gravitational lensing

The ALMA image of the very distant galaxy SPT0418, distorted into a ring due to the gravity of an intervening galaxy. Credit: ALMA (ESO/NAOJ/NRAO), Rizzo et al.
Why is there a normal galaxy sitting at the edge of the Universe?
Phil Plait
Sep 7, 2020
Trending on SYFY WIRE in gravitational lensing
Tag: Bad Astronomy
Tag: Universe
Tag: galaxies
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When were the *very* first stars born? Earlier than we can see, even with Hubble
Phil Plait
Jun 16, 2020
Artwork depicting the first stars in the Universe lighting up the gas clouds from which they were born. Credit: NAOJ
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Tag: galaxies
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The Sunburst Arc: A quirk of gravity reveals how the infant Universe lit up
Phil Plait
Nov 18, 2019
Detail of one Starburst Arc shows several bright knots; each is an image of the same region of the lensed galaxy replicated through the lensing process. Credit: ESA/Hubble, NASA, Rivera-Thorsen et al.
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Astronomers find a rare 'super-Neptune' thanks to Einstein
Phil Plait
Jul 22, 2019
Artist’s depiction of the planet OGLE-2012-BLG-0950Lb, which is intermediate in mass between Neptune and Saturn. The rings are just an artistic flourish; we don’t know if the planet has rings or not. Credit: NASA/JPL/GSFC/F. Reddy/C. Ranc
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Tag: active galaxies
A quasar at the edge of the observable Universe shines with the light of 10 *trillion* Suns
Phil Plait
Jan 18, 2019
The quasar J043947.08+163415.7 (red) is extremely far away, and its light has been amplified by an intervening galaxy (blue) much closer to Earth. Credit: NASA, ESA, and X. Fan (University of Arizona)
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Tag: Hubble Space Telescope
Another Hubble stunner as it paves the way for JWST
Phil Plait
Aug 24, 2018
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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The chained princess’s drogue
Phil Plait
Jun 15, 2018
The four images (A-D) of the quadruply lensed quasar J014709+463037 can be seen in this deep image taken by the Pan-STARRS telescope. The lensing galaxy (G) is marked by an X. Credit: Berghea et al.
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Two planets discovered: One by gravity, one by accident [Part 1]
Phil Plait
May 29, 2018
Artwork of a star and exoplanet. Credit: ESA/ATG medialab
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The farthest star
Phil Plait
Apr 2, 2018
Omega Centauri
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Astronomers may have found rogue planets… in another galaxy
Phil Plait
Feb 5, 2018
The quasar RX J1131-1231 appears as a series of bright dots on a ring around the fuzzy elliptical galaxy in the center due to gravitational lensing. This is a Hubble image (red, green, and blue) combined with Chandra which sees X-rays (displayed as pink).
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Gravity warps a supernova into a quadruple play
Phil Plait
Nov 29, 2017
The giant Keck telescope got a similar view of the lensed supernova iPTFgeu in the infrared (right) versus Hubble (left). Credit: NASA/ESA/Hubble & W. M. Keck Observatory
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Gravity betrays the presence of a planet orbiting a binary star 10,000 light years from Earth
Phil Plait
Oct 30, 2017
Artwork depicting the exoplanet orbiting a binary star pair, 10,000 light years from Earth. Credit: NASA, ESA, and G. Bacon (STScI)
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A distant galaxy pushes Hubble beyond its limits
Phil Plait
Sep 14, 2017
The “true” shape of the lensed galaxy (right, inset), reconstructed by mapping out the structure of the galaxy cluster and determining how it distorted the light of SGAS 1110 on its way to Earth. Credit: NASA, ESA, and T. Johnson (University of Michigan)
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Horseshoe galaxies and hand grenades
Phil Plait
Aug 7, 2017
The Horseshoe Galaxy
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Einstein was right (again)! Astronomers watch as a star’s gravity bends light from another star
Phil Plait
Jun 7, 2017
matter warps space
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Tag: galaxy clusters
Space bender: A galaxy cluster distorts the fabric of space, creating beautiful patterns of light
Phil Plait
May 15, 2017
Abell 370
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