In clusters of galaxies there is a fraction of stars which wander off into intergalactic space because they are pulled out by huge tidal forces generated between the galaxies in the cluster. The light emitted by these stars ...
Astronomy
Dec 2, 2022
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1838
The galaxy merger Arp-Madore 417-391 steals the spotlight in this image from the NASA/ESA Hubble Space Telescope. The Arp-Madore catalog is a collection of particularly peculiar galaxies spread throughout the southern sky, ...
Astronomy
Nov 28, 2022
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43
NASA's Webb Space Telescope is finding bright, early galaxies that until now were hidden from view, including one that may have formed a mere 350 million years after the cosmic-creating Big Bang.
Astronomy
Nov 24, 2022
1
89
A small, dense cloud of gas and dust called CB 130-3 blots out the center of this image from the NASA/ESA Hubble Space Telescope. CB 130-3 is an object known as a dense core, a compact agglomeration of gas and dust. This ...
Astronomy
Nov 21, 2022
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38
A Northwestern University-led team of astronomers has developed the most extensive inventory to date of the galaxies where short gamma-ray bursts (SGRBs) originate.
Astronomy
Nov 21, 2022
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512
Analysis of the very first image from the James Webb Space Telescope shows that the MIRI instrument, developed in the Netherlands, works even better than thought. Researchers from the University of Groningen demonstrate that ...
Astronomy
Nov 16, 2022
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485
An intermediate-mass black hole lurking undetected in a dwarf galaxy revealed itself to astronomers when it gobbled up an unlucky star that strayed too close. The shredding of the star, known as a "tidal disruption event" ...
Astronomy
Nov 10, 2022
0
374
An international team of astronomers has conducted spectroscopic and photometric observations of the young massive cluster NGC 1850 with the aim of investigating the effects of stellar rotation across its stellar population. ...
An international research team led by the University of Minnesota Twin Cities has measured the size of a star dating back 2 billion years after the Big Bang, or more than 11 billion years ago. Detailed images show the exploding ...
Astronomy
Nov 9, 2022
0
781
The James Webb Space Telescope (JWST), launched on Christmas Day 2021, is already transforming our understanding of planets in our solar system and far beyond. A versatile satellite observatory, JWST has a clear-eyed view ...
Astronomy
Nov 7, 2022
0
43
