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Sagittarius Dwarf Galaxy with Asteroid
Animation of the asteroid's path over time. For better visibility in this animation, the asteroid's color is shown in white. The release image shows the asteroid trail in red, which is truer to the light reflected by the asteroid.
- Release DateNovember 11, 2004
- Science ReleaseHubble Tracks Asteroid’s Sky Trek
- Credit
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Reddish Arcs Mark Trail of Small Asteroid
While analyzing NASA Hubble Space Telescope images of the Sagittarius dwarf irregular galaxy (SagDIG), an international team of astronomers led by Simone Marchi, Yazan Momany, and Luigi Bedin were surprised to see the trail of a faint asteroid that had drifted across the field...
Sagittarius Dwarf Galaxy
This new image from the Hubble Space Telescope shows a small galaxy called the Sagittarius dwarf irregular galaxy, or "SagDIG" for short. SagDIG is relatively nearby, and Hubble's sharp vision is able to reveal many thousands of individual stars within the galaxy. The brightest...
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Last Updated
Mar 28, 2025
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Media
Claire Andreoli
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
claire.andreoli@nasa.gov