galaxies

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WHAM! BULLSEYE! Galactic collision creates a ring of black holes and neutron stars
Phil Plait
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The ring galaxy AM 0644-071, created when a small compact galaxy plowed through the middle of a spiral galaxy at least tens of millions of years ago. Credit: NASA, ESA, and The Hubble Heritage Team (AURA/STScI)
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Tag: Hubble Space Telescope
IC 4870, the mystery galaxy
Phil Plait
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The dwarf galaxy IC 4870 is lovely in this Hubble image, but more information about it is scarce. Credit: ESA/Hubble & NASA
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An elliptical galaxy… kinda
Phil Plait
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A wide field view of the galaxy NGC 5018 and neighbors. Credit: ESO/Spavone et al.
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Tag: Hubble Space Telescope
Another Hubble stunner as it paves the way for JWST
Phil Plait
Aug 24, 2018
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The gigantic galaxy cluster RXC J0142.9+4438 contains several hundred galaxies, and was observed by Hubble to study even more distant background galaxies whose light was amplified by the gravity of the cluster. Credit: ESA/Hubble & NASA, RELICS
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Hubble goes deep and finds thousands of galaxies assembling when the Universe was young
Phil Plait
Aug 20, 2018
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A deep Hubble image in ultraviolet, visible, and infrared light shows thousands of galaxies in the early Universe. This is the northern field of the HDUV survey.
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Tag: Andromeda galaxy
Two billion years ago, Andromeda ate the Milky Way’s sibling
Phil Plait
Aug 17, 2018
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The magnificent Andromeda Galaxy along with its companion M32 (upper left of center). Credit: Local Group Survey Team and T.A. Rector (University of Alaska Anchorage)
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Tag: blazars
News: Monster black holes shoot out neutrinos like cosmic bullets
Phil Plait
Jul 12, 2018
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Artist drawing of a blazar, a galaxy with a supermassive black hole spewing out energy. Credit: DESY, Science Communication Lab
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Tag: asteroids
Abell 370 and the vermin of the sky
Phil Plait
Jul 5, 2018
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Abell 370 provides a dramatic backdrop for quite a few asteroids, seen as curved tracks in this Hubble image. Credit: NASA, ESA, and B. Sunnquist and J. Mack (STScI) Acknowledgment: NASA, ESA, and J. Lotz (STScI) and the HFF Team
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An ancient galaxy hides among the young
Phil Plait
Jun 22, 2018
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NGC 1277 is a galaxy that appears, despite its size, to have remained unchanged since it formed billions of years ago. Almost all the little fuzzies you see in the image are globular clusters.
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Astronomers watch the aftermath of a star ripped apart by a huge black hole
Phil Plait
Jun 19, 2018
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Artwork depicting a star torn apart by a black hole in Arp 299, with a beam of material blasting away. Credit: Sophia Dagnello, NRAO/AUI/NSF; NASA, STScI
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A quintet of galaxies that's actually a quartet. Except it's a quintet.
Phil Plait
Jun 14, 2018
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A heavily-stretched contrast image shows galaxies galore, including NGC 7331 (upper center) and Stephan’s Quintet (below center right). Credit: CFHT, Pierre-Alain Duc (Observatoire de Strasbourg) & Jean-Charles Cuillandre (CEA Saclay/Obs. de Paris).
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Will they or won't they? Two galaxies that probably won't become one
Phil Plait
Jun 11, 2018
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NGC 5426 (right) and NGC 5427 (left), together known as Arp 271, are close enough to each other to be interacting. Credit: ESO/Juan Carlos Muñoz​​​​​​​
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Hubble + nearby galaxies = galactic gorgeousness
Phil Plait
May 18, 2018
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The nearby spiral galaxy M96, observed by Hubble Space Telescope. Credit: NASA, ESA, and the LEGUS team
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A glimpse of oxygen at the edge of space reveals stars born just after the Universe itself
Phil Plait
May 17, 2018
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The galaxy cluster MACSJ1149.5+223 lies in the foreground and magnifies the image of the much more distant JD1, a galaxy 13.3 billion light years away. Inset is the observation of oxygen from the galaxy.
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A whirlwind romance leads to a million births
Phil Plait
Apr 10, 2018
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NGC 4490, a galaxy bursting with star formation after a recent close encounter with a smaller galaxy. Credit: ESA/Hubble & NASA Acknowledgements: D. Calzetti (UMass) and the LEGUS Team, J. Maund (University of Sheffield), and R. Chandar (University of To
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