News tagged with elliptical galaxies

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Fermi maps an active galaxy's 'smokestack plumes'

If our eyes could see radio waves, the nearby galaxy Centaurus A (Cen A) would be one of the biggest and brightest objects in the sky, nearly 20 times the apparent size of a full moon. What we can't see when ...

Apr 01, 2010
5 / 5 (6) 1 | with audio podcast

Hubble traps galactic fireflies

(Phys.org)—Luminous galaxies glow like fireflies on a dark night in this image snapped by the NASA/ESA Hubble Space Telescope. The upper central galaxy in this image is a gigantic elliptical galaxy designated ...

Nov 18, 2012
5 / 5 (6) 7 | with audio podcast

Astronomers unveil secrets of giant elliptical galaxies

New findings of how giant elliptical galaxies move have been discovered by an international team of astronomers using the newly installed Multi Unit Spectroscopic Explorer (MUSE) at the European Southern Observatory's (ESO) ...

Sep 12, 2014
5 / 5 (6) 0

A cannibalistic galaxy with a powerful heart

Observations by the two of the European Space Agency's space observatories have provided a multi-wavelength view of the mysterious galaxy Centaurus A. The new images, from the Herschel Space Observatory and ...

Apr 04, 2012
4.8 / 5 (6) 10

Glitter galaxy through Hubble's eye

(Phys.org)—The brilliant cascade of stars through the middle of this image is the galaxy ESO 318-13 as seen by the NASA/ESA Hubble Space Telescope.

Dec 03, 2012
5 / 5 (5) 2

Image: Hot gas sloshing in a galactic cauldron

(Phys.org) —Galaxies are social beasts that are mostly found in groups or clusters – large assemblies of galaxies that are permeated by even larger amounts of diffuse gas. With temperatures of 10 million ...

Nov 19, 2013
5 / 5 (5) 18 | with audio podcast

Bully galaxy rules the neighborhood (w/ Video)

(PhysOrg.com) -- In general, galaxies can be thought of as "social" — hanging out in groups and frequently interacting. However, this recent NASA/ESA Hubble Space Telescope image highlights how some galaxies ...

Mar 04, 2010
4 / 5 (6) 0 | with audio podcast

Soft shells and strange star clusters

The beautiful, petal-like shells of galaxy PGC 6240 are captured here in intricate detail by the NASA/ESA Hubble Space Telescope, set against a sky full of distant background galaxies. This cosmic bloom is ...

Oct 10, 2013
4.6 / 5 (5) 2 | with audio podcast

Energizing the Filaments of NGC 1275

When examining clusters of galaxies, astronomers often find massive elliptical galaxies lurking at the centers. In some of these, long filaments of gas and dust extend outwards from the core. One of the best ...

May 11, 2011
4.2 / 5 (5) 17

How big are galaxies?

I'm going to refrain from the initial response that comes to mind… actually, no I won't—they're really, really, really big!!!!

Apr 03, 2013
5 / 5 (4) 4