures of particular wavelengths is important to study and compare stars by their colors — but it also makes asteroid interlopers very obvious!
Facebook logo
@NASAHubble
@NASAHubble
Instagram logo
@NASAHubble
Media Contact
:
Claire Andreoli
(
claire.andreoli@nasa.gov
)
NASA’s
Goddard Space Flight Center
,
Greenbelt, MD
Share
Details
Last Updated
Nov 14, 2025
Editor
Andrea Gianopoulos
Location
NASA Goddard Space Flight Center
Related Terms
Hubble Space Telescope
Astrophysics
Astrophysics Division
Galaxies
Goddard Space Flight Center
Spiral Galaxies
Stars
The Universe
Keep Exploring
Discover More Topics From Hubble
Hubble Space Telescope
Since its 1990 launch, the Hubble Space Telescope has changed our fundamental understanding of the universe.
Hubble News
Hubble Science Highlights
Hubble Online Activities
