Image Gallery

The star cluster M30

This image was obtained by combining a set of multi-filter images obtained with the WFPC2 on board of Hubble Space Telescope. It was used to explore the core of M30 and to discover the two families of “rejuvenated” stars.   The field of view is 160 arcseconds across.


Credit: F. Ferraro(UNIBO)


Screensize JPG (3.2MB) mosaic4_tag.jpg

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The Hubble Space Telescope

The Hubble Space Telescope (HST) is 13.2 meters (43.5 ft.) long and its maximum diameter is 4.2 meters (14 ft.).  Its primary mirror is 2.4 meters  (94.5 inches) in diameter.

HST orbits Earth every 96 minutes, 575 kilometers (360 miles) above the Earth's surface. Its speed  is approximately  8 km  per second (5 miles per second). 

On August 11, 2008 the Hubble Space Telescope completed its 

100,000th orbit.

It is named after the American astronomer Edwin Hubble.  


Credit: NASA

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The core of  M30

A zoomed view of the nucleus of the cluster M30.   The field of view is 30 arcseconds across.


Credit: F. Ferraro(UNIBO)


Full Size TIFF (1.2 MB) m30_core.tif

A global view of  M30

This is another image of M30  taken with the Advanced Camera for Surveys (ACS) on board of  Hubble.     The field of view is 200 arcseconds across.


Credit:NASA/ESA


Normal Size TIFF (1.3 MB) m30_acs.tiff

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Zooming in on Messier 30

Zooming in on Messier 30, which formed 13 billion years ago and was discovered in 1764 by Charles Messier. Located about 28 000 light-years away from Earth, this globular cluster — a swarm of several hundred thousand stars — is about 90 light-years across.


Credit:ESA/Hubble

MPEG Movie(6.7 MB)  heic0918a.mpeg

MPEG-4 Movie (27.9 MB) heic0918a.mp4

AVI Movie (181 MB) heic0918a.avi

Wide-field view of  Messier 30


This wide-field image of the sky around the globular cluster Messier 30 was created from photographs forming part of the Digitized Sky Survey 2. Located about 28 000 light-years away from Earth, this cluster — a swarm of several hundred thousand stars — is about 90 light-years across.


Credit: ESO and Digitized Sky Survey 2

Acknowledgment: Davide De Martin


Full Size TIFF (32.2 MB) heic0918c.tif

Panning over  Messier 30

Panning over Messier 30, which formed 13 billion years ago and was discovered in 1764 by Charles Messier. Located about 28 000 light-years away from Earth, this globular cluster — a swarm of several hundred thousand stars — is about 90 light-years across.


Credit:ESA/Hubble

MPEG Movie (2.8 MB) heic0918b.mpeg

QuickTime Movie (6.4 MB) heic0918b.mov

AVI Movie (76.2 MB)  heic0918b.avi

The NASA/ESA release layout


Full Size TIFF (10.6 MB) heic0918.tif